diff options
95 files changed, 412 insertions, 605 deletions
diff --git a/arch/arm/mach-ixp4xx/nslu2-pci.c b/arch/arm/mach-ixp4xx/nslu2-pci.c index 0de639d6e60..04661fef97f 100644 --- a/arch/arm/mach-ixp4xx/nslu2-pci.c +++ b/arch/arm/mach-ixp4xx/nslu2-pci.c @@ -17,6 +17,7 @@ #include <linux/pci.h> #include <linux/init.h> +#include <linux/irq.h> #include <asm/mach/pci.h> #include <asm/mach-types.h> diff --git a/arch/arm/mach-ixp4xx/nslu2-power.c b/arch/arm/mach-ixp4xx/nslu2-power.c index e2a2230b69f..a29b3b2b61b 100644 --- a/arch/arm/mach-ixp4xx/nslu2-power.c +++ b/arch/arm/mach-ixp4xx/nslu2-power.c @@ -19,6 +19,7 @@ #include <linux/module.h> #include <linux/reboot.h> +#include <linux/irq.h> #include <linux/interrupt.h> #include <linux/reboot.h> diff --git a/arch/arm/mach-s3c2410/Makefile b/arch/arm/mach-s3c2410/Makefile index 273e05f2b8d..0eadec91621 100644 --- a/arch/arm/mach-s3c2410/Makefile +++ b/arch/arm/mach-s3c2410/Makefile @@ -28,6 +28,7 @@ obj-$(CONFIG_PM_SIMTEC) += pm-simtec.o # S3C2412 support obj-$(CONFIG_CPU_S3C2412) += s3c2412.o +obj-$(CONFIG_CPU_S3C2412) += s3c2412-irq.o obj-$(CONFIG_CPU_S3C2412) += s3c2412-clock.o # diff --git a/arch/arm/mach-s3c2410/cpu.h b/arch/arm/mach-s3c2410/cpu.h index b0ed9d2d141..be42e4032a6 100644 --- a/arch/arm/mach-s3c2410/cpu.h +++ b/arch/arm/mach-s3c2410/cpu.h @@ -8,16 +8,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * Modifications: - * 24-Aug-2004 BJD Start of generic S3C24XX support - * 18-Oct-2004 BJD Moved board struct into this file - * 04-Jan-2005 BJD New uart initialisation - * 10-Jan-2005 BJD Moved generic init here, specific to cpu headers - * 14-Jan-2005 BJD Added s3c24xx_init_clocks() call - * 10-Mar-2005 LCVR Changed S3C2410_{VA,SZ} to S3C24XX_{VA,SZ} & IODESC_ENT - * 14-Mar-2005 BJD Updated for __iomem - * 15-Jan-2006 LCVR Updated S3C2410_PA_##x to new S3C24XX_PA_##x macro */ /* todo - fix when rmk changes iodescs to use `void __iomem *` */ diff --git a/arch/arm/mach-s3c2410/devs.c b/arch/arm/mach-s3c2410/devs.c index ad3845e329b..cae35ff76f3 100644 --- a/arch/arm/mach-s3c2410/devs.c +++ b/arch/arm/mach-s3c2410/devs.c @@ -1,22 +1,14 @@ /* linux/arch/arm/mach-s3c2410/devs.c * * Copyright (c) 2004 Simtec Electronics - * Ben Dooks <ben@simtec.co.uk> + * Ben Dooks <ben@simtec.co.uk> * - * Base S3C2410 platform device definitions + * Base S3C24XX platform device definitions * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * - * Modifications: - * 15-Jan-2006 LCVR Using S3C24XX_PA_##x macro for common S3C24XX devices - * 10-Mar-2005 LCVR Changed S3C2410_{VA,SZ} to S3C24XX_{VA,SZ} - * 10-Feb-2005 BJD Added camera from guillaume.gourat@nexvision.tv - * 29-Aug-2004 BJD Added timers 0 through 3 - * 29-Aug-2004 BJD Changed index of devices we only have one of to -1 - * 21-Aug-2004 BJD Added IRQ_TICK to RTC resources - * 18-Aug-2004 BJD Created initial version */ #include <linux/kernel.h> diff --git a/arch/arm/mach-s3c2410/irq.c b/arch/arm/mach-s3c2410/irq.c index 6822dc7f779..cd6139b3599 100644 --- a/arch/arm/mach-s3c2410/irq.c +++ b/arch/arm/mach-s3c2410/irq.c @@ -86,7 +86,7 @@ unsigned long s3c_irqwake_intmask = 0xffffffffL; unsigned long s3c_irqwake_eintallow = 0x0000fff0L; unsigned long s3c_irqwake_eintmask = 0xffffffffL; -static int +int s3c_irq_wake(unsigned int irqno, unsigned int state) { unsigned long irqbit = 1 << (irqno - IRQ_EINT0); @@ -260,7 +260,7 @@ s3c_irqext_unmask(unsigned int irqno) s3c_irq_unmask((irqno <= (IRQ_EINT7 - EXTINT_OFF)) ? IRQ_EINT4t7 : IRQ_EINT8t23); } -static int +int s3c_irqext_type(unsigned int irq, unsigned int type) { void __iomem *extint_reg; diff --git a/arch/arm/mach-s3c2410/irq.h b/arch/arm/mach-s3c2410/irq.h index 4abf0ca14e0..f7cc4c983de 100644 --- a/arch/arm/mach-s3c2410/irq.h +++ b/arch/arm/mach-s3c2410/irq.h @@ -97,3 +97,8 @@ s3c_irqsub_ack(unsigned int irqno, unsigned int parentmask, unsigned int group) __raw_writel(parentmask, S3C2410_INTPND); } } + +/* exported for use in arch/arm/mach-s3c2410 */ + +extern int s3c_irq_wake(unsigned int irqno, unsigned int state); +extern int s3c_irqext_type(unsigned int irq, unsigned int type); diff --git a/arch/arm/mach-s3c2410/mach-bast.c b/arch/arm/mach-s3c2410/mach-bast.c index 947234df816..2968fb235f9 100644 --- a/arch/arm/mach-s3c2410/mach-bast.c +++ b/arch/arm/mach-s3c2410/mach-bast.c @@ -8,31 +8,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * Modifications: - * 14-Sep-2004 BJD USB power control - * 20-Aug-2004 BJD Added s3c2410_board struct - * 18-Aug-2004 BJD Added platform devices from default set - * 16-May-2003 BJD Created initial version - * 16-Aug-2003 BJD Fixed header files and copyright, added URL - * 05-Sep-2003 BJD Moved to v2.6 kernel - * 06-Jan-2003 BJD Updates for <arch/map.h> - * 18-Jan-2003 BJD Added serial port configuration - * 05-Oct-2004 BJD Power management code - * 04-Nov-2004 BJD Updated serial port clocks - * 04-Jan-2005 BJD New uart init call - * 10-Jan-2005 BJD Removed include of s3c2410.h - * 14-Jan-2005 BJD Add support for muitlple NAND devices - * 03-Mar-2005 BJD Ensured that bast-cpld.h is included - * 10-Mar-2005 LCVR Changed S3C2410_VA to S3C24XX_VA - * 14-Mar-2005 BJD Updated for __iomem changes - * 22-Jun-2005 BJD Added DM9000 platform information - * 28-Jun-2005 BJD Moved pm functionality out to common code - * 17-Jul-2005 BJD Changed to platform device for SuperIO 16550s - * 25-Jul-2005 BJD Removed ASIX static mappings - * 27-Jul-2005 BJD Ensure maximum frequency of i2c bus - * 20-Sep-2005 BJD Added static to non-exported items - * 26-Oct-2005 BJD Added FB platform data */ #include <linux/kernel.h> diff --git a/arch/arm/mach-s3c2410/mach-h1940.c b/arch/arm/mach-s3c2410/mach-h1940.c index aec431b2830..8c895c077d2 100644 --- a/arch/arm/mach-s3c2410/mach-h1940.c +++ b/arch/arm/mach-s3c2410/mach-h1940.c @@ -9,23 +9,6 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * - * Modifications: - * 16-May-2003 BJD Created initial version - * 16-Aug-2003 BJD Fixed header files and copyright, added URL - * 05-Sep-2003 BJD Moved to v2.6 kernel - * 06-Jan-2003 BJD Updates for <arch/map.h> - * 18-Jan-2003 BJD Added serial port configuration - * 17-Feb-2003 BJD Copied to mach-ipaq.c - * 21-Aug-2004 BJD Added struct s3c2410_board - * 04-Sep-2004 BJD Changed uart init, renamed ipaq_ -> h1940_ - * 18-Oct-2004 BJD Updated new board structure name - * 04-Nov-2004 BJD Change for new serial clock - * 04-Jan-2005 BJD Updated uart init call - * 10-Jan-2005 BJD Removed include of s3c2410.h - * 14-Jan-2005 BJD Added clock init - * 10-Mar-2005 LCVR Changed S3C2410_VA to S3C24XX_VA - * 20-Sep-2005 BJD Added static to non-exported items - * 26-Oct-2005 BJD Changed name of fb init call */ #include <linux/kernel.h> diff --git a/arch/arm/mach-s3c2410/mach-rx3715.c b/arch/arm/mach-s3c2410/mach-rx3715.c index 306afc1d7cd..23d7c052013 100644 --- a/arch/arm/mach-s3c2410/mach-rx3715.c +++ b/arch/arm/mach-s3c2410/mach-rx3715.c @@ -9,15 +9,6 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * - * Modifications: - * 16-Sep-2004 BJD Copied from mach-h1940.c - * 25-Oct-2004 BJD Updates for 2.6.10-rc1 - * 10-Jan-2005 BJD Removed include of s3c2410.h s3c2440.h - * 14-Jan-2005 BJD Added new clock init - * 10-Mar-2005 LCVR Changed S3C2410_VA to S3C24XX_VA - * 14-Mar-2005 BJD Fixed __iomem warnings - * 20-Sep-2005 BJD Added static to non-exported items - * 31-Oct-2005 BJD Added LCD setup for framebuffer */ #include <linux/kernel.h> diff --git a/arch/arm/mach-s3c2410/mach-smdk2410.c b/arch/arm/mach-s3c2410/mach-smdk2410.c index 25f7e9f4dce..b3b0171d505 100644 --- a/arch/arm/mach-s3c2410/mach-smdk2410.c +++ b/arch/arm/mach-s3c2410/mach-smdk2410.c @@ -27,10 +27,6 @@ * derived from linux/arch/arm/mach-s3c2410/mach-bast.c, written by * Ben Dooks <ben@simtec.co.uk> * - * 10-Mar-2005 LCVR Changed S3C2410_VA to S3C24XX_VA - * 20-Sep-2005 BJD Added static to non-exported items - * 01-Apr-2006 BJD Moved init code to common smdk - * ***********************************************************************/ #include <linux/kernel.h> diff --git a/arch/arm/mach-s3c2410/mach-smdk2413.c b/arch/arm/mach-s3c2410/mach-smdk2413.c index b7ef7d3c54a..3a4ca7f6f7b 100644 --- a/arch/arm/mach-s3c2410/mach-smdk2413.c +++ b/arch/arm/mach-s3c2410/mach-smdk2413.c @@ -112,7 +112,20 @@ static void __init smdk2413_machine_init(void) smdk_machine_init(); } -MACHINE_START(S3C2413, "SMDK2413") +MACHINE_START(S3C2413, "S3C2413") + /* Maintainer: Ben Dooks <ben@fluff.org> */ + .phys_io = S3C2410_PA_UART, + .io_pg_offst = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc, + .boot_params = S3C2410_SDRAM_PA + 0x100, + + .fixup = smdk2413_fixup, + .init_irq = s3c24xx_init_irq, + .map_io = smdk2413_map_io, + .init_machine = smdk2413_machine_init, + .timer = &s3c24xx_timer, +MACHINE_END + +MACHINE_START(SMDK2413, "SMDK2413") /* Maintainer: Ben Dooks <ben@fluff.org> */ .phys_io = S3C2410_PA_UART, .io_pg_offst = (((u32)S3C24XX_VA_UART) >> 18) & 0xfffc, diff --git a/arch/arm/mach-s3c2410/mach-vr1000.c b/arch/arm/mach-s3c2410/mach-vr1000.c index d18efb279d3..a0d7692cdb2 100644 --- a/arch/arm/mach-s3c2410/mach-vr1000.c +++ b/arch/arm/mach-s3c2410/mach-vr1000.c @@ -10,25 +10,6 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * - * Modifications: - * 14-Sep-2004 BJD USB Power control - * 04-Sep-2004 BJD Added