diff options
Diffstat (limited to 'arch')
100 files changed, 820 insertions, 859 deletions
diff --git a/arch/alpha/include/asm/Kbuild b/arch/alpha/include/asm/Kbuild index b7c8f188b31..4dad2736057 100644 --- a/arch/alpha/include/asm/Kbuild +++ b/arch/alpha/include/asm/Kbuild @@ -9,3 +9,4 @@ unifdef-y += console.h unifdef-y += fpu.h unifdef-y += sysinfo.h unifdef-y += compiler.h +unifdef-y += swab.h diff --git a/arch/alpha/include/asm/atomic.h b/arch/alpha/include/asm/atomic.h index ca88e54dec9..62b363584b2 100644 --- a/arch/alpha/include/asm/atomic.h +++ b/arch/alpha/include/asm/atomic.h @@ -1,6 +1,7 @@ #ifndef _ALPHA_ATOMIC_H #define _ALPHA_ATOMIC_H +#include <linux/types.h> #include <asm/barrier.h> #include <asm/system.h> @@ -13,14 +14,6 @@ */ -/* - * Counter is volatile to make sure gcc doesn't try to be clever - * and move things around on us. We need to use _exactly_ the address - * the user gave us, not some alias that contains the same information. - */ -typedef struct { volatile int counter; } atomic_t; -typedef struct { volatile long counter; } atomic64_t; - #define ATOMIC_INIT(i) ( (atomic_t) { (i) } ) #define ATOMIC64_INIT(i) ( (atomic64_t) { (i) } ) diff --git a/arch/alpha/include/asm/byteorder.h b/arch/alpha/include/asm/byteorder.h index 58e958fc7f1..6772f316870 100644 --- a/arch/alpha/include/asm/byteorder.h +++ b/arch/alpha/include/asm/byteorder.h @@ -1,47 +1,7 @@ #ifndef _ALPHA_BYTEORDER_H #define _ALPHA_BYTEORDER_H -#include <asm/types.h> -#include <linux/compiler.h> -#include <asm/compiler.h> - -#ifdef __GNUC__ - -static inline __attribute_const__ __u32 __arch__swab32(__u32 x) -{ - /* - * Unfortunately, we can't use the 6 instruction sequence - * on ev6 since the latency of the UNPKBW is 3, which is - * pretty hard to hide. Just in case a future implementation - * has a lower latency, here's the sequence (also by Mike Burrows) - * - * UNPKBW a0, v0 v0: 00AA00BB00CC00DD - * SLL v0, 24, a0 a0: BB00CC00DD000000 - * BIS v0, a0, a0 a0: BBAACCBBDDCC00DD - * EXTWL a0, 6, v0 v0: 000000000000BBAA - * ZAP a0, 0xf3, a0 a0: 00000000DDCC0000 - * ADDL a0, v0, v0 v0: ssssssssDDCCBBAA - */ - - __u64 t0, t1, t2, t3; - - t0 = __kernel_inslh(x, 7); /* t0 : 0000000000AABBCC */ - t1 = __kernel_inswl(x, 3); /* t1 : 000000CCDD000000 */ - t1 |= t0; /* t1 : 000000CCDDAABBCC */ - t2 = t1 >> 16; /* t2 : 0000000000CCDDAA */ - t0 = t1 & 0xFF00FF00; /* t0 : 00000000DD00BB00 */ - t3 = t2 & 0x00FF00FF; /* t3 : 0000000000CC00AA */ - t1 = t0 + t3; /* t1 : ssssssssDDCCBBAA */ - - return t1; -} - -#define __arch__swab32 __arch__swab32 - -#endif /* __GNUC__ */ - -#define __BYTEORDER_HAS_U64__ - +#include <asm/swab.h> #include <linux/byteorder/little_endian.h> #endif /* _ALPHA_BYTEORDER_H */ diff --git a/arch/alpha/include/asm/swab.h b/arch/alpha/include/asm/swab.h new file mode 100644 index 00000000000..68e7089e02d --- /dev/null +++ b/arch/alpha/include/asm/swab.h @@ -0,0 +1,42 @@ +#ifndef _ALPHA_SWAB_H +#define _ALPHA_SWAB_H + +#include <asm/types.h> +#include <linux/compiler.h> +#include <asm/compiler.h> + +#ifdef __GNUC__ + +static inline __attribute_const__ __u32 __arch_swab32(__u32 x) +{ + /* + * Unfortunately, we can't use the 6 instruction sequence + * on ev6 since the latency of the UNPKBW is 3, which is + * pretty hard to hide. Just in case a future implementation + * has a lower latency, here's the sequence (also by Mike Burrows) + * + * UNPKBW a0, v0 v0: 00AA00BB00CC00DD + * SLL v0, 24, a0 a0: BB00CC00DD000000 + * BIS v0, a0, a0 a0: BBAACCBBDDCC00DD + * EXTWL a0, 6, v0 v0: 000000000000BBAA + * ZAP a0, 0xf3, a0 a0: 00000000DDCC0000 + * ADDL a0, v0, v0 v0: ssssssssDDCCBBAA + */ + + __u64 t0, t1, t2, t3; + + t0 = __kernel_inslh(x, 7); /* t0 : 0000000000AABBCC */ + t1 = __kernel_inswl(x, 3); /* t1 : 000000CCDD000000 */ + t1 |= t0; /* t1 : 000000CCDDAABBCC */ + t2 = t1 >> 16; /* t2 : 0000000000CCDDAA */ + t0 = t1 & 0xFF00FF00; /* t0 : 00000000DD00BB00 */ + t3 = t2 & 0x00FF00FF; /* t3 : 0000000000CC00AA */ + t1 = t0 + t3; /* t1 : ssssssssDDCCBBAA */ + + return t1; +} +#define __arch_swab32 __arch_swab32 + +#endif /* __GNUC__ */ + +#endif /* _ALPHA_SWAB_H */ diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index d6ebe39934b..dbfdf87f993 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -1325,6 +1325,8 @@ source "drivers/regulator/Kconfig" source "drivers/uio/Kconfig" +source "drivers/staging/Kconfig" + endmenu source "fs/Kconfig" diff --git a/arch/arm/include/asm/Kbuild b/arch/arm/include/asm/Kbuild index 73237bd130a..43b0b2ba392 100644 --- a/arch/arm/include/asm/Kbuild +++ b/arch/arm/include/asm/Kbuild @@ -1,3 +1,4 @@ include include/asm-generic/Kbuild.asm unifdef-y += hwcap.h +unifdef-y += swab.h diff --git a/arch/arm/include/asm/atomic.h b/arch/arm/include/asm/atomic.h index 325f881ccb5..ee99723b3a6 100644 --- a/arch/arm/include/asm/atomic.h +++ b/arch/arm/include/asm/atomic.h @@ -12,10 +12,9 @@ #define __ASM_ARM_ATOMIC_H #include <linux/compiler.h> +#include <linux/types.h> #include <asm/system.h> -typedef struct { volatile int counter; } atomic_t; - #define ATOMIC_INIT(i) { (i) } #ifdef __KERNEL__ diff --git a/arch/arm/include/asm/byteorder.h b/arch/arm/include/asm/byteorder.h index 4fbfb22f65a..c02b6fc28e1 100644 --- a/arch/arm/include/asm/byteorder.h +++ b/arch/arm/include/asm/byteorder.h @@ -15,38 +15,7 @@ #ifndef __ASM_ARM_BYTEORDER_H #define __ASM_ARM_BYTEORDER_H -#include <linux/compiler.h> -#include <asm/types.h> - -static inline __attribute_const__ __u32 ___arch__swab32(__u32 x) -{ - __u32 t; - -#ifndef __thumb__ - if (!