new uart init, and io init - * 21-Aug-2004 BJD Added struct s3c2410_board - * 06-Aug-2004 BJD Fixed call to time initialisation - * 05-Apr-2004 BJD Copied to make mach-vr1000.c - * 18-Oct-2004 BJD Updated board struct - * 04-Nov-2004 BJD Clock and serial configuration update - * - * 04-Jan-2005 BJD Updated uart init call - * 10-Jan-2005 BJD Removed include of s3c2410.h - * 14-Jan-2005 BJD Added clock init - * 15-Jan-2005 BJD Add serial port device definition - * 20-Jan-2005 BJD Use UPF_IOREMAP for ports - * 10-Feb-2005 BJD Added power-off capability - * 10-Mar-2005 LCVR Changed S3C2410_VA to S3C24XX_VA - * 14-Mar-2006 BJD void __iomem fixes - * 22-Jun-2006 BJD Added DM9000 platform information - * 20-Sep-2005 BJD Added static to non-exported items */ #include <linux/kernel.h> diff --git a/arch/arm/mach-s3c2410/s3c2400-gpio.c b/arch/arm/mach-s3c2410/s3c2400-gpio.c index 5127f39fa9b..f2a78175a70 100644 --- a/arch/arm/mach-s3c2410/s3c2400-gpio.c +++ b/arch/arm/mach-s3c2410/s3c2400-gpio.c @@ -17,10 +17,7 @@ * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * - * Changelog - * 15-Jan-2006 LCVR Splitted from gpio.c, adding support for the S3C2400 - */ +*/ #include <linux/kernel.h> #include <linux/init.h> diff --git a/arch/arm/mach-s3c2410/s3c2410.h b/arch/arm/mach-s3c2410/s3c2410.h index 73f1a2474a6..fbed084f26d 100644 --- a/arch/arm/mach-s3c2410/s3c2410.h +++ b/arch/arm/mach-s3c2410/s3c2410.h @@ -9,14 +9,6 @@ * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. * - * Modifications: - * 18-Aug-2004 BJD Created initial version - * 20-Aug-2004 BJD Added s3c2410_board struct - * 04-Sep-2004 BJD Added s3c2410_init_uarts() call - * 17-Oct-2004 BJD Moved board out to cpu - * 04-Jan-2005 BJD Changed uart init - * 10-Jan-2005 BJD Removed timer to cpu.h, moved 2410 specific bits here - * 14-Jan-2005 BJD Added s3c2410_init_clocks call */ #ifdef CONFIG_CPU_S3C2410 diff --git a/arch/arm/mach-s3c2410/s3c2412-irq.c b/arch/arm/mach-s3c2410/s3c2412-irq.c new file mode 100644 index 00000000000..c80ec93dfea --- /dev/null +++ b/arch/arm/mach-s3c2410/s3c2412-irq.c @@ -0,0 +1,130 @@ +/* linux/arch/arm/mach-s3c2412/s3c2412-irq.c + * + * Copyright (c) 2006 Simtec Electronics + * Ben Dooks <ben@simtec.co.uk> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * +*/ + +#include <linux/init.h> +#include <linux/module.h> +#include <linux/interrupt.h> +#include <linux/ioport.h> +#include <linux/ptrace.h> +#include <linux/sysdev.h> + +#include <asm/hardware.h> +#include <asm/irq.h> +#include <asm/io.h> + +#include <asm/mach/irq.h> + +#include <asm/arch/regs-irq.h> +#include <asm/arch/regs-gpio.h> + +#include "cpu.h" +#include "irq.h" + +/* the s3c2412 changes the behaviour of IRQ_EINT0 through IRQ_EINT3 by + * having them turn up in both the INT* and the EINT* registers. Whilst + * both show the status, they both now need to be acked when the IRQs + * go off. +*/ + +static void +s3c2412_irq_mask(unsigned int irqno) +{ + unsigned long bitval = 1UL << (irqno - IRQ_EINT0); + unsigned long mask; + + mask = __raw_readl(S3C2410_INTMSK); + __raw_writel(mask | bitval, S3C2410_INTMSK); + + mask = __raw_readl(S3C2412_EINTMASK); + __raw_writel(mask | bitval, S3C2412_EINTMASK); +} + +static inline void +s3c2412_irq_ack(unsigned int irqno) +{ + unsigned long bitval = 1UL << (irqno - IRQ_EINT0); + + __raw_writel(bitval, S3C2412_EINTPEND); + __raw_writel(bitval, S3C2410_SRCPND); + __raw_writel(bitval, S3C2410_INTPND); +} + +static inline void +s3c2412_irq_maskack(unsigned int irqno) +{ + unsigned long bitval = 1UL << (irqno - IRQ_EINT0); + unsigned long mask; + + mask = __raw_readl(S3C2410_INTMSK); + __raw_writel(mask|bitval, S3C2410_INTMSK); + + mask = __raw_readl(S3C2412_EINTMASK); + __raw_writel(mask | bitval, S3C2412_EINTMASK); + + __raw_writel(bitval, S3C2412_EINTPEND); + __raw_writel(bitval, S3C2410_SRCPND); + __raw_writel(bitval, S3C2410_INTPND); +} + +static void +s3c2412_irq_unmask(unsigned int irqno) +{ + unsigned long bitval = 1UL << (irqno - IRQ_EINT0); + unsigned long mask; + + mask = __raw_readl(S3C2412_EINTMASK); + __raw_writel(mask & ~bitval, S3C2412_EINTMASK); + + mask = __raw_readl(S3C2410_INTMSK); + __raw_writel(mask & ~bitval, S3C2410_INTMSK); +} + +static struct irqchip s3c2412_irq_eint0t4 = { + .ack = s3c2412_irq_ack, + .mask = s3c2412_irq_mask, + .unmask = s3c2412_irq_unmask, + .set_wake = s3c_irq_wake, + .set_type = s3c_irqext_type, +}; + +static int s3c2412_irq_add(struct sys_device *sysdev) +{ + unsigned int irqno; + + for (irqno = IRQ_EINT0; irqno <= IRQ_EINT3; irqno++) { + set_irq_chip(irqno, &s3c2412_irq_eint0t4); + set_irq_handler(irqno, do_edge_IRQ); + set_irq_flags(irqno, IRQF_VALID); + } + + return 0; +} + +static struct sysdev_driver s3c2412_irq_driver = { + .add = s3c2412_irq_add, +}; + +static int s3c2412_irq_init(void) +{ + return sysdev_driver_register(&s3c2412_sysclass, &s3c2412_irq_driver); +} + +arch_initcall(s3c2412_irq_init); diff --git a/arch/arm/mach-s3c2410/s3c2440-irq.c b/arch/arm/mach-s3c2410/s3c2440-irq.c index acfe3870727..1667ba1fa43 100644 --- a/arch/arm/mach-s3c2410/s3c2440-irq.c +++ b/arch/arm/mach-s3c2410/s3c2440-irq.c @@ -17,9 +17,6 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * - * Changelog: - * 25-Jul-2005 BJD Split from irq.c - * */ #include <linux/init.h> diff --git a/arch/arm/mach-s3c2410/s3c244x-irq.c b/arch/arm/mach-s3c2410/s3c244x-irq.c index 2aadca1ce7e..44c5affa9b8 100644 --- a/arch/arm/mach-s3c2410/s3c244x-irq.c +++ b/arch/arm/mach-s3c2410/s3c244x-irq.c @@ -17,9 +17,6 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * - * Changelog: - * 25-Jul-2005 BJD Split from irq.c - * */ #include <linux/init.h> @@ -122,21 +119,24 @@ static int s3c244x_irq_add(struct sys_device *sysdev) return 0; } -static struct sysdev_driver s3c244x_irq_driver = { +static struct sysdev_driver s3c2440_irq_driver = { .add = s3c244x_irq_add, }; static int s3c2440_irq_init(void) { - return sysdev_driver_register(&s3c2440_sysclass, &s3c244x_irq_driver); + return sysdev_driver_register(&s3c2440_sysclass, &s3c2440_irq_driver); } arch_initcall(s3c2440_irq_init); +static struct sysdev_driver s3c2442_irq_driver = { + .add = s3c244x_irq_add, +}; static int s3c2442_irq_init(void) { - return sysdev_driver_register(&s3c2442_sysclass, &s3c244x_irq_driver); + return sysdev_driver_register(&s3c2442_sysclass, &s3c2442_irq_driver); } arch_initcall(s3c2442_irq_init); diff --git a/arch/arm/mm/proc-arm926.S b/arch/arm/mm/proc-arm926.S index 1e89d408047..44a7a652d62 100644 --- a/arch/arm/mm/proc-arm926.S +++ b/arch/arm/mm/proc-arm926.S @@ -480,7 +480,7 @@ __arm926_proc_info: b __arm926_setup .long cpu_arch_name .long cpu_elf_name - .long HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_EDSP|HWCAP_JAVA + .long HWCAP_SWP|HWCAP_HALF|HWCAP_THUMB|HWCAP_FAST_MULT|HWCAP_VFP|HWCAP_EDSP|HWCAP_JAVA .long cpu_arm926_name .long arm926_processor_functions .long v4wbi_tlb_fns diff --git a/arch/ia64/kernel/entry.S b/arch/ia64/kernel/entry.S index 12701cf32d9..fef06571be9 100644 --- a/arch/ia64/kernel/entry.S +++ b/arch/ia64/kernel/entry.S @@ -1605,8 +1605,8 @@ sys_call_table: data8 sys_ni_syscall // 1295 reserved for ppoll data8 sys_unshare data8 sys_splice - data8 sys_set_robust_list - data8 sys_get_robust_list + data8 sys_ni_syscall // reserved for set_robust_list + data8 sys_ni_syscall // reserved for get_robust_list data8 sys_sync_file_range // 1300 data8 sys_tee data8 sys_vmsplice diff --git a/arch/ia64/kernel/head.S b/arch/ia64/kernel/head.S index 29236f0c62b..44d540efa6d 100644 --- a/arch/ia64/kernel/head.S +++ b/arch/ia64/kernel/head.S @@ -197,6 +197,11 @@ start_ap: ;; srlz.i ;; + { + flushrs // must be first insn in group + srlz.i + } + ;; /* * Save the region registers, predicate before they get clobbered */ diff --git a/arch/ia64/kernel/perfmon.c b/arch/ia64/kernel/perfmon.c index c7ccd6ee1dd..84a7e52f56f 100644 --- a/arch/ia64/kernel/perfmon.c +++ b/arch/ia64/kernel/perfmon.c @@ -4936,13 +4936,15 @@ abort_locked: if (likely(ctx)) { DPRINT(("context unlocked\n")); UNPROTECT_CTX(ctx, flags); - fput(file); } /* copy argument back to user, if needed */ if (call_made && PFM_CMD_RW_ARG(cmd) && copy_to_user(arg, args_k, base_sz*count)) ret = -EFAULT; error_args: + if (file) + fput(file); + kfree(args_k); DPRINT(("cmd=%s ret=%ld\n", PFM_CMD_NAME(cmd), ret)); diff --git a/arch/ia64/kernel/sys_ia64.c b/arch/ia64/kernel/sys_ia64.c index 40722d88607..9ef62a3fbfa 100644 --- a/arch/ia64/kernel/sys_ia64.c +++ b/arch/ia64/kernel/sys_ia64.c @@ -163,10 +163,25 @@ sys_pipe (void) return retval; } +int ia64_mmap_check(unsigned long addr, unsigned long len, + unsigned long flags) +{ + unsigned long roff; + + /* + * Don't permit mappings into unmapped space, the virtual page table + * of a region, or across a region boundary. Note: RGN_MAP_LIMIT is + * equal to 2^n-PAGE_SIZE (for some integer n <= 61) and len > 0. + */ + roff = REGION_OFFSET(addr); + if ((len > RGN_MAP_LIMIT) || (roff > (RGN_MAP_LIMIT - len))) + return -EINVAL; + return 0; +} + static inline unsigned long do_mmap2 (unsigned long addr, unsigned long len, int prot, int flags, int fd, unsigned long pgoff) { - unsigned long roff; struct file *file = NULL; flags &= ~(MAP_EXECUTABLE | MAP_DENYWRITE); @@ -188,17 +203,6 @@ do_mmap2 (unsigned long addr, unsigned long len, int prot, int