__builtin_constant_p(x)) { - /* - * The compiler needs a bit of a hint here to always do the - * right thing and not screw it up to different degrees - * depending on the gcc version. - */ - asm ("eor\t%0, %1, %1, ror #16" : "=r" (t) : "r" (x)); - } else -#endif - t = x ^ ((x << 16) | (x >> 16)); /* eor r1,r0,r0,ror #16 */ - - x = (x << 24) | (x >> 8); /* mov r0,r0,ror #8 */ - t &= ~0x00FF0000; /* bic r1,r1,#0x00FF0000 */ - x ^= (t >> 8); /* eor r0,r0,r1,lsr #8 */ - - return x; -} - -#define __arch__swab32(x) ___arch__swab32(x) - -#if !defined(__STRICT_ANSI__) || defined(__KERNEL__) -# define __BYTEORDER_HAS_U64__ -# define __SWAB_64_THRU_32__ -#endif +#include <asm/swab.h> #ifdef __ARMEB__ #include <linux/byteorder/big_endian.h> diff --git a/arch/arm/include/asm/swab.h b/arch/arm/include/asm/swab.h new file mode 100644 index 00000000000..27a689be085 --- /dev/null +++ b/arch/arm/include/asm/swab.h @@ -0,0 +1,50 @@ +/* + * arch/arm/include/asm/byteorder.h + * + * ARM Endian-ness. In little endian mode, the data bus is connected such + * that byte accesses appear as: + * 0 = d0...d7, 1 = d8...d15, 2 = d16...d23, 3 = d24...d31 + * and word accesses (data or instruction) appear as: + * d0...d31 + * + * When in big endian mode, byte accesses appear as: + * 0 = d24...d31, 1 = d16...d23, 2 = d8...d15, 3 = d0...d7 + * and word accesses (data or instruction) appear as: + * d0...d31 + */ +#ifndef __ASM_ARM_SWAB_H +#define __ASM_ARM_SWAB_H + +#include <linux/compiler.h> +#include <asm/types.h> + +#if !defined(__STRICT_ANSI__) || defined(__KERNEL__) +# define __SWAB_64_THRU_32__ +#endif + +static inline __attribute_const__ __u32 __arch_swab32(__u32 x) +{ + __u32 t; + +#ifndef __thumb__ + if (!__builtin_constant_p(x)) { + /* + * The compiler needs a bit of a hint here to always do the + * right thing and not screw it up to different degrees + * depending on the gcc version. + */ + asm ("eor\t%0, %1, %1, ror #16" : "=r" (t) : "r" (x)); + } else +#endif + t = x ^ ((x << 16) | (x >> 16)); /* eor r1,r0,r0,ror #16 */ + + x = (x << 24) | (x >> 8); /* mov r0,r0,ror #8 */ + t &= ~0x00FF0000; /* bic r1,r1,#0x00FF0000 */ + x ^= (t >> 8); /* eor r0,r0,r1,lsr #8 */ + + return x; +} +#define __arch_swab32 __arch_swab32 + +#endif + diff --git a/arch/arm/kernel/ecard.c b/arch/arm/kernel/ecard.c index 60c079d8535..eed2f795e1b 100644 --- a/arch/arm/kernel/ecard.c +++ b/arch/arm/kernel/ecard.c @@ -817,7 +817,7 @@ static struct expansion_card *__init ecard_alloc_card(int type, int slot) ec->dma = NO_DMA; ec->ops = &ecard_default_ops; - snprintf(ec->dev.bus_id, sizeof(ec->dev.bus_id), "ecard%d", slot); + dev_set_name(&ec->dev, "ecard%d", slot); ec->dev.parent = NULL; ec->dev.bus = &ecard_bus_type; ec->dev.dma_mask = &ec->dma_mask; diff --git a/arch/arm/kernel/kprobes.c b/arch/arm/kernel/kprobes.c index 3f9abe0e9af..f692efddd44 100644 --- a/arch/arm/kernel/kprobes.c +++ b/arch/arm/kernel/kprobes.c @@ -92,9 +92,7 @@ void __kprobes arch_disarm_kprobe(struct kprobe *p) void __kprobes arch_remove_kprobe(struct kprobe *p) { if (p->ainsn.insn) { - mutex_lock(&kprobe_mutex); free_insn_slot(p->ainsn.insn, 0); - mutex_unlock(&kprobe_mutex); p->ainsn.insn = NULL; } } diff --git a/arch/arm/mach-aaec2000/core.c b/arch/arm/mach-aaec2000/core.c index 50e13965dfe..b5c5fc6ba3a 100644 --- a/arch/arm/mach-aaec2000/core.c +++ b/arch/arm/mach-aaec2000/core.c @@ -212,7 +212,7 @@ static struct clcd_board clcd_plat_data = { static struct amba_device clcd_device = { .dev = { - .bus_id = "mb:16", + .init_name = "mb:16", .coherent_dma_mask = ~0, .platform_data = &clcd_plat_data, }, diff --git a/arch/arm/mach-ep93xx/core.c b/arch/arm/mach-ep93xx/core.c index 4781f323703..6d9152de607 100644 --- a/arch/arm/mach-ep93xx/core.c +++ b/arch/arm/mach-ep93xx/core.c @@ -409,7 +409,7 @@ static struct amba_pl010_data ep93xx_uart_data = { static struct amba_device uart1_device = { .dev = { - .bus_id = "apb:uart1", + .init_name = "apb:uart1", .platform_data = &ep93xx_uart_data, }, .res = { @@ -423,7 +423,7 @@ static struct amba_device uart1_device = { static struct amba_device uart2_device = { .dev = { - .bus_id = "apb:uart2", + .init_name = "apb:uart2", .platform_data = &ep93xx_uart_data, }, .res = { @@ -437,7 +437,7 @@ static struct amba_device uart2_device = { static struct amba_device uart3_device = { .dev = { - .bus_id = "apb:uart3", + .init_name = "apb:uart3", .platform_data = &ep93xx_uart_data, }, .res = { diff --git a/arch/arm/mach-integrator/core.c b/arch/arm/mach-integrator/core.c index c89c949b4d4..6f887291307 100644 --- a/arch/arm/mach-integrator/core.c +++ b/arch/arm/mach-integrator/core.c @@ -37,7 +37,7 @@ static struct amba_pl010_data integrator_uart_data; static struct amba_device rtc_device = { .dev = { - .bus_id = "mb:15", + .init_name = "mb:15", }, .res = { .start = INTEGRATOR_RTC_BASE, @@ -50,7 +50,7 @@ static struct amba_device rtc_device = { static struct amba_device uart0_device = { .dev = { - .bus_id = "mb:16", + .init_name = "mb:16", .platform_data = &integrator_uart_data, }, .res = { @@ -64,7 +64,7 @@ static struct amba_device uart0_device = { static struct amba_device uart1_device = { .dev = { - .bus_id = "mb:17", + .init_name = "mb:17", .platform_data = &integrator_uart_data, }, .res = { @@ -78,7 +78,7 @@ static struct amba_device uart1_device = { static struct amba_device kmi0_device = { .dev = { - .bus_id = "mb:18", + .init_name = "mb:18", }, .res = { .start = KMI0_BASE, @@ -91,7 +91,7 @@ static struct amba_device kmi0_device = { static struct amba_device kmi1_device = { .dev = { - .bus_id = "mb:19", + .init_name = "mb:19", }, .res = { .start = KMI1_BASE, diff --git a/arch/arm/mach-integrator/integrator_cp.c b/arch/arm/mach-integrator/integrator_cp.c index 427c2d8dc12..4ac04055c2e 100644 --- a/arch/arm/mach-integrator/integrator_cp.c +++ b/arch/arm/mach-integrator/integrator_cp.c @@ -407,7 +407,7 @@ static struct mmc_platform_data mmc_data = { static struct amba_device mmc_device = { .dev = { - .bus_id = "mb:1c", + .init_name = "mb:1c", .platform_data = &mmc_data, }, .res = { @@ -421,7 +421,7 @@ static struct amba_device mmc_device = { static struct amba_device aaci_device = { .dev = { - .bus_id = "mb:1d", + .init_name = "mb:1d", }, .res = { .start = INTCP_PA_AACI_BASE, @@ -532,7 +532,7 @@ static struct clcd_board clcd_data = { static struct amba_device clcd_device = { .dev = { - .bus_id = "mb:c0", + .init_name = "mb:c0", .coherent_dma_mask = ~0, .platform_data = &clcd_data, }, diff --git a/arch/arm/mach-lh7a40x/clcd.c b/arch/arm/mach-lh7a40x/clcd.c index a2a543258fc..c472b9e8b37 100644 --- a/arch/arm/mach-lh7a40x/clcd.c +++ b/arch/arm/mach-lh7a40x/clcd.c @@ -207,7 +207,7 @@ static struct clcd_board clcd_platform_data = { static struct amba_device name##_device = { \ .dev = { \ .coherent_dma_mask = ~0, \ - .bus_id = busid, \ + .init_name = busid, \ .platform_data = plat, \ }, \ .res = { \ diff --git a/arch/arm/mach-netx/fb.c b/arch/arm/mach-netx/fb.c index 8f1f992f002..ea8fa8898fe 100644 --- a/arch/arm/mach-netx/fb.c +++ b/arch/arm/mach-netx/fb.c @@ -91,7 +91,7 @@ void clk_put(struct clk *clk) static struct amba_device fb_device = { .dev = { - .bus_id = "fb", + .init_name = "fb", .coherent_dma_mask = ~0, }, .res = { diff --git a/arch/arm/mach-pxa/include/mach/pxa930_rotary.h b/arch/arm/mach-pxa/include/mach/pxa930_rotary.h new file mode 100644 index 00000000000..053587caffd --- /dev/null +++ b/arch/arm/mach-pxa/include/mach/pxa930_rotary.h @@ -0,0 +1,20 @@ +#ifndef __ASM_ARCH_PXA930_ROTARY_H +#define __ASM_ARCH_PXA930_ROTARY_H + +/* NOTE: + * + * rotary can be either interpreted as a ralative input event (e.g. + * REL_WHEEL or REL_HWHEEL) or a specific key event (e.g. UP/DOWN + * or LEFT/RIGHT), depending on if up_key & down_key are assigned + * or rel_code is assigned a non-zero value. When all are non-zero, + * up_key and down_key will be preferred. + */ +struct pxa930_rotary_platform_data { + int up_key; + int down_key; + int rel_code; +}; + +void __init pxa930_set_rotarykey_info(struct pxa930_rotary_platform_data *info); + +#endif /* __ASM_ARCH_PXA930_ROTARY_H */ diff --git a/arch/arm/mach-pxa/include/mach/pxa930_trkball.h b/arch/arm/mach-pxa/include/mach/pxa930_trkball.h new file mode 100644 index 00000000000..5e0789bc472 --- /dev/null +++ b/arch/arm/mach-pxa/include/mach/pxa930_trkball.h @@ -0,0 +1,10 @@ +#ifndef __ASM_ARCH_PXA930_TRKBALL_H +#define __ASM_ARCH_PXA930_TRKBALL_H + +struct pxa930_trkball_platform_data { + int x_filter; + int y_filter; +}; + +#endif /* __ASM_ARCH_PXA930_TRKBALL_H */ + diff --git a/arch/arm/mach-realview/core.h b/arch/arm/mach-realview/core.h index 63be2abdc19..44269b162d4 100644 --- a/arch/arm/mach-realview/core.h +++ b/arch/arm/mach-realview/core.h @@ -31,7 +31,7 @@ static struct amba_device name##_device = { \ .dev = { \ .coherent_dma_mask = ~0, \ - .bus_id = busid, \ + .init_name = busid, \ .platform_data = plat, \ }, \ .res = { \ diff --git a/arch/arm/mach-s3c2410/include/mach/spi.h b/arch/arm/mach-s3c2410/include/mach/spi.h index 774f3adfe8a..1d300fb112b 100644 --- a/arch/arm/mach-s3c2410/include/mach/spi.h +++ b/arch/arm/mach-s3c2410/include/mach/spi.h @@ -14,7 +14,7 @@ #define __ASM_ARCH_SPI_H __FILE__ struct s3c2410_spi_info { - unsigned long pin_cs; /* simple gpio cs */ + int pin_cs; /* simple gpio cs */ unsigned int num_cs; /* total chipselects */ int bus_num; /* bus number to use. */ diff --git a/arch/arm/mach-versatile/core.h b/arch/arm/mach-versatile/core.h index afcaa858eb1..9d39886a835 100644 --- a/arch/arm/mach-versatile/core.h +++ b/arch/arm/mach-versatile/core.h @@ -34,7 +34,7 @@ extern unsigned int mmc_status(struct device *dev); static struct amba_device name##_device = { \ .dev = { \ .coherent_dma_mask = ~0, \ - .bus_id = busid, \ + .init_name = busid, \ .platform_data = plat, \ }, \ .res = { \ diff --git a/arch/arm/plat-omap/include/mach/memory.h b/arch/arm/plat-omap/include/mach/memory.h index 211c9f6619e..d6b5ca6c7da 100644 --- a/arch/arm/plat-omap/include/mach/memory.h +++ b/arch/arm/plat-omap/include/mach/memory.h @@ -59,7 +59,7 @@ #define virt_to_lbus(x) ((x) - PAGE_OFFSET + OMAP1510_LB_OFFSET) #define lbus_to_virt(x) ((x) - OMAP1510_LB_OFFSET + PAGE_OFFSET) -#define is_lbus_device(dev) (cpu_is_omap15xx() && dev && (strncmp(dev->bus_id, "ohci", 4) == 0)) +#define is_lbus_device(dev) (cpu_is_omap15xx() && dev && (strncmp(dev_name(dev), "ohci", 4) == 0)) #define __arch_page_to_dma(dev, page) ({is_lbus_device(dev) ? \ (dma_addr_t)virt_to_lbus(page_address(page)) : \ diff --git a/arch/avr32/include/asm/Kbuild b/arch/avr32/include/asm/Kbuild index 3136628ba8d..219822c8ad1 100644 --- a/arch/avr32/include/asm/Kbuild +++ b/arch/avr32/include/asm/Kbuild @@ -1,3 +1,4 @@ include include/asm-generic/Kbuild.asm +header-y += swab.h header-y += cachectl.h diff --git a/arch/avr32/include/asm/atomic.h b/arch/avr32/include/asm/atomic.h index 7ef3862a73d..31881510774 100644 --- a/arch/avr32/include/asm/atomic.h +++ b/arch/avr32/include/asm/atomic.h @@ -14,9 +14,9 @@ #ifndef __ASM_AVR32_ATOMIC_H #define __ASM_AVR32_ATOMIC_H +#include <linux/types.h> #include <asm/system.h> -typedef struct { volatile int counter; } atomic_t; #define ATOMIC_INIT(i) { (i) } #define atomic_read(v) ((v)->counter) diff --git a/arch/avr32/include/asm/byteorder.h b/arch/avr32/include/asm/byteorder.h index 8e3af02076d..2aba64b4e12 100644 --- a/arch/avr32/include/asm/byteorder.h +++ b/arch/avr32/include/asm/byteorder.h @@ -4,34 +4,7 @@ #ifndef __ASM_AVR32_BYTEORDER_H #define __ASM_AVR32_BYTEORDER_H -#include <asm/types.h> -#include <linux/compiler.h> +#include <asm/swab.h> +#include <linux/byteorder/big_endian.h> -#define __BIG_ENDIAN -#define __SWAB_64_THRU_32__ - -#ifdef __CHECKER__ -extern unsigned long __builtin_bswap_32(unsigned long x); -extern unsigned short __builtin_bswap_16(unsigned short x); -#endif - -/* - * avr32-linux-gcc versions earlier than 4.2 improperly sign-extends - * the result. - */ -#if !(__GNUC__ == 4 && __GNUC_MINOR__ < 2) -static inline __attribute_const__ __u16 __arch_swab16(__u16 val) -{ - return __builtin_bswap_16(val); -} -#define __arch_swab16 __arch_swab16 - -static inline __attribute_const__ __u32 __arch_swab32(__u32 val) -{ - return __builtin_bswap_32(val); -} -#define __arch_swab32 __arch_swab32 -#endif - -#include <linux/byteorder.h> #endif /* __ASM_AVR32_BYTEORDER_H */ diff --git a/arch/avr32/include/asm/swab.h b/arch/avr32/include/asm/swab.h new file mode 100644 index 00000000000..a14aa5b46d9 --- /dev/null +++ b/arch/avr32/include/asm/swab.h @@ -0,0 +1,35 @@ +/* + * AVR32 byteswapping functions. + */ +#ifndef __ASM_AVR32_SWAB_H +#define __ASM_AVR32_SWAB_H + +#include <asm/types.h> +#include <linux/compiler.h> + +#define __SWAB_64_THRU_32__ + +#ifdef __CHECKER__ +extern unsigned long __builtin_bswap_32(unsigned long x); +extern unsigned short __builtin_bswap_16(unsigned short x); +#endif + +/* + * avr32-linux-gcc versions earlier than 4.2 improperly sign-extends + * the result. + */ +#if !(__GNUC__ == 4 && __GNUC_MINOR__ < 2) +static inline __attribute_const__ __u16 __arch_swab16(__u16 val) +{ + return __builtin_bswap_16(val); +} +#define __arch_swab16 __arch_swab16 + +static inline __attribute_const__ __u32 __arch_swab32(__u32 val) +{ + return __builtin_bswap_32(val); +} +#define __arch_swab32 __arch_swab32 +#endif + +#endif /* __ASM_AVR32_SWAB_H */ diff --git a/arch/avr32/kernel/traps.c b/arch/avr32/kernel/traps.c index 0d987373bc0..d547c8df157 100644 --- a/arch/avr32/kernel/traps.c +++ b/arch/avr32/kernel/traps.c @@ -7,6 +7,7 @@ */ #include <linux/bug.h> +#include <linux/hardirq.h> #include <linux/init.h> #include <linux/kallsyms.h> #include <linux/kdebug.h> diff --git a/arch/avr32/mach-at32ap/clock.c b/arch/avr32/mach-at32ap/clock.c index 138a00a2a2d..442f08c5e64 100644 --- a/arch/avr32/mach-at32ap/clock.c +++ b/arch/avr32/mach-at32ap/clock.c @@ -198,7 +198,7 @@ dump_clock(struct clk *parent, struct clkinf *r) unsigned i; /* skip clocks coupled to devices that aren't registered */ - if (parent->dev && !parent->dev->bus_id[0] && !parent->users) + if (parent->dev && !dev_name(parent->dev) && !parent->users) return; /* <nest spaces> name <pad to end> */ @@ -214,7 +214,7 @@ dump_clock(struct clk *parent, struct clkinf *r) parent->users ? "on" : "off", /* NOTE: not-paranoid!! */ clk_get_rate(parent)); if (parent->dev) - seq_printf(r->s, ", for %s", parent->dev->bus_id); + seq_printf(r->s, ", for %s", dev_name(parent->dev)); seq_printf(r->s, "\n"); /* cost of this scan is small, but not linear... */ diff --git a/arch/blackfin/include/asm/Kbuild b/arch/blackfin/include/asm/Kbuild index 606ecfdcc96..d0d1ac43554 100644 --- a/arch/blackfin/include/asm/Kbuild +++ b/arch/blackfin/include/asm/Kbuild @@ -1,3 +1,4 @@ include include/asm-generic/Kbuild.asm unifdef-y += fixed_code.h +unifdef-y += swab.h diff --git a/arch/blackfin/include/asm/atomic.h b/arch/blackfin/include/asm/atomic.h index 7cf50871860..25776c19064 100644 --- a/arch/blackfin/include/asm/atomic.h +++ b/arch/blackfin/include/asm/atomic.h @@ -1,6 +1,7 @@ #ifndef __ARCH_BLACKFIN_ATOMIC__ #define __ARCH_BLACKFIN_ATOMIC__ +#include <linux/types.h> #include <asm/system.h> /* local_irq_XXX() */ /* @@ -13,9 +14,6 @@ * Tony Kou (tonyko@lineo.ca) Lineo Inc. 2001 */ -typedef struct { - int counter; -} atomic_t; #define ATOMIC_INIT(i) { (i) } #define atomic_read(v) ((v)->counter) diff --git a/arch/blackfin/include/asm/byteorder.h b/arch/blackfin/include/asm/byteorder.h index 6a673d42da1..b9e797a497b 100644 --- a/arch/blackfin/include/asm/byteorder.h +++ b/arch/blackfin/include/asm/byteorder.h @@ -1,48 +1,7 @@ #ifndef _BLACKFIN_BYTEORDER_H #define _BLACKFIN_BYTEORDER_H -#include <asm/types.h> -#include <linux/compiler.h> - -#ifdef __GNUC__ - -static __inline__ __attribute_const__ __u32 ___arch__swahb32(__u32 xx) -{ - __u32 tmp; - __asm__("%1 = %0 >> 8 (V);\n\t" - "%0 = %0 << 8 (V);\n\t" - "%0 = %0 | %1;\n\t" - : "+d"(xx), "=&d"(tmp)); - return xx; -} - -static __inline__ __attribute_const__ __u32 ___arch__swahw32(__u32 xx) -{ - __u32 rv; - __asm__("%0 = PACK(%1.L, %1.H);\n\t": "=d"(rv): "d"(xx)); - return rv; -} - -#define __arch__swahb32(x) ___arch__swahb32(x) -#define __arch__swahw32(x) ___arch__swahw32(x) -#define __arch__swab32(x) ___arch__swahb32(___arch__swahw32(x)) - -static __inline__ __attribute_const__ __u16 ___arch__swab16(__u16 xx) -{ - __u32 xw = xx; - __asm__("%0 <<= 8;\n %0.L = %0.L + %0.H (NS);\n": "+d"(xw)); - return (__u16)xw; -} - -#define __arch__swab16(x) ___arch__swab16(x) - -#endif - -#if defined(__GNUC__) && !defined(__STRICT_ANSI__) || defined(__KERNEL__) -# define __BYTEORDER_HAS_U64__ -# define __SWAB_64_THRU_32__ -#endif - +#include <asm/swab.h> #include <linux/byteorder/little_endian.h> #endif /* _BLACKFIN_BYTEORDER_H */ diff --git a/arch/blackfin/include/asm/swab.h b/arch/blackfin/include/asm/swab.h new file mode 100644 index 00000000000..69a051b612b --- /dev/null +++ b/arch/blackfin/include/asm/swab.h @@ -0,0 +1,48 @@ +#ifndef _BLACKFIN_SWAB_H +#define _BLACKFIN_SWAB_H + +#include <asm/types.h> +#include <linux/compiler.h> + +#if defined(__GNUC__) && !defined(__STRICT_ANSI__) || defined(__KERNEL__) +# define __SWAB_64_THRU_32__ +#endif + +#ifdef __GNUC__ + +static __inline__ __attribute_const__ __u32 __arch_swahb32(__u32 xx) +{ + __u32 tmp; + __asm__("%1 = %0 >> 8 (V);\n\t" + "%0 = %0 << 8 (V);\n\t" + "%0 = %0 | %1;\n\t" + : "+d"(xx), "=&d"(tmp)); + return xx; +} +#define __arch_swahb32 __arch_swahb32 + +static __inline__ __attribute_const__ __u32 __arch_swahw32(__u32 xx) +{ + __u32 rv; + __asm__("%0 = PACK(%1.L, %1.H);\n\t": "=d"(rv): "d"(xx)); + return rv; +} +#define __arch_swahw32 __arch_swahw32 + +static __inline__ __attribute_const__ __u32 __arch_swab32(__u32 xx) +{ + return __arch_swahb32(__arch_swahw32(xx)); +} +#define __arch_swab32 __arch_swab32 + +static __inline__ __attribute_const__ __u16 __arch_swab16(__u16 xx) +{ + __u32 xw = xx; + __asm__("%0 <<= 8;\n %0.L = %0.L + %0.H (NS);\n": "+d"(xw)); + return (__u16)xw; +} +#define __arch_swab16 __arch_swab16 + +#endif /* __GNUC__ */ + +#endif /* _BLACKFIN_SWAB_H */ diff --git a/arch/cris/Kconfig b/arch/cris/Kconfig index b17aeea8d62..3462245fe9f 100644 --- a/arch/cris/Kconfig +++ b/arch/cris/Kconfig @@ -681,6 +681,8 @@ source "drivers/usb/Kconfig" source "drivers/uwb/Kconfig" +source "drivers/staging/Kconfig" + source "arch/cris/Kconfig.debug" source "security/Kconfig" diff --git a/arch/cris/arch-v32/drivers/iop_fw_load.c b/arch/cris/arch-v32/drivers/iop_fw_load.c index 3b3857ec1f1..2f8ea0f7a63 100644 --- a/arch/cris/arch-v32/drivers/iop_fw_load.c +++ b/arch/cris/arch-v32/drivers/iop_fw_load.c @@ -24,12 +24,12 @@ #error "Please contact <greg@kroah.com> for details on how to fix it properly." static struct device iop_spu_device[2] = { - { .bus_id = "iop-spu0", }, - { .bus_id = "iop-spu1", }, + { .init_name = "iop-spu0", }, + { .init_name = "iop-spu1", }, }; static struct device iop_mpu_device = { - .bus_id = "iop-mpu", + .init_name = "iop-mpu", }; static int wait_mpu_idle(void) diff --git a/arch/cris/include/asm/atomic.h b/arch/cris/include/asm/atomic.h index f71ea686a2e..5718dd8902a 100644 --- a/arch/cris/include/asm/atomic.h +++ b/arch/cris/include/asm/atomic.h @@ -4,7 +4,7 @@ #define __ASM_CRIS_ATOMIC__ #include <linux/compiler.h> - +#include <linux/types.h> #include <asm/system.h> #include <arch/atomic.h> @@ -13,8 +13,6 @@ * resource counting etc.. */ -typedef struct { volatile int counter; } atomic_t; - #define ATOMIC_INIT(i) { (i) } #define atomic_read(v) ((v)->counter) diff --git a/arch/h8300/Kconfig b/arch/h8300/Kconfig index 28f06fd9b7b..9420648352b 100644 --- a/arch/h8300/Kconfig +++ b/arch/h8300/Kconfig @@ -220,6 +220,8 @@ source "drivers/uwb/Kconfig" endmenu +source "drivers/staging/Kconfig" + source "fs/Kconfig" source "arch/h8300/Kconfig.debug" diff --git a/arch/h8300/include/asm/Kbuild b/arch/h8300/include/asm/Kbuild index c68e1680da0..27b108a86b3 100644 --- a/arch/h8300/include/asm/Kbuild +++ b/arch/h8300/include/asm/Kbuild @@ -1 +1,2 @@ include include/asm-generic/Kbuild.asm +unifdef-y += swab.h diff --git a/arch/h8300/include/asm/atomic.h b/arch/h8300/include/asm/atomic.h index b4cf0ea97ed..833186c8dc3 100644 --- a/arch/h8300/include/asm/atomic.h +++ b/arch/h8300/include/asm/atomic.h @@ -1,12 +1,13 @@ #ifndef __ARCH_H8300_ATOMIC__ #define __ARCH_H8300_ATOMIC__ +#include <linux/types.h> + /* * Atomic operations that C can't guarantee us. Useful for * resource counting etc.. */ -typedef struct { int counter; } atomic_t; #define ATOMIC_INIT(i) { (i) } #define atomic_read(v) ((v)->counter) diff --git a/arch/h8300/include/asm/byteorder.h b/arch/h8300/include/asm/byteorder.h index 36e597d6161..c36b80a3dd8 100644 --- a/arch/h8300/include/asm/byteorder.h +++ b/arch/h8300/include/asm/byteorder.h @@ -1,13 +1,7 @@ #ifndef _H8300_BYTEORDER_H #define _H8300_BYTEORDER_H -#include <asm/types.h> - -#if defined(__GNUC__) && !defined(__STRICT_ANSI__) || defined(__KERNEL__) -# define __BYTEORDER_HAS_U64__ -# define __SWAB_64_THRU_32__ -#endif - +#include <asm/swab.h> #include <linux/byteorder/big_endian.h> #endif /* _H8300_BYTEORDER_H */ diff --git a/arch/h8300/include/asm/swab.h b/arch/h8300/include/asm/swab.h new file mode 100644 index 00000000000..c108f39b8bc --- /dev/null +++ b/arch/h8300/include/asm/swab.h @@ -0,0 +1,10 @@ +#ifndef _H8300_SWAB_H +#define _H8300_SWAB_H + +#include <asm/types.h> + +#if defined(__GNUC__) && !defined(__STRICT_ANSI__) || defined(__KERNEL__) +# define __SWAB_64_THRU_32__ +#endif + +#endif /* _H8300_SWAB_H */ diff --git a/arch/ia64/include/asm/Kbuild b/arch/ia64/include/asm/Kbuild index ccbe8ae47a6..3b25bd9dca9 100644 --- a/arch/ia64/include/asm/Kbuild +++ b/arch/ia64/include/asm/Kbuild @@ -14,3 +14,4 @@ unifdef-y += gcc_intrin.h unifdef-y += intrinsics.h unifdef-y += perfmon.h unifdef-y += ustack.h +unifdef-y += swab.h diff --git a/arch/ia64/include/asm/atomic.h b/arch/ia64/include/asm/atomic.h index 50c2b83fd5a..d37292bd987 100644 --- a/arch/ia64/include/asm/atomic.h +++ b/arch/ia64/include/asm/atomic.h @@ -17,12 +17,6 @@ #include <asm/intrinsics.h> #include <asm/system.h> -/* - * On IA-64, counter must always be volatile