flags, int fd, un goto out; } - /* - * Don't permit mappings into unmapped space, the virtual page table of a region, - * or across a region boundary. Note: RGN_MAP_LIMIT is equal to 2^n-PAGE_SIZE - * (for some integer n <= 61) and len > 0. - */ - roff = REGION_OFFSET(addr); - if ((len > RGN_MAP_LIMIT) || (roff > (RGN_MAP_LIMIT - len))) { - addr = -EINVAL; - goto out; - } - down_write(¤t->mm->mmap_sem); addr = do_mmap_pgoff(file, addr, len, prot, flags, pgoff); up_write(¤t->mm->mmap_sem); diff --git a/arch/ia64/sn/kernel/setup.c b/arch/ia64/sn/kernel/setup.c index c119e8b620d..5f2dcba7fa8 100644 --- a/arch/ia64/sn/kernel/setup.c +++ b/arch/ia64/sn/kernel/setup.c @@ -565,7 +565,7 @@ static void __init sn_init_pdas(char **cmdline_p) * Also sets up a few fields in the nodepda. Also known as * platform_cpu_init() by the ia64 machvec code. */ -void __init sn_cpu_init(void) +void __cpuinit sn_cpu_init(void) { int cpuid; int cpuphyid; diff --git a/arch/sparc/kernel/sys_sparc.c b/arch/sparc/kernel/sys_sparc.c index a41c8a5c200..94ff58c9d4a 100644 --- a/arch/sparc/kernel/sys_sparc.c +++ b/arch/sparc/kernel/sys_sparc.c @@ -219,6 +219,21 @@ out: return err; } +int sparc_mmap_check(unsigned long addr, unsigned long len, unsigned long flags) +{ + if (ARCH_SUN4C_SUN4 && + (len > 0x20000000 || + ((flags & MAP_FIXED) && + addr < 0xe0000000 && addr + len > 0x20000000))) + return -EINVAL; + + /* See asm-sparc/uaccess.h */ + if (len > TASK_SIZE - PAGE_SIZE || addr + len > TASK_SIZE - PAGE_SIZE) + return -EINVAL; + + return 0; +} + /* Linux version of mmap */ static unsigned long do_mmap2(unsigned long addr, unsigned long len, unsigned long prot, unsigned long flags, unsigned long fd, @@ -233,25 +248,13 @@ static unsigned long do_mmap2(unsigned long addr, unsigned long len, goto out; } - retval = -EINVAL; len = PAGE_ALIGN(len); - if (ARCH_SUN4C_SUN4 && - (len > 0x20000000 || - ((flags & MAP_FIXED) && - addr < 0xe0000000 && addr + len > 0x20000000))) - goto out_putf; - - /* See asm-sparc/uaccess.h */ - if (len > TASK_SIZE - PAGE_SIZE || addr + len > TASK_SIZE - PAGE_SIZE) - goto out_putf; - flags &= ~(MAP_EXECUTABLE | MAP_DENYWRITE); down_write(¤t->mm->mmap_sem); retval = do_mmap_pgoff(file, addr, len, prot, flags, pgoff); up_write(¤t->mm->mmap_sem); -out_putf: if (file) fput(file); out: diff --git a/arch/sparc64/kernel/sys_sparc.c b/arch/sparc64/kernel/sys_sparc.c index 054d0abdb7e..bf5f14ee73d 100644 --- a/arch/sparc64/kernel/sys_sparc.c +++ b/arch/sparc64/kernel/sys_sparc.c @@ -548,6 +548,26 @@ asmlinkage long sparc64_personality(unsigned long personality) return ret; } +int sparc64_mmap_check(unsigned long addr, unsigned long len, + unsigned long flags) +{ + if (test_thread_flag(TIF_32BIT)) { + if (len >= STACK_TOP32) + return -EINVAL; + + if ((flags & MAP_FIXED) && addr > STACK_TOP32 - len) + return -EINVAL; + } else { + if (len >= VA_EXCLUDE_START) + return -EINVAL; + + if ((flags & MAP_FIXED) && invalid_64bit_range(addr, len)) + return -EINVAL; + } + + return 0; +} + /* Linux version of mmap */ asmlinkage unsigned long sys_mmap(unsigned long addr, unsigned long len, unsigned long prot, unsigned long flags, unsigned long fd, @@ -563,27 +583,11 @@ asmlinkage unsigned long sys_mmap(unsigned long addr, unsigned long len, } flags &= ~(MAP_EXECUTABLE | MAP_DENYWRITE); len = PAGE_ALIGN(len); - retval = -EINVAL; - - if (test_thread_flag(TIF_32BIT)) { - if (len >= STACK_TOP32) - goto out_putf; - - if ((flags & MAP_FIXED) && addr > STACK_TOP32 - len) - goto out_putf; - } else { - if (len >= VA_EXCLUDE_START) - goto out_putf; - - if ((flags & MAP_FIXED) && invalid_64bit_range(addr, len)) - goto out_putf; - } down_write(¤t->mm->mmap_sem); retval = do_mmap(file, addr, len, prot, flags, off); up_write(¤t->mm->mmap_sem); -out_putf: if (file) fput(file); out: diff --git a/drivers/ide/ide-proc.c b/drivers/ide/ide-proc.c index c12f1b71e93..41b74b13a00 100644 --- a/drivers/ide/ide-proc.c +++ b/drivers/ide/ide-proc.c @@ -376,6 +376,8 @@ static int proc_ide_read_media break; case ide_floppy:media = "floppy\n"; break; + case ide_optical:media = "optical\n"; + break; default: media = "UNKNOWN\n"; break; } diff --git a/drivers/ide/pci/aec62xx.c b/drivers/ide/pci/aec62xx.c index a7c725f8bf6..f286079d233 100644 --- a/drivers/ide/pci/aec62xx.c +++ b/drivers/ide/pci/aec62xx.c @@ -425,12 +425,12 @@ static int __devinit aec62xx_init_one(struct pci_dev *dev, const struct pci_devi return d->init_setup(dev, d); } -static const struct pci_device_id aec62xx_pci_tbl[] = { - { PCI_DEVICE(PCI_VENDOR_ID_ARTOP, PCI_DEVICE_ID_ARTOP_ATP850UF), 0 }, - { PCI_DEVICE(PCI_VENDOR_ID_ARTOP, PCI_DEVICE_ID_ARTOP_ATP860), 1 }, - { PCI_DEVICE(PCI_VENDOR_ID_ARTOP, PCI_DEVICE_ID_ARTOP_ATP860R), 2 }, - { PCI_DEVICE(PCI_VENDOR_ID_ARTOP, PCI_DEVICE_ID_ARTOP_ATP865), 3 }, - { PCI_DEVICE(PCI_VENDOR_ID_ARTOP, PCI_DEVICE_ID_ARTOP_ATP865R), 4 }, +static struct pci_device_id aec62xx_pci_tbl[] = { + { PCI_VENDOR_ID_ARTOP, PCI_DEVICE_ID_ARTOP_ATP850UF, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 }, + { PCI_VENDOR_ID_ARTOP, PCI_DEVICE_ID_ARTOP_ATP860, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 1 }, + { PCI_VENDOR_ID_ARTOP, PCI_DEVICE_ID_ARTOP_ATP860R, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 2 }, + { PCI_VENDOR_ID_ARTOP, PCI_DEVICE_ID_ARTOP_ATP865, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 3 }, + { PCI_VENDOR_ID_ARTOP, PCI_DEVICE_ID_ARTOP_ATP865R, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 4 }, { 0, }, }; MODULE_DEVICE_TABLE(pci, aec62xx_pci_tbl); diff --git a/drivers/ide/pci/serverworks.c b/drivers/ide/pci/serverworks.c index 03677bff0d7..f063d954236 100644 --- a/drivers/ide/pci/serverworks.c +++ b/drivers/ide/pci/serverworks.c @@ -649,11 +649,11 @@ static int __devinit svwks_init_one(struct pci_dev *dev, const struct pci_device } static struct pci_device_id svwks_pci_tbl[] = { - { PCI_DEVICE(PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_OSB4IDE), 0}, - { PCI_DEVICE(PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_CSB5IDE), 1}, - { PCI_DEVICE(PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_CSB6IDE), 2}, - { PCI_DEVICE(PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_CSB6IDE2), 3}, - { PCI_DEVICE(PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_HT1000IDE), 4}, + { PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_OSB4IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, + { PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_CSB5IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 1}, + { PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_CSB6IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 2}, + { PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_CSB6IDE2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 3}, + { PCI_VENDOR_ID_SERVERWORKS, PCI_DEVICE_ID_SERVERWORKS_HT1000IDE, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 4}, { 0, }, }; MODULE_DEVICE_TABLE(pci, svwks_pci_tbl); diff --git a/drivers/ide/pci/siimage.c b/drivers/ide/pci/siimage.c index 25ceb4a39ed..20b392948f3 100644 --- a/drivers/ide/pci/siimage.c +++ b/drivers/ide/pci/siimage.c @@ -1082,10 +1082,10 @@ static int __devinit siimage_init_one(struct pci_dev *dev, const struct pci_devi } static struct pci_device_id siimage_pci_tbl[] = { - { PCI_DEVICE(PCI_VENDOR_ID_CMD, PCI_DEVICE_ID_SII_680), 0}, + { PCI_VENDOR_ID_CMD, PCI_DEVICE_ID_SII_680, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, #ifdef CONFIG_BLK_DEV_IDE_SATA - { PCI_DEVICE(PCI_VENDOR_ID_CMD, PCI_DEVICE_ID_SII_3112), 1}, - { PCI_DEVICE(PCI_VENDOR_ID_CMD, PCI_DEVICE_ID_SII_1210SA), 2}, + { PCI_VENDOR_ID_CMD, PCI_DEVICE_ID_SII_3112, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 1}, + { PCI_VENDOR_ID_CMD, PCI_DEVICE_ID_SII_1210SA, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 2}, #endif { 0, }, }; diff --git a/drivers/ide/pci/sis5513.c b/drivers/ide/pci/sis5513.c index 8a6c23ac8cc..f03196c5db3 100644 --- a/drivers/ide/pci/sis5513.c +++ b/drivers/ide/pci/sis5513.c @@ -86,6 +86,8 @@ static const struct { u8 chipset_family; u8 flags; } SiSHostChipInfo[] = { + { "SiS968", PCI_DEVICE_ID_SI_968, ATA_133 }, + { "SiS966", PCI_DEVICE_ID_SI_966, ATA_133 }, { "SiS965", PCI_DEVICE_ID_SI_965, ATA_133 }, { "SiS745", PCI_DEVICE_ID_SI_745, ATA_100 }, { "SiS735", PCI_DEVICE_ID_SI_735, ATA_100 }, diff --git a/drivers/net/dm9000.c b/drivers/net/dm9000.c index 3d76fa144c4..a860ebbbf81 100644 --- a/drivers/net/dm9000.c +++ b/drivers/net/dm9000.c @@ -377,8 +377,8 @@ dm9000_release_board(struct platform_device *pdev, struct board_info *db) kfree(db->data_req); } - if (db->addr_res != NULL) { - release_resource(db->addr_res); + if (db->addr_req != NULL) { + release_resource(db->addr_req); kfree(db->addr_req); } } diff --git a/drivers/scsi/ata_piix.c b/drivers/scsi/ata_piix.c index 2d20caf377f..a9bb3cb7e89 100644 --- a/drivers/scsi/ata_piix.c +++ b/drivers/scsi/ata_piix.c @@ -123,7 +123,8 @@ enum { ich6_sata = 4, ich6_sata_ahci = 5, ich6m_sata_ahci = 6, - ich8_sata_ahci = 7, + ich7m_sata_ahci = 7, + ich8_sata_ahci = 8, /* constants for mapping table */ P0 = 0, /* port 0 */ @@ -188,7 +189,7 @@ static const struct pci_device_id piix_pci_tbl[] = { /* 82801GB/GR/GH (ICH7, identical to ICH6) */ { 0x8086, 0x27c0, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich6_sata_ahci }, /* 2801GBM/GHM (ICH7M, identical to ICH6M) */ - { 0x8086, 0x27c4, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich6m_sata_ahci }, + { 0x8086, 0x27c4, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich7m_sata_ahci }, /* Enterprise Southbridge 2 (where's the datasheet?) */ { 0x8086, 0x2680, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich6_sata_ahci }, /* SATA Controller 1 IDE (ICH8, no datasheet yet) */ @@ -336,6 +337,24 @@ static const struct piix_map_db ich6m_map_db = { }, }; +static const struct piix_map_db ich7m_map_db = { + .mask = 0x3, + .port_enable = 0x5, + .present_shift = 4, + + /* Map 01b isn't specified in the doc but some notebooks use + * it anyway. ATM, the only case spotted carries subsystem ID + * 1025:0107. This is the only difference from ich6m. + */ + .map = { + /* PM PS SM SS MAP */ + { P0, P2, RV, RV }, /* 00b */ + { IDE, IDE, P1, P3 }, /* 01b */ + { P0, P2, IDE, IDE }, /* 10b */ + { RV, RV, RV, RV }, + }, +}; + static const struct piix_map_db ich8_map_db = { .mask = 0x3, .port_enable = 0x3, @@ -355,6 +374,7 @@ static const struct piix_map_db *piix_map_db_table[] = { [ich6_sata] = &ich6_map_db, [ich6_sata_ahci] = &ich6_map_db, [ich6m_sata_ahci] = &ich6m_map_db, + [ich7m_sata_ahci] = &ich7m_map_db, [ich8_sata_ahci] = &ich8_map_db, }; @@ -444,6 +464,18 @@ static struct ata_port_info piix_port_info[] = { .port_ops = &piix_sata_ops, }, + /* ich7m_sata_ahci */ + { + .sht = &piix_sht, + .host_flags = ATA_FLAG_SATA | + PIIX_FLAG_CHECKINTR | PIIX_FLAG_SCR | + PIIX_FLAG_AHCI, + .pio_mask = 0x1f, /* pio0-4 */ + .mwdma_mask = 0x07, /* mwdma0-2 */ + .udma_mask = 0x7f, /* udma0-6 */ + .port_ops = &piix_sata_ops, + }, + /* ich8_sata_ahci */ { .sht = &piix_sht, diff --git a/drivers/scsi/sata_mv.c b/drivers/scsi/sata_mv.c index 1053c7c76b7..fa38a413d16 100644 --- a/drivers/scsi/sata_mv.c +++ b/drivers/scsi/sata_mv.c @@ -1961,8 +1961,7 @@ comreset_retry: timeout = jiffies + msecs_to_jiffies(200); do { sata_scr_read(ap, SCR_STATUS, &sstatus); - sstatus &= 0x3; - if ((sstatus == 3) || (sstatus == 0)) + if (((sstatus & 0x3) == 3) || ((sstatus & 0x3) == 0)) break; __msleep(1, can_sleep); diff --git a/drivers/scsi/sata_via.c b/drivers/scsi/sata_via.c index 01d40369a8a..a3727af8b9c 100644 --- a/drivers/scsi/sata_via.c +++ b/drivers/scsi/sata_via.c @@ -77,6 +77,7 @@ static void svia_scr_write (struct ata_port *ap, unsigned int sc_reg, u32 val); static void vt6420_error_handler(struct ata_port *ap); static const struct pci_device_id svia_pci_tbl[] = { + { 0x1106, 0x0591, PCI_ANY_ID, PCI_ANY_ID, 0, 0, vt6420 }, { 0x1106, 0x3149, PCI_ANY_ID, PCI_ANY_ID, 0, 0, vt6420 }, { 0x1106, 0x3249, PCI_ANY_ID, PCI_ANY_ID, 0, 0, vt6421 }, diff --git a/fs/ext3/inode.c b/fs/ext3/inode.c index c5ee9f0691e..0f0b1eadb98 100644 --- a/fs/ext3/inode.c +++ b/fs/ext3/inode.c @@ -1009,11 +1009,14 @@ struct buffer_head *ext3_getblk(handle_t *handle, struct inode *inode, buffer_trace_init(&dummy.b_history); err = ext3_get_blocks_handle(handle, inode, block, 1, &dummy, create, 1); - if (err == 1) { + /* + * ext3_get_blocks_handle() returns number of blocks + * mapped. 0 in case of a HOLE. + */ + if (err > 0) { + if (err > 1) + WARN_ON(1); err = 0; - } else if (err >= 0) { - WARN_ON(1); - err = -EIO; } *errp = err; if (!err && buffer_mapped(&dummy)) { diff --git a/fs/nfs/direct.c b/fs/nfs/direct.c index fecd3b095de..76ca1cbc38f 100644 --- a/fs/nfs/direct.c +++ b/fs/nfs/direct.c @@ -100,25 +100,6 @@ static inline int put_dreq(struct nfs_direct_req *dreq) return atomic_dec_and_test(&dreq->io_count); } -/* - * "size" is never larger than rsize or wsize. - */ -static inline int nfs_direct_count_pages(unsigned long user_addr, size_t size) -{ - int page_count; - - page_count = (user_addr + size + PAGE_SIZE - 1) >> PAGE_SHIFT; - page_count -= user_addr >> PAGE_SHIFT; - BUG_ON(page_count < 0); - - return page_count; -} - -static inline unsigned int nfs_max_pages(unsigned int size) -{ - return (size + PAGE_CACHE_SIZE - 1) >> PAGE_CACHE_SHIFT; -} - /** * nfs_direct_IO - NFS address space operation for direct I/O * @rw: direction (read or write) @@ -276,28 +257,24 @@ static ssize_t nfs_direct_read_schedule(struct nfs_direct_req *dreq, unsigned lo struct nfs_open_context *ctx = dreq->ctx; struct inode *inode = ctx->dentry->d_inode; size_t rsize = NFS_SERVER(inode)->rsize; - unsigned int rpages = nfs_max_pages(rsize); unsigned int pgbase; int result; ssize_t started = 0; get_dreq(dreq); - pgbase = user_addr & ~PAGE_MASK; do { struct nfs_read_data *data; size_t bytes; + pgbase = user_addr & ~PAGE_MASK; + bytes = min(rsize,count); + result = -ENOMEM; - data = nfs_readdata_alloc(rpages); + data = nfs_readdata_alloc(pgbase + bytes); if (unlikely(!data)) break; - bytes = rsize; - if (count < rsize) - bytes = count; - - data->npages = nfs_direct_count_pages(user_addr, bytes); down_read(¤t->mm->mmap_sem); result = get_user_pages(current, current->mm, user_addr, data->npages, 1, 0, data->pagevec, NULL); @@ -344,8 +321,10 @@ static ssize_t nfs_direct_read_schedule(struct nfs_direct_req *dreq, unsigned lo started += bytes; user_addr += bytes; pos += bytes; + /* FIXME: Remove this unnecessary math from final patch */ pgbase += bytes; pgbase &= ~PAGE_MASK; + BUG_ON(pgbase != (user_addr & ~PAGE_MASK)); count -= bytes; } while (count != 0); @@ -524,7 +503,7 @@ static void nfs_direct_write_complete(struct nfs_direct_req *dreq, struct inode static void nfs_alloc_commit_data(struct nfs_direct_req *dreq) { - dreq->commit_data = nfs_commit_alloc(0); + dreq->commit_data = nfs_commit_alloc(); if (dreq->commit_data != NULL) dreq->commit_data->req = (struct nfs_page *) dreq; } @@ -605,28 +584,24 @@ static ssize_t nfs_direct_write_schedule(struct nfs_direct_req *dreq, unsigned l struct nfs_open_context *ctx = dreq->ctx; struct inode *inode = ctx->dentry->d_inode; size_t wsize = NFS_SERVER(inode)->wsize; - unsigned int wpages = nfs_max_pages(wsize); unsigned int pgbase; int result; ssize_t started = 0; get_dreq(dreq); - pgbase = user_addr & ~PAGE_MASK; do { struct nfs_write_data *data; size_t bytes; + pgbase = user_addr & ~PAGE_MASK; + bytes = min(wsize,count); + result = -ENOMEM; - data = nfs_writedata_alloc(wpages); + data = nfs_writedata_alloc(pgbase + bytes); if (unlikely(!data)) break; - bytes = wsize; - if (count < wsize) - bytes = count; - - data->npages = nfs_direct_count_pages(user_addr, bytes); down_read(¤t->mm->mmap_sem); result = get_user_pages(current, current->mm, user_addr, data->npages, 0, 0, data->pagevec, NULL); @@ -676,8 +651,11 @@ static ssize_t nfs_direct_write_schedule(struct nfs_direct_req *dreq, unsigned l started += bytes; user_addr += bytes; pos += bytes; + + /* FIXME: Remove this useless math from the final patch */ pgbase += bytes; pgbase &= ~PAGE_MASK; + BUG_ON(pgbase != (user_addr & ~PAGE_MASK)); count -= bytes; } while (count != 0); diff --git a/fs/nfs/read.c b/fs/nfs/read.c index da9cf11c326..7a9ee00e0c6 100644 --- a/fs/nfs/read.c +++ b/fs/nfs/read.c @@ -43,13 +43,15 @@ static mempool_t *nfs_rdata_mempool; #define MIN_POOL_READ (32) -struct nfs_read_data *nfs_readdata_alloc(unsigned int pagecount) +struct nfs_read_data *nfs_readdata_alloc(size_t len) { + unsigned int pagecount = (len + PAGE_SIZE - 1) >> PAGE_SHIFT; struct nfs_read_data *p = mempool_alloc(nfs_rdata_mempool, SLAB_NOFS); if (p) { memset(p, 0, sizeof(*p)); INIT_LIST_HEAD(&p->pages); + p->npages = pagecount; if (pagecount <= ARRAY_SIZE(p->page_array)) p->pagevec = p->page_array; else { @@ -140,7 +142,7 @@ static int nfs_readpage_sync(struct nfs_open_context *ctx, struct inode *inode, int result; struct nfs_read_data *rdata; - rdata = nfs_readdata_alloc(1); + rdata = nfs_readdata_alloc(count); if (!rdata) return -ENOMEM; @@ -336,25 +338,25 @@ static int nfs_pagein_multi(struct list_head *head, struct inode *inode) struct nfs_page *req = nfs_list_entry(head->next); struct page *page = req->wb_page; struct nfs_read_data *data; - unsigned int rsize = NFS_SERVER(inode)->rsize; - unsigned int nbytes, offset; + size_t rsize = NFS_SERVER(inode)->rsize, nbytes; + unsigned int offset; int requests = 0; LIST_HEAD(list); nfs_list_remove_request(req); nbytes = req->wb_bytes; - for(;;) { - data = nfs_readdata_alloc(1); + do { + size_t len = min(nbytes,rsize); + + data = nfs_readdata_alloc(len); if (!data) goto out_bad; INIT_LIST_HEAD(&data->pages); list_add(&data->pages, &list); requests++; - if (nbytes <= rsize) - break; - nbytes -= rsize; - } + nbytes -= len; + } while(nbytes != 0); atomic_set(&req->wb_complete, requests); ClearPageError(page); @@ -402,7 +404,7 @@ static int nfs_pagein_one(struct list_head *head, struct inode *inode) if (NFS_SERVER(inode)->rsize < PAGE_CACHE_SIZE) return nfs_pagein_multi(head, inode); - data = nfs_readdata_alloc(NFS_SERVER(inode)->rpages); + data = nfs_readdata_alloc(NFS_SERVER(inode)->rsize); if (!data) goto out_bad; diff --git a/fs/nfs/write.c b/fs/nfs/write.c index 50774991f8d..8ab3cf10d79 100644 --- a/fs/nfs/write.c +++ b/fs/nfs/write.c @@ -90,22 +90,13 @@ static mempool_t *nfs_commit_mempool; static DECLARE_WAIT_QUEUE_HEAD(nfs_write_congestion); -struct nfs_write_data *nfs_commit_alloc(unsigned int pagecount) +struct nfs_write_data *nfs_commit_alloc(void) { struct nfs_write_data *p = mempool_alloc(nfs_commit_mempool, SLAB_NOFS); if (p) { memset(p, 0, sizeof(*p)); INIT_LIST_HEAD(&p->pages); - if (pagecount <= ARRAY_SIZE(p->page_array)) - p->pagevec = p->page_array; - else { - p->pagevec = kcalloc(pagecount, sizeof(struct page *), GFP_NOFS); - if (!p->pagevec) { - mempool_free(p, nfs_commit_mempool); - p = NULL; - } - } } return p; } @@ -117,13 +108,15 @@ void nfs_commit_free(struct nfs_write_data *p) mempool_free(p, nfs_commit_mempool); } -struct nfs_write_data *nfs_writedata_alloc(unsigned int pagecount) +struct nfs_write_data *nfs_writedata_alloc(size_t len) { + unsigned int pagecount = (len + PAGE_SIZE - 1) >> PAGE_SHIFT; struct nfs_write_data *p = mempool_alloc(nfs_wdata_mempool, SLAB_NOFS); if (p) { memset(p, 0, sizeof(*p)); INIT_LIST_HEAD(&p->pages); + p->npages = pagecount; if (pagecount <= ARRAY_SIZE(p->page_array)) p->pagevec = p->page_array; else { @@ -208,7 +201,7 @@ static int nfs_writepage_sync(struct nfs_open_context *ctx, struct inode *inode, int result, written = 0; struct nfs_write_data *wdata; - wdata = nfs_writedata_alloc(1); + wdata = nfs_writedata_alloc(wsize); if (!wdata) return -ENOMEM; @@ -999,24 +992,24 @@ static int nfs_flush_multi(struct inode *inode, struct list_head *head, int how) struct nfs_page *req = nfs_list_entry(head->next); struct page *page = req->wb_page; struct nfs_write_data *data; - unsigned int wsize = NFS_SERVER(inode)->wsize; - unsigned int nbytes, offset; + size_t wsize = NFS_SERVER(inode)->wsize, nbytes; + unsigned int offset; int requests = 0; LIST_HEAD(list); nfs_list_remove_request(req); nbytes = req->wb_bytes; - for (;;) { - data = nfs_writedata_alloc(1); + do { + size_t len = min(nbytes, wsize); + + data = nfs_writedata_alloc(len); if (!data) goto out_bad; list_add(&data->pages, &list); requests++; - if (nbytes <= wsize) - break; - nbytes -= wsize; - } + nbytes -= len; + } while (nbytes != 0); atomic_set(&req->wb_complete, requests); ClearPageError(page); @@ -1070,7 +1063,7 @@ static int nfs_flush_one(struct inode *inode, struct list_head *head, int how) struct nfs_write_data *data; unsigned int count; - data = nfs_writedata_alloc(NFS_SERVER(inode)->wpages); + data = nfs_writedata_alloc(NFS_SERVER(inode)->wsize); if (!data) goto out_bad; @@ -1378,7 +1371,7 @@ nfs_commit_list(struct inode *inode, struct list_head *head, int how) struct nfs_write_data *data; struct nfs_page *req; - data = nfs_commit_alloc(NFS_SERVER(inode)->wpages); + data = nfs_commit_alloc(); if (!data) goto out_bad; diff --git a/include/asm-arm/arch-s3c2410/anubis-cpld.h b/include/asm-arm/arch-s3c2410/anubis-cpld.h index 5675b1796b5..40e8e270d33 100644 --- a/include/asm-arm/arch-s3c2410/anubis-cpld.h +++ b/include/asm-arm/arch-s3c2410/anubis-cpld.h @@ -9,9 +9,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * Changelog: - * */ #ifndef __ASM_ARCH_ANUBISCPLD_H diff --git a/include/asm-arm/arch-s3c2410/anubis-irq.h b/include/asm-arm/arch-s3c2410/anubis-irq.h index 82f15dbd97e..4b5f423779d 100644 --- a/include/asm-arm/arch-s3c2410/anubis-irq.h +++ b/include/asm-arm/arch-s3c2410/anubis-irq.h @@ -9,9 +9,7 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * Changelog: - */ +*/ #ifndef __ASM_ARCH_ANUBISIRQ_H #define __ASM_ARCH_ANUBISIRQ_H diff --git a/include/asm-arm/arch-s3c2410/anubis-map.h b/include/asm-arm/arch-s3c2410/anubis-map.h index d529ffda859..058a2104b03 100644 --- a/include/asm-arm/arch-s3c2410/anubis-map.h +++ b/include/asm-arm/arch-s3c2410/anubis-map.h @@ -9,8 +9,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * Changelog: */ /* needs arch/map.h including with this */ diff --git a/include/asm-arm/arch-s3c2410/audio.h b/include/asm-arm/arch-s3c2410/audio.h index 0d276e67f2f..7e0222276c9 100644 --- a/include/asm-arm/arch-s3c2410/audio.h +++ b/include/asm-arm/arch-s3c2410/audio.h @@ -9,10 +9,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * Changelog: - * 20-Nov-2004 BJD Created file - * 07-Mar-2005 BJD Added suspend/resume calls */ #ifndef __ASM_ARCH_AUDIO_H diff --git a/include/asm-arm/arch-s3c2410/bast-cpld.h b/include/asm-arm/arch-s3c2410/bast-cpld.h index e28ca51a497..8969cffe83f 100644 --- a/include/asm-arm/arch-s3c2410/bast-cpld.h +++ b/include/asm-arm/arch-s3c2410/bast-cpld.h @@ -8,11 +8,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * Changelog: - * 25-May-2003 BJD Created file, added CTRL1 registers - * 30-Aug-2004 BJD Updated definitions from 2.4.26 port - * 30-Aug-2004 BJD Added CTRL3 and CTRL4 definitions */ #ifndef __ASM_ARCH_BASTCPLD_H diff --git a/include/asm-arm/arch-s3c2410/bast-irq.h b/include/asm-arm/arch-s3c2410/bast-irq.h index b79b47f0d12..15ffa66f501 100644 --- a/include/asm-arm/arch-s3c2410/bast-irq.h +++ b/include/asm-arm/arch-s3c2410/bast-irq.h @@ -8,11 +8,7 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * Changelog: - * 14-Sep-2004 BJD Fixed IRQ_USBOC definition - * 06-Jan-2003 BJD Linux 2.6.0 version - */ +*/ #ifndef __ASM_ARCH_BASTIRQ_H #define __ASM_ARCH_BASTIRQ_H diff --git a/include/asm-arm/arch-s3c2410/bast-map.h b/include/asm-arm/arch-s3c2410/bast-map.h index 29c07e302b0..727cef84c70 100644 --- a/include/asm-arm/arch-s3c2410/bast-map.h +++ b/include/asm-arm/arch-s3c2410/bast-map.h @@ -8,10 +8,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * Changelog: - * 06-Jan-2003 BJD Linux 2.6.0 version, moved bast specifics from arch/map.h - * 12-Mar-2004 BJD Fixed header include protection */ /* needs arch/map.h including with this */ diff --git a/include/asm-arm/arch-s3c2410/bast-pmu.h b/include/asm-arm/arch-s3c2410/bast-pmu.h index 758c5c59d4b..82836027f00 100644 --- a/include/asm-arm/arch-s3c2410/bast-pmu.h +++ b/include/asm-arm/arch-s3c2410/bast-pmu.h @@ -9,9 +9,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * Changelog: - * 08-Oct-2003 BJD Initial creation */ #ifndef __ASM_ARCH_BASTPMU_H diff --git a/include/asm-arm/arch-s3c2410/debug-macro.S b/include/asm-arm/arch-s3c2410/debug-macro.S index b7d15d12545..93064860e0e 100644 --- a/include/asm-arm/arch-s3c2410/debug-macro.S +++ b/include/asm-arm/arch-s3c2410/debug-macro.S @@ -10,9 +10,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * Modifications: - * 10-Mar-2005 LCVR Changed S3C2410_VA to S3C24XX_VA */ #include <asm/arch/map.h> diff --git a/include/asm-arm/arch-s3c2410/fb.h b/include/asm-arm/arch-s3c2410/fb.h index 4790491ba9d..71161797bc8 100644 --- a/include/asm-arm/arch-s3c2410/fb.h +++ b/include/asm-arm/arch-s3c2410/fb.h @@ -7,13 +7,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * - * Changelog: - * 07-Sep-2004 RTP Created file - * 03-Nov-2004 BJD Updated and minor cleanups - * 03-Aug-2005 RTP Renamed to fb.h - * 26-Oct-2005 BJD Changed name of platdata init */ #ifndef __ASM_ARM_FB_H diff --git a/include/asm-arm/arch-s3c2410/hardware.h b/include/asm-arm/arch-s3c2410/hardware.h index a2330bf8369..871f8af09b8 100644 --- a/include/asm-arm/arch-s3c2410/hardware.h +++ b/include/asm-arm/arch-s3c2410/hardware.h @@ -8,16 +8,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * Changelog: - * 21-May-2003 BJD Created file - * 06-Jun-2003 BJD Added CPU frequency settings - * 03-Sep-2003 BJD Linux v2.6 support - * 12-Mar-2004 BJD Fixed include protection, fixed type of clock vars - * 14-Sep-2004 BJD Added misccr and getpin to gpio - * 01-Oct-2004 BJD Added the new gpio functions - * 16-Oct-2004 BJD Removed the clock variables - * 15-Jan-2006 LCVR Added s3c2400_gpio_getirq() */ #ifndef __ASM_ARCH_HARDWARE_H diff --git a/include/asm-arm/arch-s3c2410/idle.h b/include/asm-arm/arch-s3c2410/idle.h index 749227c0957..eed450608f9 100644 --- a/include/asm-arm/arch-s3c2410/idle.h +++ b/include/asm-arm/arch-s3c2410/idle.h @@ -8,10 +8,6 @@ * published by the Free Software Foundation. * * S3C2410 CPU Idle controls - * - * Changelog: - * 28-Oct-2004 BJD Initial version - * */ #ifndef __ASM_ARCH_IDLE_H diff --git a/include/asm-arm/arch-s3c2410/iic.h b/include/asm-arm/arch-s3c2410/iic.h index 518547f6d7a..ed3d6c7bf6d 100644 --- a/include/asm-arm/arch-s3c2410/iic.h +++ b/include/asm-arm/arch-s3c2410/iic.h @@ -8,10 +8,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * Changelog: - * 05-Oct-2004 BJD Created file - * 19-Oct-2004 BJD Updated for s3c2440 */ #ifndef __ASM_ARCH_IIC_H diff --git a/include/asm-arm/arch-s3c2410/io.h b/include/asm-arm/arch-s3c2410/io.h index 16fbc8afffd..6b35a4f2630 100644 --- a/include/asm-arm/arch-s3c2410/io.h +++ b/include/asm-arm/arch-s3c2410/io.h @@ -4,13 +4,7 @@ * * Copyright (C) 1997 Russell King * (C) 2003 Simtec Electronics - * - * Modifications: - * 06-Dec-1997 RMK Created. - * 02-Sep-2003 BJD Modified for S3C2410 - * 10-Mar-2005 LCVR Changed S3C2410_VA to S3C24XX_VA - * 13-Oct-2005 BJD Fixed problems with LDRH/STRH offset range - */ +*/ #ifndef __ASM_ARM_ARCH_IO_H #define __ASM_ARM_ARCH_IO_H diff --git a/include/asm-arm/arch-s3c2410/irqs.h b/include/asm-arm/arch-s3c2410/irqs.h index d9773d69726..39a69829d16 100644 --- a/include/asm-arm/arch-s3c2410/irqs.h +++ b/include/asm-arm/arch-s3c2410/irqs.h @@ -6,14 +6,7 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * Changelog: - * 12-May-2003 BJD Created file - * 08-Jan-2003 BJD Linux 2.6.0 version, moved BAST bits out - * 12-Mar-2004 BJD Fixed bug in header protection - * 10-Feb-2005 BJD Added camera IRQ from guillaume.gourat@nexvision.tv - * 28-Feb-2005 BJD Updated s3c2440 IRQs - */ +*/ #ifndef __ASM_ARCH_IRQS_H diff --git