to ensure that that the - * memory accesses are ordered. - */ -typedef struct { volatile __s32 counter; } atomic_t; -typedef struct { volatile __s64 counter; } atomic64_t; #define ATOMIC_INIT(i) ((atomic_t) { (i) }) #define ATOMIC64_INIT(i) ((atomic64_t) { (i) }) diff --git a/arch/ia64/include/asm/byteorder.h b/arch/ia64/include/asm/byteorder.h index 69bd41d7c26..0f84c5cb703 100644 --- a/arch/ia64/include/asm/byteorder.h +++ b/arch/ia64/include/asm/byteorder.h @@ -1,42 +1,7 @@ #ifndef _ASM_IA64_BYTEORDER_H #define _ASM_IA64_BYTEORDER_H -/* - * Modified 1998, 1999 - * David Mosberger-Tang <davidm@hpl.hp.com>, Hewlett-Packard Co. - */ - -#include <asm/types.h> -#include <asm/intrinsics.h> -#include <linux/compiler.h> - -static __inline__ __attribute_const__ __u64 -__ia64_swab64 (__u64 x) -{ - __u64 result; - - result = ia64_mux1(x, ia64_mux1_rev); - return result; -} - -static __inline__ __attribute_const__ __u32 -__ia64_swab32 (__u32 x) -{ - return __ia64_swab64(x) >> 32; -} - -static __inline__ __attribute_const__ __u16 -__ia64_swab16(__u16 x) -{ - return __ia64_swab64(x) >> 48; -} - -#define __arch__swab64(x) __ia64_swab64(x) -#define __arch__swab32(x) __ia64_swab32(x) -#define __arch__swab16(x) __ia64_swab16(x) - -#define __BYTEORDER_HAS_U64__ - +#include <asm/swab.h> #include <linux/byteorder/little_endian.h> #endif /* _ASM_IA64_BYTEORDER_H */ diff --git a/arch/ia64/include/asm/swab.h b/arch/ia64/include/asm/swab.h new file mode 100644 index 00000000000..6aa58b699ee --- /dev/null +++ b/arch/ia64/include/asm/swab.h @@ -0,0 +1,34 @@ +#ifndef _ASM_IA64_SWAB_H +#define _ASM_IA64_SWAB_H + +/* + * Modified 1998, 1999 + * David Mosberger-Tang <davidm@hpl.hp.com>, Hewlett-Packard Co. + */ + +#include <asm/types.h> +#include <asm/intrinsics.h> +#include <linux/compiler.h> + +static __inline__ __attribute_const__ __u64 __arch_swab64(__u64 x) +{ + __u64 result; + + result = ia64_mux1(x, ia64_mux1_rev); + return result; +} +#define __arch_swab64 __arch_swab64 + +static __inline__ __attribute_const__ __u32 __arch_swab32(__u32 x) +{ + return __arch_swab64(x) >> 32; +} +#define __arch_swab32 __arch_swab32 + +static __inline__ __attribute_const__ __u16 __arch_swab16(__u16 x) +{ + return __arch_swab64(x) >> 48; +} +#define __arch_swab16 __arch_swab16 + +#endif /* _ASM_IA64_SWAB_H */ diff --git a/arch/ia64/include/asm/swiotlb.h b/arch/ia64/include/asm/swiotlb.h index fb79423834d..dcbaea7ce12 100644 --- a/arch/ia64/include/asm/swiotlb.h +++ b/arch/ia64/include/asm/swiotlb.h @@ -2,44 +2,7 @@ #define ASM_IA64__SWIOTLB_H #include <linux/dma-mapping.h> - -/* SWIOTLB interface */ - -extern dma_addr_t swiotlb_map_single(struct device *hwdev, void *ptr, - size_t size, int dir); -extern void *swiotlb_alloc_coherent(struct device *hwdev, size_t size, - dma_addr_t *dma_handle, gfp_t flags); -extern void swiotlb_unmap_single(struct device *hwdev, dma_addr_t dev_addr, - size_t size, int dir); -extern void swiotlb_sync_single_for_cpu(struct device *hwdev, - dma_addr_t dev_addr, - size_t size, int dir); -extern void swiotlb_sync_single_for_device(struct device *hwdev, - dma_addr_t dev_addr, - size_t size, int dir); -extern void swiotlb_sync_single_range_for_cpu(struct device *hwdev, - dma_addr_t dev_addr, - unsigned long offset, - size_t size, int dir); -extern void swiotlb_sync_single_range_for_device(struct device *hwdev, - dma_addr_t dev_addr, - unsigned long offset, - size_t size, int dir); -extern void swiotlb_sync_sg_for_cpu(struct device *hwdev, - struct scatterlist *sg, int nelems, - int dir); -extern void swiotlb_sync_sg_for_device(struct device *hwdev, - struct scatterlist *sg, int nelems, - int dir); -extern int swiotlb_map_sg(struct device *hwdev, struct scatterlist *sg, - int nents, int direction); -extern void swiotlb_unmap_sg(struct device *hwdev, struct scatterlist *sg, - int nents, int direction); -extern int swiotlb_dma_mapping_error(struct device *hwdev, dma_addr_t dma_addr); -extern void swiotlb_free_coherent(struct device *hwdev, size_t size, - void *vaddr, dma_addr_t dma_handle); -extern int swiotlb_dma_supported(struct device *hwdev, u64 mask); -extern void swiotlb_init(void); +#include <linux/swiotlb.h> extern int swiotlb_force; diff --git a/arch/ia64/kernel/kprobes.c b/arch/ia64/kernel/kprobes.c index 0017b9de2dd..f90be51b112 100644 --- a/arch/ia64/kernel/kprobes.c +++ b/arch/ia64/kernel/kprobes.c @@ -670,9 +670,11 @@ void __kprobes arch_disarm_kprobe(struct kprobe *p) void __kprobes arch_remove_kprobe(struct kprobe *p) { - mutex_lock(&kprobe_mutex); - free_insn_slot(p->ainsn.insn, p->ainsn.inst_flag & INST_FLAG_BOOSTABLE); - mutex_unlock(&kprobe_mutex); + if (p->ainsn.insn) { + free_insn_slot(p->ainsn.insn, + p->ainsn.inst_flag & INST_FLAG_BOOSTABLE); + p->ainsn.insn = NULL; + } } /* * We are resuming execution after a single step fault, so the pt_regs diff --git a/arch/ia64/kernel/pci-dma.c b/arch/ia64/kernel/pci-dma.c index 2a92f637431..d0ada067a4a 100644 --- a/arch/ia64/kernel/pci-dma.c +++ b/arch/ia64/kernel/pci-dma.c @@ -39,7 +39,7 @@ int iommu_detected __read_mostly; be probably a smaller DMA mask, but this is bug-to-bug compatible to i386. */ struct device fallback_dev = { - .bus_id = "fallback device", + .init_name = "fallback device", .coherent_dma_mask = DMA_32BIT_MASK, .dma_mask = &fallback_dev.coherent_dma_mask, }; diff --git a/arch/ia64/mm/init.c b/arch/ia64/mm/init.c index 054bcd9439a..56e12903973 100644 --- a/arch/ia64/mm/init.c +++ b/arch/ia64/mm/init.c @@ -692,7 +692,7 @@ int arch_add_memory(int nid, u64 start, u64 