a/include/asm-arm/arch-s3c2410/map.h b/include/asm-arm/arch-s3c2410/map.h index fae2766ff32..27ba0ac3fdd 100644 --- a/include/asm-arm/arch-s3c2410/map.h +++ b/include/asm-arm/arch-s3c2410/map.h @@ -8,13 +8,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * Changelog: - * 12-May-2003 BJD Created file - * 06-Jan-2003 BJD Linux 2.6.0 version, moved bast specifics out - * 10-Feb-2005 BJD Added CAMIF definition from guillaume.gourat@nexvision.tv - * 10-Mar-2005 LCVR Added support to S3C2400, changed {VA,SZ} names - * 15-Jan-2006 LCVR Added S3C24XX_PA macros for common S3C24XX resources */ #ifndef __ASM_ARCH_MAP_H diff --git a/include/asm-arm/arch-s3c2410/memory.h b/include/asm-arm/arch-s3c2410/memory.h index 6ab834a14c8..4be6a74c430 100644 --- a/include/asm-arm/arch-s3c2410/memory.h +++ b/include/asm-arm/arch-s3c2410/memory.h @@ -1,6 +1,4 @@ -/* - * linux/include/asm-arm/arch-s3c2410/memory.h - * +/* linux/include/asm-arm/arch-s3c2410/memory.h * from linux/include/asm-arm/arch-rpc/memory.h * * Copyright (C) 1996,1997,1998 Russell King. @@ -8,16 +6,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * Changelog: - * 20-Oct-1996 RMK Created - * 31-Dec-1997 RMK Fixed definitions to reduce warnings - * 11-Jan-1998 RMK Uninlined to reduce hits on cache - * 08-Feb-1998 RMK Added __virt_to_bus and __bus_to_virt - * 21-Mar-1999 RMK Renamed to memory.h - * RMK Added TASK_SIZE and PAGE_OFFSET - * 05-Apr-2004 BJD Copied and altered for arch-s3c2410 - * 17-Mar-2005 LCVR Modified for S3C2400 */ #ifndef __ASM_ARCH_MEMORY_H diff --git a/include/asm-arm/arch-s3c2410/nand.h b/include/asm-arm/arch-s3c2410/nand.h index 9148ac045b0..e350ae2acfc 100644 --- a/include/asm-arm/arch-s3c2410/nand.h +++ b/include/asm-arm/arch-s3c2410/nand.h @@ -8,9 +8,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * Changelog: - * 23-Sep-2004 BJD Created file */ /* struct s3c2410_nand_set diff --git a/include/asm-arm/arch-s3c2410/osiris-map.h b/include/asm-arm/arch-s3c2410/osiris-map.h index 7c4b0cd2d14..e2d406218ae 100644 --- a/include/asm-arm/arch-s3c2410/osiris-map.h +++ b/include/asm-arm/arch-s3c2410/osiris-map.h @@ -9,8 +9,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * Changelog: */ /* needs arch/map.h including with this */ diff --git a/include/asm-arm/arch-s3c2410/regs-adc.h b/include/asm-arm/arch-s3c2410/regs-adc.h index 15bfc2f5754..c7b90b3ecc9 100644 --- a/include/asm-arm/arch-s3c2410/regs-adc.h +++ b/include/asm-arm/arch-s3c2410/regs-adc.h @@ -7,9 +7,6 @@ * published by the Free Software Foundation. * * S3C2410 ADC registers - * - * Changelog: - * 27-09-2004 SAH Created file */ #ifndef __ASM_ARCH_REGS_ADC_H diff --git a/include/asm-arm/arch-s3c2410/regs-clock.h b/include/asm-arm/arch-s3c2410/regs-clock.h index a7c61feb843..b2f4690c079 100644 --- a/include/asm-arm/arch-s3c2410/regs-clock.h +++ b/include/asm-arm/arch-s3c2410/regs-clock.h @@ -8,18 +8,6 @@ * published by the Free Software Foundation. * * S3C2410 clock register definitions - * - * Changelog: - * 18-Aug-2004 Ben Dooks Added 2440 definitions - * 08-Aug-2004 Herbert Pötzl Added CLKCON definitions - * 19-06-2003 Ben Dooks Created file - * 12-03-2004 Ben Dooks Updated include protection - * 29-Sep-2004 Ben Dooks Fixed usage for assembly inclusion - * 10-Feb-2005 Ben Dooks Fixed CAMDIVN address (Guillaume Gourat) - * 10-Mar-2005 Lucas Villa Real Changed S3C2410_VA to S3C24XX_VA - * 27-Aug-2005 Ben Dooks Add clock-slow info - * 20-Oct-2005 Ben Dooks Fixed overflow in PLL (Guillaume Gourat) - * 20-Oct-2005 Ben Dooks Add masks for DCLK (Guillaume Gourat) */ #ifndef __ASM_ARM_REGS_CLOCK diff --git a/include/asm-arm/arch-s3c2410/regs-gpio.h b/include/asm-arm/arch-s3c2410/regs-gpio.h index 6dd17f0f84e..93c49432db9 100644 --- a/include/asm-arm/arch-s3c2410/regs-gpio.h +++ b/include/asm-arm/arch-s3c2410/regs-gpio.h @@ -8,21 +8,6 @@ * published by the Free Software Foundation. * * S3C2410 GPIO register definitions - * - * Changelog: - * 19-06-2003 BJD Created file - * 23-06-2003 BJD Updated GSTATUS registers - * 12-03-2004 BJD Updated include protection - * 20-07-2004 BJD Added GPIO pin numbers, added Port A definitions - * 04-10-2004 BJD Fixed number of bugs, added EXT IRQ filter defs - * 17-10-2004 BJD Added GSTATUS1 register definitions - * 18-11-2004 BJD Fixed definitions of GPE3, GPE4, GPE5 and GPE6 - * 18-11-2004 BJD Added S3C2440 AC97 controls - * 10-Mar-2005 LCVR Changed S3C2410_VA to S3C24XX_VA - * 28-Mar-2005 LCVR Fixed definition of GPB10 - * 26-Oct-2005 BJD Added generic configuration types - * 27-Nov-2005 LCVR Added definitions to S3C2400 registers - * 15-Jan-2006 LCVR Written S3C24XX_GPIO_BASE() macro */ diff --git a/include/asm-arm/arch-s3c2410/regs-gpioj.h b/include/asm-arm/arch-s3c2410/regs-gpioj.h index 18edae50d0b..91cefa26049 100644 --- a/include/asm-arm/arch-s3c2410/regs-gpioj.h +++ b/include/asm-arm/arch-s3c2410/regs-gpioj.h @@ -8,10 +8,6 @@ * published by the Free Software Foundation. * * S3C2440 GPIO J register definitions - * - * Changelog: - * 11-Aug-2004 BJD Created file - * 10-Feb-2005 BJD Fix GPJ12 definition (Guillaume Gourat) */ diff --git a/include/asm-arm/arch-s3c2410/regs-iic.h b/include/asm-arm/arch-s3c2410/regs-iic.h index fed3288e204..2ae29522f25 100644 --- a/include/asm-arm/arch-s3c2410/regs-iic.h +++ b/include/asm-arm/arch-s3c2410/regs-iic.h @@ -8,10 +8,6 @@ * published by the Free Software Foundation. * * S3C2410 I2C Controller - * - * Changelog: - * 03-Oct-2004 BJD Initial include for Linux - * 08-Nov-2004 BJD Added S3C2440 filter register */ #ifndef __ASM_ARCH_REGS_IIC_H diff --git a/include/asm-arm/arch-s3c2410/regs-iis.h b/include/asm-arm/arch-s3c2410/regs-iis.h index 7fdde9b91cb..72cd2509822 100644 --- a/include/asm-arm/arch-s3c2410/regs-iis.h +++ b/include/asm-arm/arch-s3c2410/regs-iis.h @@ -8,17 +8,7 @@ * published by the Free Software Foundation. * * S3C2410 IIS register definition - * - * Changelog: - * 19-06-2003 BJD Created file - * 26-06-2003 BJD Finished off definitions for register addresses - * 12-03-2004 BJD Updated include protection - * 07-03-2005 BJD Added FIFO size flags and S3C2440 MPLL - * 05-04-2005 LCVR Added IISFCON definitions for the S3C2400 - * 18-07-2005 DA Change IISCON_MPLL to IISMOD_MPLL - * Correct IISMOD_256FS and IISMOD_384FS - * Add IISCON_PSCEN - */ +*/ #ifndef __ASM_ARCH_REGS_IIS_H #define __ASM_ARCH_REGS_IIS_H diff --git a/include/asm-arm/arch-s3c2410/regs-irq.h b/include/asm-arm/arch-s3c2410/regs-irq.h index 572fca5d9ac..29fb8ef670f 100644 --- a/include/asm-arm/arch-s3c2410/regs-irq.h +++ b/include/asm-arm/arch-s3c2410/regs-irq.h @@ -6,14 +6,7 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * - * - * Changelog: - * 19-06-2003 BJD Created file - * 12-03-2004 BJD Updated include protection - * 10-03-2005 LCVR Changed S3C2410_VA to S3C24XX_VA - */ +*/ #ifndef ___ASM_ARCH_REGS_IRQ_H diff --git a/include/asm-arm/arch-s3c2410/regs-lcd.h b/include/asm-arm/arch-s3c2410/regs-lcd.h index b6b1b4e8bbe..b306d6e3135 100644 --- a/include/asm-arm/arch-s3c2410/regs-lcd.h +++ b/include/asm-arm/arch-s3c2410/regs-lcd.h @@ -6,14 +6,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * - * - * Changelog: - * 12-06-2003 BJD Created file - * 26-06-2003 BJD Updated LCDCON register definitions - * 12-03-2004 BJD Updated include protection - * 10-03-2005 LCVR Changed S3C2410_VA to S3C24XX_VA */ diff --git a/include/asm-arm/arch-s3c2410/regs-mem.h b/include/asm-arm/arch-s3c2410/regs-mem.h index a2d7d0cec04..375dca50364 100644 --- a/include/asm-arm/arch-s3c2410/regs-mem.h +++ b/include/asm-arm/arch-s3c2410/regs-mem.h @@ -8,12 +8,6 @@ * published by the Free Software Foundation. * * S3C2410 Memory Control register definitions - * - * Changelog: - * 29-Sep-2004 BJD Initial include for Linux - * 10-Mar-2005 LCVR Changed S3C2410_VA to S3C24XX_VA - * 04-Apr-2005 LCVR Added S3C2400 DRAM/BANKSIZE_MASK definitions - * */ #ifndef __ASM_ARM_MEMREGS_H diff --git a/include/asm-arm/arch-s3c2410/regs-nand.h b/include/asm-arm/arch-s3c2410/regs-nand.h index c1470c695c3..b824d371ae0 100644 --- a/include/asm-arm/arch-s3c2410/regs-nand.h +++ b/include/asm-arm/arch-s3c2410/regs-nand.h @@ -8,10 +8,6 @@ * published by the Free Software Foundation. * * S3C2410 NAND register definitions - * - * Changelog: - * 18-Aug-2004 BJD Copied file from 2.4 and updated - * 01-May-2005 BJD Added definitions for s3c2440 controller */ #ifndef __ASM_ARM_REGS_NAND diff --git a/include/asm-arm/arch-s3c2410/regs-rtc.h b/include/asm-arm/arch-s3c2410/regs-rtc.h index 0fbec07bb6b..cd88fd634d1 100644 --- a/include/asm-arm/arch-s3c2410/regs-rtc.h +++ b/include/asm-arm/arch-s3c2410/regs-rtc.h @@ -8,11 +8,6 @@ * published by the Free Software Foundation. * * S3C2410 Internal RTC register definition - * - * Changelog: - * 19-06-2003 BJD Created file - * 12-03-2004 BJD Updated include protection - * 15-01-2005 LCVR Changed S3C2410_VA to S3C24XX_VA (s3c2400 support) */ #ifndef __ASM_ARCH_REGS_RTC_H diff --git a/include/asm-arm/arch-s3c2410/regs-sdi.h b/include/asm-arm/arch-s3c2410/regs-sdi.h index ca9a26fbece..06e716e5b46 100644 --- a/include/asm-arm/arch-s3c2410/regs-sdi.h +++ b/include/asm-arm/arch-s3c2410/regs-sdi.h @@ -8,11 +8,6 @@ * published by the Free Software Foundation. * * S3C2410 MMC/SDIO register definitions - * - * Changelog: - * 18-Aug-2004 Ben Dooks Created initial file - * 29-Nov-2004 Koen Martens Added some missing defines, fixed duplicates - * 29-Nov-2004 Ben Dooks Updated Koen's patch */ #ifndef __ASM_ARM_REGS_SDI diff --git a/include/asm-arm/arch-s3c2410/regs-serial.h b/include/asm-arm/arch-s3c2410/regs-serial.h index 93f651ae296..19c77da9c3f 100644 --- a/include/asm-arm/arch-s3c2410/regs-serial.h +++ b/include/asm-arm/arch-s3c2410/regs-serial.h @@ -27,10 +27,7 @@ * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA - * - * Modifications: - * 10-Mar-2005 LCVR Changed S3C2410_VA to S3C24XX_VA (s3c2400 support) - */ +*/ #ifndef __ASM_ARM_REGS_SERIAL_H #define __ASM_ARM_REGS_SERIAL_H diff --git a/include/asm-arm/arch-s3c2410/regs-spi.h b/include/asm-arm/arch-s3c2410/regs-spi.h index 338217858c7..3552280d1e8 100644 --- a/include/asm-arm/arch-s3c2410/regs-spi.h +++ b/include/asm-arm/arch-s3c2410/regs-spi.h @@ -7,13 +7,7 @@ * published by the Free Software Foundation. * * S3C2410 SPI register definition - * - * Changelog: - * 20-04-2004 KF Created file - * 04-10-2004 BJD Removed VA address (no longer mapped) - * tidied file for submission - * 03-04-2005 LCVR Added S3C2400_SPPIN_nCS definition - */ +*/ #ifndef __ASM_ARCH_REGS_SPI_H #define __ASM_ARCH_REGS_SPI_H diff --git a/include/asm-arm/arch-s3c2410/regs-timer.h b/include/asm-arm/arch-s3c2410/regs-timer.h index 169064e2752..731918e7783 100644 --- a/include/asm-arm/arch-s3c2410/regs-timer.h +++ b/include/asm-arm/arch-s3c2410/regs-timer.h @@ -8,13 +8,6 @@ * published by the Free Software Foundation. * * S3C2410 Timer configuration - * - * Changelog: - * 05-06-2003 BJD Created file - * 26-06-2003 BJD Added more timer definitions to mux / control - * 12-03-2004 BJD Updated include protection - * 10-02-2005 BJD Added S3C2410_TCFG1_MUX4_SHIFT (Guillaume Gourat) - * 10-03-2005 LCVR Changed S3C2410_VA to S3C24XX_VA */ diff --git a/include/asm-arm/arch-s3c2410/regs-udc.h b/include/asm-arm/arch-s3c2410/regs-udc.h index bf315b76325..3aa31a27da1 100644 --- a/include/asm-arm/arch-s3c2410/regs-udc.h +++ b/include/asm-arm/arch-s3c2410/regs-udc.h @@ -6,13 +6,7 @@ * modify it under the terms of the GNU General Public License as * published by the Free Software Foundation; either version 2 of * the License, or (at your option) any later version. - * - * Changelog: - * 01-08-2004 Initial creation - * 12-09-2004 Cleanup for submission - * 24-10-2004 Fixed S3C2410_UDC_MAXP_REG definition - * 10-03-2005 Changed S3C2410_VA to S3C24XX_VA - */ +*/ #ifndef __ASM_ARCH_REGS_UDC_H #define __ASM_ARCH_REGS_UDC_H diff --git a/include/asm-arm/arch-s3c2410/regs-watchdog.h b/include/asm-arm/arch-s3c2410/regs-watchdog.h index d199ca6aff2..f4fff448c7b 100644 --- a/include/asm-arm/arch-s3c2410/regs-watchdog.h +++ b/include/asm-arm/arch-s3c2410/regs-watchdog.h @@ -1,4 +1,4 @@ -/* linux/include/asm/arch-s3c2410/regs0watchdog.h +/* linux/include/asm/arch-s3c2410/regs-watchdog.h * * Copyright (c) 2003 Simtec Electronics <linux@simtec.co.uk> * http://www.simtec.co.uk/products/SWLINUX/ @@ -8,11 +8,6 @@ * published by the Free Software Foundation. * * S3C2410 Watchdog timer control - * - * Changelog: - * 21-06-2003 BJD Created file - * 12-03-2004 BJD Updated include protection - * 10-03-2005 LCVR Changed S3C2410_VA to S3C24XX_VA */ diff --git a/include/asm-arm/arch-s3c2410/system.h b/include/asm-arm/arch-s3c2410/system.h index 9b0d85024cb..718246d8595 100644 --- a/include/asm-arm/arch-s3c2410/system.h +++ b/include/asm-arm/arch-s3c2410/system.h @@ -8,14 +8,7 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * Changelog: - * 12-May-2003 BJD Created file - * 14-May-2003 BJD Removed idle to aid debugging - * 12-Jun-2003 BJD Added reset via watchdog - * 04-Sep-2003 BJD Moved to v2.6 - * 28-Oct-2004 BJD Added over-ride for idle, and fixed reset panic() - */ +*/ #include <asm/hardware.h> #include <asm/io.h> diff --git a/include/asm-arm/arch-s3c2410/timex.h b/include/asm-arm/arch-s3c2410/timex.h index 3558a3a750b..703c337c561 100644 --- a/include/asm-arm/arch-s3c2410/timex.h +++ b/include/asm-arm/arch-s3c2410/timex.h @@ -8,12 +8,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * Changelog: - * 02-Sep-2003 BJD Created file - * 05-Jan-2004 BJD Updated for Linux 2.6.0 - * 22-Nov-2004 BJD Fixed CLOCK_TICK_RATE - * 10-Jan-2004 BJD Removed s3c2410_clock_tick_rate */ #ifndef __ASM_ARCH_TIMEX_H diff --git a/include/asm-arm/arch-s3c2410/uncompress.h b/include/asm-arm/arch-s3c2410/uncompress.h index 8e152a05e53..81b3e91c56a 100644 --- a/include/asm-arm/arch-s3c2410/uncompress.h +++ b/include/asm-arm/arch-s3c2410/uncompress.h @@ -8,15 +8,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * Changelog: - * 22-May-2003 BJD Created - * 08-Sep-2003 BJD Moved to linux v2.6 - * 12-Mar-2004 BJD Updated header protection - * 12-Oct-2004 BJD Take account of debug uart configuration - * 15-Nov-2004 BJD Fixed uart configuration - * 22-Feb-2005 BJD Added watchdog to uncompress - * 04-Apr-2005 LCVR Added support to S3C2400 (no cpuid at GSTATUS1) */ #ifndef __ASM_ARCH_UNCOMPRESS_H diff --git a/include/asm-arm/arch-s3c2410/usb-control.h b/include/asm-arm/arch-s3c2410/usb-control.h index bd43b566db3..35723569a17 100644 --- a/include/asm-arm/arch-s3c2410/usb-control.h +++ b/include/asm-arm/arch-s3c2410/usb-control.h @@ -8,11 +8,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * Changelog: - * 11-Sep-2004 BJD Created file - * 21-Sep-2004 BJD Updated port info - * 09-Aug-2005 BJD Renamed s3c2410_report_oc s3c2410_usb_report_oc */ #ifndef __ASM_ARCH_USBCONTROL_H diff --git a/include/asm-arm/arch-s3c2410/vmalloc.h b/include/asm-arm/arch-s3c2410/vmalloc.h index 33963cd5461..0ae3bdb7e03 100644 --- a/include/asm-arm/arch-s3c2410/vmalloc.h +++ b/include/asm-arm/arch-s3c2410/vmalloc.h @@ -10,11 +10,7 @@ * published by the Free Software Foundation. * * S3C2410 vmalloc definition - * - * Changelog: - * 12-Mar-2004 BJD Fixed header, added include protection - * 12=Mar-2004 BJD Fixed VMALLOC_END definitions - */ +*/ #ifndef __ASM_ARCH_VMALLOC_H #define __ASM_ARCH_VMALLOC_H diff --git a/include/asm-arm/arch-s3c2410/vr1000-cpld.h b/include/asm-arm/arch-s3c2410/vr1000-cpld.h index 0ee373ac60d..a341b1e1bd9 100644 --- a/include/asm-arm/arch-s3c2410/vr1000-cpld.h +++ b/include/asm-arm/arch-s3c2410/vr1000-cpld.h @@ -8,10 +8,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * Changelog: - * 25-May-2003 BJD Created file, added CTRL1 registers - * 19-Mar-2004 BJD Added VR1000 CPLD definitions */ #ifndef __ASM_ARCH_VR1000CPLD_H diff --git a/include/asm-arm/arch-s3c2410/vr1000-irq.h b/include/asm-arm/arch-s3c2410/vr1000-irq.h index 694f7715d2d..c39a0ffa670 100644 --- a/include/asm-arm/arch-s3c2410/vr1000-irq.h +++ b/include/asm-arm/arch-s3c2410/vr1000-irq.h @@ -8,11 +8,7 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * Changelog: - * 06-Jan-2003 BJD Linux 2.6.0 version - * 19-Mar-2004 BJD Updates for VR1000 - */ +*/ #ifndef __ASM_ARCH_VR1000IRQ_H #define __ASM_ARCH_VR1000IRQ_H diff --git a/include/asm-arm/arch-s3c2410/vr1000-map.h b/include/asm-arm/arch-s3c2410/vr1000-map.h index 867c9355fd3..1fe4db36c83 100644 --- a/include/asm-arm/arch-s3c2410/vr1000-map.h +++ b/include/asm-arm/arch-s3c2410/vr1000-map.h @@ -8,12 +8,6 @@ * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. - * - * Changelog: - * 06-Jan-2003 BJD Linux 2.6.0 version, split specifics from arch/map.h - * 12-Mar-2004 BJD Fixed header include protection - * 19-Mar-2004 BJD Copied to VR1000 machine headers. - * 19-Jan-2005 BJD Updated map definitions */ /* needs arch/map.h including with this */ diff --git a/include/asm-arm/spinlock.h b/include/asm-arm/spinlock.h index e2f1d75171d..01b7c26a303 100644 --- a/include/asm-arm/spinlock.h +++ b/include/asm-arm/spinlock.h @@ -201,7 +201,7 @@ static inline void __raw_read_unlock(raw_rwlock_t *rw) static inline int __raw_read_trylock(raw_rwlock_t *rw) { - unsigned long tmp tmp2 = 1; + unsigned long tmp, tmp2 = 1; __asm__ __volatile__( "1: ldrex %0, [%2]\n" diff --git a/include/asm-ia64/mman.h b/include/asm-ia64/mman.h index 6ba179f1271..c73b87832a1 100644 --- a/include/asm-ia64/mman.h +++ b/include/asm-ia64/mman.h @@ -22,4 +22,12 @@ #define MCL_CURRENT 1 /* lock all current mappings */ #define MCL_FUTURE 2 /* lock all future mappings */ +#ifdef __KERNEL__ +#ifndef __ASSEMBLY__ +#define arch_mmap_check ia64_mmap_check +int ia64_mmap_check(unsigned long addr, unsigned long len, + unsigned long flags); +#endif +#endif + #endif /* _ASM_IA64_MMAN_H */ diff --git a/include/asm-ia64/unistd.h b/include/asm-ia64/unistd.h index bb0eb727dcd..f581662c5ab 100644 --- a/include/asm-ia64/unistd.h +++ b/include/asm-ia64/unistd.h @@ -286,8 +286,7 @@ /* 1294, 1295 reserved for pselect/ppoll */ #define __NR_unshare 1296 #define __NR_splice 1297 -#define __NR_set_robust_list 1298 -#define __NR_get_robust_list 1299 +/* 1298, 1299 reserved for set_robust_list/get_robust_list */ #define __NR_sync_file_range 1300 #define __NR_tee 1301 #define __NR_vmsplice 1302 diff --git a/include/asm-sh/page.h b/include/asm-sh/page.h index a5559e38744..5a057b00f19 100644 --- a/include/asm-sh/page.h +++ b/include/asm-sh/page.h @@ -104,7 +104,7 @@ typedef struct { unsigned long pgprot; } pgprot_t; /* PFN start number, because of __MEMORY_START */ #define PFN_START (__MEMORY_START >> PAGE_SHIFT) -#define ARCH_PFN_OFFSET (FPN_START) +#define