size) pgdat = NODE_DATA(nid); zone = pgdat->node_zones + ZONE_NORMAL; - ret = __add_pages(zone, start_pfn, nr_pages); + ret = __add_pages(nid, zone, start_pfn, nr_pages); if (ret) printk("%s: Problem encountered in __add_pages() as ret=%d\n", diff --git a/arch/ia64/sn/kernel/tiocx.c b/arch/ia64/sn/kernel/tiocx.c index a88eba3314d..3f864238566 100644 --- a/arch/ia64/sn/kernel/tiocx.c +++ b/arch/ia64/sn/kernel/tiocx.c @@ -206,8 +206,7 @@ cx_device_register(nasid_t nasid, int part_num, int mfg_num, cx_dev->dev.parent = NULL; cx_dev->dev.bus = &tiocx_bus_type; cx_dev->dev.release = tiocx_bus_release; - snprintf(cx_dev->dev.bus_id, BUS_ID_SIZE, "%d", - cx_dev->cx_id.nasid); + dev_set_name(&cx_dev->dev, "%d", cx_dev->cx_id.nasid); device_register(&cx_dev->dev); get_device(&cx_dev->dev); diff --git a/arch/m68knommu/include/asm/Kbuild b/arch/m68knommu/include/asm/Kbuild index c68e1680da0..58c02a45413 100644 --- a/arch/m68knommu/include/asm/Kbuild +++ b/arch/m68knommu/include/asm/Kbuild @@ -1 +1,3 @@ include include/asm-generic/Kbuild.asm + +unifdef-y += swab.h diff --git a/arch/m68knommu/include/asm/atomic.h b/arch/m68knommu/include/asm/atomic.h index d5632a305da..6bb674855a3 100644 --- a/arch/m68knommu/include/asm/atomic.h +++ b/arch/m68knommu/include/asm/atomic.h @@ -1,6 +1,7 @@ #ifndef __ARCH_M68KNOMMU_ATOMIC__ #define __ARCH_M68KNOMMU_ATOMIC__ +#include <linux/types.h> #include <asm/system.h> /* @@ -12,7 +13,6 @@ * We do not have SMP m68k systems, so we don't have to deal with that. */ -typedef struct { int counter; } atomic_t; #define ATOMIC_INIT(i) { (i) } #define atomic_read(v) ((v)->counter) diff --git a/arch/m68knommu/include/asm/byteorder.h b/arch/m68knommu/include/asm/byteorder.h index 20bb4426b61..a6f0b8f7f62 100644 --- a/arch/m68knommu/include/asm/byteorder.h +++ b/arch/m68knommu/include/asm/byteorder.h @@ -1,27 +1,7 @@ #ifndef _M68KNOMMU_BYTEORDER_H #define _M68KNOMMU_BYTEORDER_H -#include <linux/types.h> - -#if defined(__GNUC__) && !defined(__STRICT_ANSI__) || defined(__KERNEL__) -# define __BYTEORDER_HAS_U64__ -# define __SWAB_64_THRU_32__ -#endif - -#if defined (__mcfisaaplus__) || defined (__mcfisac__) -static inline __attribute_const__ __u32 ___arch__swab32(__u32 val) -{ - asm( - "byterev %0" - : "=d" (val) - : "0" (val) - ); - return val; -} - -#define __arch__swab32(x) ___arch__swab32(x) -#endif - +#include <asm/swab.h> #include <linux/byteorder/big_endian.h> #endif /* _M68KNOMMU_BYTEORDER_H */ diff --git a/arch/m68knommu/include/asm/swab.h b/arch/m68knommu/include/asm/swab.h new file mode 100644 index 00000000000..e582257db30 --- /dev/null +++ b/arch/m68knommu/include/asm/swab.h @@ -0,0 +1,24 @@ +#ifndef _M68KNOMMU_SWAB_H +#define _M68KNOMMU_SWAB_H + +#include <linux/types.h> + +#if defined(__GNUC__) && !defined(__STRICT_ANSI__) || defined(__KERNEL__) +# define __SWAB_64_THRU_32__ +#endif + +#if defined (__mcfisaaplus__) || defined (__mcfisac__) +static inline __attribute_const__ __u32 __arch_swab32(__u32 val) +{ + asm( + "byterev %0" + : "=d" (val) + : "0" (val) + ); + return val; +} + +#define __arch_swab32 __arch_swab32 +#endif + +#endif /* _M68KNOMMU_SWAB_H */ diff --git a/arch/mips/include/asm/Kbuild b/arch/mips/include/asm/Kbuild index 7897f05e316..023866c0c10 100644 --- a/arch/mips/include/asm/Kbuild +++ b/arch/mips/include/asm/Kbuild @@ -1,3 +1,4 @@ include include/asm-generic/Kbuild.asm header-y += cachectl.h sgidefs.h sysmips.h +header-y += swab.h diff --git a/arch/mips/include/asm/atomic.h b/arch/mips/include/asm/atomic.h index 1232be3885b..c996c3b4d07 100644 --- a/arch/mips/include/asm/atomic.h +++ b/arch/mips/include/asm/atomic.h @@ -15,13 +15,12 @@ #define _ASM_ATOMIC_H #include <linux/irqflags.h> +#include <linux/types.h> #include <asm/barrier.h> #include <asm/cpu-features.h> #include <asm/war.h> #include <asm/system.h> -typedef struct { volatile int counter; } atomic_t; - #define ATOMIC_INIT(i) { (i) } /* @@ -404,8 +403,6 @@ static __inline__ int atomic_add_unless(atomic_t *v, int a, int u) #ifdef CONFIG_64BIT -typedef struct { volatile long counter; } atomic64_t; - #define ATOMIC64_INIT(i) { (i) } /* diff --git a/arch/mips/include/asm/byteorder.h b/arch/mips/include/asm/byteorder.h index 33790b9e0cc..607b7183070 100644 --- a/arch/mips/include/asm/byteorder.h +++ b/arch/mips/include/asm/byteorder.h @@ -8,60 +8,14 @@ #ifndef _ASM_BYTEORDER_H #define _ASM_BYTEORDER_H -#include <linux/compiler.h> -#include <asm/types.h> +#include <asm/swab.h> #if defined(__MIPSEB__) -# define __BIG_ENDIAN +#include <linux/byteorder/big_endian.h> #elif defined(__MIPSEL__) -# define __LITTLE_ENDIAN +#include <linux/byteorder/little_endian.h> #else # error "MIPS, but neither __MIPSEB__, nor __MIPSEL__???" #endif -#define __SWAB_64_THRU_32__ - -#ifdef CONFIG_CPU_MIPSR2 - -static inline __attribute_const__ __u16 __arch_swab16(__u16 x) -{ - __asm__( - " wsbh %0, %1 \n" - : "=r" (x) - : "r" (x)); - - return x; -} -#define __arch_swab16 __arch_swab16 - -static inline __attribute_const__ __u32 __arch_swab32(__u32 x) -{ - __asm__( - " wsbh %0, %1 \n" - " rotr %0, %0, 16 \n" - : "=r" (x) - : "r" (x)); - - return x; -} -#define __arch_swab32 __arch_swab32 - -#ifdef CONFIG_CPU_MIPS64_R2 -static inline __attribute_const__ __u64 __arch_swab64(__u64 x) -{ - __asm__( - " dsbh %0, %1\n" - " dshd %0, %0" - : "=r" (x) - : "r" (x)); - - return x; -} -#define __arch_swab64 __arch_swab64 -#endif /* CONFIG_CPU_MIPS64_R2 */ - -#endif /* CONFIG_CPU_MIPSR2 */ - -#include <linux/byteorder.h> - #endif /* _ASM_BYTEORDER_H */ diff --git