ARCH_PFN_OFFSET (PFN_START) #define virt_to_page(kaddr) pfn_to_page(__pa(kaddr) >> PAGE_SHIFT) #define pfn_valid(pfn) (((pfn) - PFN_START) < max_mapnr) #define virt_addr_valid(kaddr) pfn_valid(__pa(kaddr) >> PAGE_SHIFT) diff --git a/include/asm-sparc/mman.h b/include/asm-sparc/mman.h index 88d1886abf3..b7dc40bc68f 100644 --- a/include/asm-sparc/mman.h +++ b/include/asm-sparc/mman.h @@ -35,4 +35,12 @@ #define MADV_FREE 0x5 /* (Solaris) contents can be freed */ +#ifdef __KERNEL__ +#ifndef __ASSEMBLY__ +#define arch_mmap_check sparc_mmap_check +int sparc_mmap_check(unsigned long addr, unsigned long len, + unsigned long flags); +#endif +#endif + #endif /* __SPARC_MMAN_H__ */ diff --git a/include/asm-sparc64/mman.h b/include/asm-sparc64/mman.h index 6fd878e6143..8cc1860be63 100644 --- a/include/asm-sparc64/mman.h +++ b/include/asm-sparc64/mman.h @@ -35,4 +35,12 @@ #define MADV_FREE 0x5 /* (Solaris) contents can be freed */ +#ifdef __KERNEL__ +#ifndef __ASSEMBLY__ +#define arch_mmap_check sparc64_mmap_check +int sparc64_mmap_check(unsigned long addr, unsigned long len, + unsigned long flags); +#endif +#endif + #endif /* __SPARC64_MMAN_H__ */ diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h index 247434553ae..530b1e6173b 100644 --- a/include/linux/nfs_fs.h +++ b/include/linux/nfs_fs.h @@ -427,7 +427,7 @@ extern int nfs_writeback_done(struct rpc_task *, struct nfs_write_data *); extern void nfs_writedata_release(void *); #if defined(CONFIG_NFS_V3) || defined(CONFIG_NFS_V4) -struct nfs_write_data *nfs_commit_alloc(unsigned int pagecount); +struct nfs_write_data *nfs_commit_alloc(void); void nfs_commit_free(struct nfs_write_data *p); #endif @@ -478,7 +478,7 @@ static inline int nfs_wb_page(struct inode *inode, struct page* page) /* * Allocate nfs_write_data structures */ -extern struct nfs_write_data *nfs_writedata_alloc(unsigned int pagecount); +extern struct nfs_write_data *nfs_writedata_alloc(size_t len); /* * linux/fs/nfs/read.c @@ -492,7 +492,7 @@ extern void nfs_readdata_release(void *data); /* * Allocate nfs_read_data structures */ -extern struct nfs_read_data *nfs_readdata_alloc(unsigned int pagecount); +extern struct nfs_read_data *nfs_readdata_alloc(size_t len); /* * linux/fs/nfs3proc.c diff --git a/include/linux/nfs_xdr.h b/include/linux/nfs_xdr.h index db9cbf68e12..41e5a19199e 100644 --- a/include/linux/nfs_xdr.h +++ b/include/linux/nfs_xdr.h @@ -729,7 +729,7 @@ struct nfs_read_data { struct list_head pages; /* Coalesced read requests */ struct nfs_page *req; /* multi ops per nfs_page */ struct page **pagevec; - unsigned int npages; /* active pages in pagevec */ + unsigned int npages; /* Max length of pagevec */ struct nfs_readargs args; struct nfs_readres res; #ifdef CONFIG_NFS_V4 @@ -748,7 +748,7 @@ struct nfs_write_data { struct list_head pages; /* Coalesced requests we wish to flush */ struct nfs_page *req; /* multi ops per nfs_page */ struct page **pagevec; - unsigned int npages; /* active pages in pagevec */ + unsigned int npages; /* Max length of pagevec */ struct nfs_writeargs args; /* argument struct */ struct nfs_writeres res; /* result struct */ #ifdef CONFIG_NFS_V4 diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h index c91164ea3de..7a249155ee4 100644 --- a/include/linux/pci_ids.h +++ b/include/linux/pci_ids.h @@ -648,6 +648,8 @@ #define PCI_DEVICE_ID_SI_962 0x0962 #define PCI_DEVICE_ID_SI_963 0x0963 #define PCI_DEVICE_ID_SI_965 0x0965 +#define PCI_DEVICE_ID_SI_966 0x0966 +#define PCI_DEVICE_ID_SI_968 0x0968 #define PCI_DEVICE_ID_SI_5511 0x5511 #define PCI_DEVICE_ID_SI_5513 0x5513 #define PCI_DEVICE_ID_SI_5517 0x5517 diff --git a/kernel/futex.c b/kernel/futex.c index b9b8aea5389..9d260e838cf 100644 --- a/kernel/futex.c +++ b/kernel/futex.c @@ -1120,9 +1120,10 @@ static int futex_wait(u32 __user *uaddr, u32 val, unsigned long time) * if there are waiters then it will block, it does PI, etc. (Due to * races the kernel might see a 0 value of the futex too.) */ -static int do_futex_lock_pi(u32 __user *uaddr, int detect, int trylock, - struct hrtimer_sleeper *to) +static int futex_lock_pi(u32 __user *uaddr, int detect, unsigned long sec, + long nsec, int trylock) { + struct hrtimer_sleeper timeout, *to = NULL; struct task_struct *curr = current; struct futex_hash_bucket *hb; u32 uval, newval, curval; @@ -1132,6 +1133,13 @@ static int do_futex_lock_pi(u32 __user *uaddr, int detect, int trylock, if (refill_pi_state_cache()) return -ENOMEM; + if (sec != MAX_SCHEDULE_TIMEOUT) { + to = &timeout; + hrtimer_init(&to->timer, CLOCK_REALTIME, HRTIMER_ABS); + hrtimer_init_sleeper(to, current); + to->timer.expires = ktime_set(sec, nsec); + } + q.pi_state = NULL; retry: down_read(&curr->mm->mmap_sem); @@ -1307,7 +1315,7 @@ static int do_futex_lock_pi(u32 __user *uaddr, int detect, int trylock, if (!detect && ret == -EDEADLK && 0) force_sig(SIGKILL, current); - return ret; + return ret != -EINTR ? ret : -ERESTARTNOINTR; out_unlock_release_sem: queue_unlock(&q, hb); @@ -1342,76 +1350,6 @@ static int do_futex_lock_pi(u32 __user *uaddr, int detect, int trylock, } /* - * Restart handler - */ -static long futex_lock_pi_restart(struct restart_block *restart) -{ - struct hrtimer_sleeper timeout, *to = NULL; - int ret; - - restart->fn = do_no_restart_syscall; - - if (restart->arg2 || restart->arg3) { - to = &timeout; - hrtimer_init(&to->timer, CLOCK_REALTIME, HRTIMER_ABS); - hrtimer_init_sleeper(to, current); - to->timer.expires.tv64 = ((u64)restart->arg1 << 32) | - (u64) restart->arg0; - } - - pr_debug("lock_pi restart: %p, %d (%d)\n", - (u32 __user *)restart->arg0, current->pid); - - ret = do_futex_lock_pi((u32 __user *)restart->arg0, restart->arg1, - 0, to); - - if (ret != -EINTR) - return ret; - - restart->fn = futex_lock_pi_restart; - - /* The other values are filled in */ - return -ERESTART_RESTARTBLOCK; -} - -/* - * Called from the syscall entry below. - */ -static int futex_lock_pi(u32 __user *uaddr, int detect, unsigned long sec, - long nsec, int trylock) -{ - struct hrtimer_sleeper timeout, *to = NULL; - struct restart_block *restart; - int ret; - - if (sec != MAX_SCHEDULE_TIMEOUT) { - to = &timeout; - hrtimer_init(&to->timer, CLOCK_REALTIME, HRTIMER_ABS); - hrtimer_init_sleeper(to, current); - to->timer.expires = ktime_set(sec, nsec); - } - - ret = do_futex_lock_pi(uaddr, detect, trylock, to); - - if (ret != -EINTR) - return ret; - - pr_debug("lock_pi interrupted: %p, %d (%d)\n", uaddr, current->pid); - - restart = ¤t_thread_info()->restart_block; - restart->fn = futex_lock_pi_restart; - restart->arg0 = (unsigned long) uaddr; - restart->arg1 = detect; - if (to) { - restart->arg2 = to->timer.expires.tv64 & 0xFFFFFFFF; - restart->arg3 = to->timer.expires.tv64 >> 32; - } else - restart->arg2 = restart->arg3 = 0; - - return -ERESTART_RESTARTBLOCK; -} - -/* * Userspace attempted a TID -> 0 atomic transition, and failed. * This is the in-kernel slowpath: we look up the PI state (if any), * and do the rt-mutex unlock. diff --git a/mm/mmap.c b/mm/mmap.c index c1868ecdbc5..e66a0b524af 100644 --- a/mm/mmap.c +++ b/mm/mmap.c @@ -30,6 +30,10 @@ #include <asm/cacheflush.h> #include <asm/tlb.h> +#ifndef arch_mmap_check +#define arch_mmap_check(addr, len, flags) (0) +#endif + static void unmap_region(struct mm_struct *mm, struct vm_area_struct *vma, struct vm_area_struct *prev, unsigned long start, unsigned long end); @@ -913,6 +917,10 @@ unsigned long do_mmap_pgoff(struct file * file, unsigned long addr, if (!len) return -EINVAL; + error = arch_mmap_check(addr, len, flags); + if (error) + return error; + /* Careful about overflows.. */ len = PAGE_ALIGN(len); if (!len || len > TASK_SIZE) @@ -1859,6 +1867,7 @@ unsigned long do_brk(unsigned long addr, unsigned long len) unsigned long flags; struct rb_node ** rb_link, * rb_parent; pgoff_t pgoff = addr >> PAGE_SHIFT; + int error; len = PAGE_ALIGN(len); if (!len) @@ -1867,6 +1876,12 @@ unsigned long do_brk(unsigned long addr, unsigned long len) if ((addr + len) > TASK_SIZE || (addr + len) < addr) return -EINVAL; + flags = VM_DATA_DEFAULT_FLAGS | VM_ACCOUNT | mm->def_flags; + + error = arch_mmap_check(addr, len, flags); + if (error) + return error; + /* * mlock MCL_FUTURE? */ @@ -1907,8 +1922,6 @@ unsigned long do_brk(unsigned long addr, unsigned long len) if (security_vm_enough_memory(len >> PAGE_SHIFT)) return -ENOMEM; - flags = VM_DATA_DEFAULT_FLAGS | VM_ACCOUNT | mm->def_flags; - /* Can we just expand an old private anonymous mapping? */ if (vma_merge(mm, prev, addr, addr + len, flags, NULL, NULL, pgoff, NULL)) diff --git a/mm/truncate.c b/mm/truncate.c index cf1b015df4a..c6ab55ec688 100644 --- a/mm/truncate.c +++ b/mm/truncate.c @@ -68,10 +68,10 @@ invalidate_complete_page(struct address_space *mapping, struct page *page) return 0; write_lock_irq(&mapping->tree_lock); - if (PageDirty(page)) { - write_unlock_irq(&mapping->tree_lock); - return 0; - } + if (PageDirty(page)) + goto failed; + if (page_count(page) != 2) /* caller's ref + pagecache ref */ + goto failed; BUG_ON(PagePrivate(page)); __remove_from_page_cache(page); @@ -79,6 +79,9 @@ invalidate_complete_page(struct address_space *mapping, struct page *page) ClearPageUptodate(page); page_cache_release(page); /* pagecache ref */ return 1; +failed: + write_unlock_irq(&mapping->tree_lock); + return 0; } /** |