a/arch/mips/include/asm/swab.h b/arch/mips/include/asm/swab.h new file mode 100644 index 00000000000..88f1f7d555c --- /dev/null +++ b/arch/mips/include/asm/swab.h @@ -0,0 +1,55 @@ +/* + * This file is subject to the terms and conditions of the GNU General Public + * License. See the file "COPYING" in the main directory of this archive + * for more details. + * + * Copyright (C) 1996, 99, 2003 by Ralf Baechle + */ +#ifndef _ASM_SWAB_H +#define _ASM_SWAB_H + +#include <linux/compiler.h> +#include <asm/types.h> + +#define __SWAB_64_THRU_32__ + +#ifdef CONFIG_CPU_MIPSR2 + +static inline __attribute_const__ __u16 __arch_swab16(__u16 x) +{ + __asm__( + " wsbh %0, %1 \n" + : "=r" (x) + : "r" (x)); + + return x; +} +#define __arch_swab16 __arch_swab16 + +static inline __attribute_const__ __u32 __arch_swab32(__u32 x) +{ + __asm__( + " wsbh %0, %1 \n" + " rotr %0, %0, 16 \n" + : "=r" (x) + : "r" (x)); + + return x; +} +#define __arch_swab32 __arch_swab32 + +#ifdef CONFIG_CPU_MIPS64_R2 +static inline __attribute_const__ __u64 __arch_swab64(__u64 x) +{ + __asm__( + " dsbh %0, %1\n" + " dshd %0, %0" + : "=r" (x) + : "r" (x)); + + return x; +} +#define __arch_swab64 __arch_swab64 +#endif /* CONFIG_CPU_MIPS64_R2 */ +#endif /* CONFIG_CPU_MIPSR2 */ +#endif /* _ASM_SWAB_H */ diff --git a/arch/mips/kernel/vpe.c b/arch/mips/kernel/vpe.c index 010b27e01f7..3ca5f42e819 100644 --- a/arch/mips/kernel/vpe.c +++ b/arch/mips/kernel/vpe.c @@ -1454,7 +1454,7 @@ static int __init vpe_module_init(void) device_initialize(&vpe_device); vpe_device.class = &vpe_class, vpe_device.parent = NULL, - strlcpy(vpe_device.bus_id, "vpe1", BUS_ID_SIZE); + dev_set_name(&vpe_device, "vpe1"); vpe_device.devt = MKDEV(major, minor); err = device_add(&vpe_device); if (err) { diff --git a/arch/parisc/include/asm/atomic.h b/arch/parisc/include/asm/atomic.h index 57fcc4a5ebb..edbfe25c5fc 100644 --- a/arch/parisc/include/asm/atomic.h +++ b/arch/parisc/include/asm/atomic.h @@ -155,14 +155,11 @@ static inline unsigned long __cmpxchg_local(volatile void *ptr, #define cmpxchg64_local(ptr, o, n) __cmpxchg64_local_generic((ptr), (o), (n)) #endif -/* Note that we need not lock read accesses - aligned word writes/reads - * are atomic, so a reader never sees unconsistent values. - * - * Cache-line alignment would conflict with, for example, linux/module.h +/* + * Note that we need not lock read accesses - aligned word writes/reads + * are atomic, so a reader never sees inconsistent values. */ -typedef struct { volatile int counter; } atomic_t; - /* It's possible to reduce all atomic operations to either * __atomic_add_return, atomic_set and atomic_read (the latter * is there only for consistency). @@ -260,8 +257,6 @@ static __inline__ int atomic_add_unless(atomic_t *v, int a, int u) #ifdef CONFIG_64BIT -typedef struct { volatile s64 counter; } atomic64_t; - #define ATOMIC64_INIT(i) ((atomic64_t) { (i) }) static __inline__ int diff --git a/arch/powerpc/include/asm/Kbuild b/arch/powerpc/include/asm/Kbuild index 5ab7d7fe198..9268602de5d 100644 --- a/arch/powerpc/include/asm/Kbuild +++ b/arch/powerpc/include/asm/Kbuild @@ -35,3 +35,4 @@ unifdef-y += spu_info.h unifdef-y += termios.h unifdef-y += types.h unifdef-y += unistd.h +unifdef-y += swab.h diff --git a/arch/powerpc/include/asm/atomic.h b/arch/powerpc/include/asm/atomic.h index 499be5bdd6f..b401950f525 100644 --- a/arch/powerpc/include/asm/atomic.h +++ b/arch/powerpc/include/asm/atomic.h @@ -5,7 +5,7 @@ * PowerPC atomic operations */ -typedef struct { int counter; } atomic_t; +#include <linux/types.h> #ifdef __KERNEL__ #include <linux/compiler.h> @@ -251,8 +251,6 @@ static __inline__ int atomic_dec_if_positive(atomic_t *v) #ifdef __powerpc64__ -typedef struct { long counter; } atomic64_t; - #define ATOMIC64_INIT(i) { (i) } static __inline__ long atomic64_read(const atomic64_t *v) diff --git a/arch/powerpc/include/asm/byteorder.h b/arch/powerpc/include/asm/byteorder.h index d5de325472e..5cca27a4153 100644 --- a/arch/powerpc/include/asm/byteorder.h +++ b/arch/powerpc/include/asm/byteorder.h @@ -8,86 +8,7 @@ * 2 of the License, or (at your option) any later version. */ -#include <asm/types.h> -#include <linux/compiler.h> - -#define __BIG_ENDIAN - -#ifdef __GNUC__ -#ifdef __KERNEL__ - -static __inline__ __u16 ld_le16(const volatile __u16 *addr) -{ - __u16 val; - - __asm__ __volatile__ ("lhbrx %0,0,%1" : "=r" (val) : "r" (addr), "m" (*addr)); - return val; -} -#define __arch_swab16p ld_le16 - -static __inline__ void st_le16(volatile __u16 *addr, const __u16 val) -{ - __asm__ __volatile__ ("sthbrx %1,0,%2" : "=m" (*addr) : "r" (val), "r" (addr)); -} - -static inline void __arch_swab16s(__u16 *addr) -{ - st_le16(addr, *addr); -} -#define __arch_swab16s __arch_swab16s - -static __inline__ __u32 ld_le32(const volatile __u32 *addr) -{ - __u32 val; - - __asm__ __volatile__ ("lwbrx %0,0,%1" : "=r" (val) : "r" (addr), "m" (*addr)); - return val; -} -#define __arch_swab32p ld_le32 - -static __inline__ void st_le32(volatile __u32 *addr, const __u32 val) -{ - __asm__ __volatile__ ("stwbrx %1,0,%2" : "=m" (*addr) : "r" (val), "r" (addr)); -} - -static inline void __arch_swab32s(__u32 *addr) -{ - st_le32(addr, *addr); -} -#define __arch_swab32s __arch_swab32s - -static inline __attribute_const__ __u16 __arch_swab16(__u16 value) -{ - __u16 result; - - __asm__("rlwimi %0,%1,8,16,23" - : "=r" (result) - : "r" (value), "0" (value >> 8)); - return result; -} -#define __arch_swab16 __arch_swab16 - -static inline __attribute_const__ __u32 __arch_swab32(__u32 value) -{ - __u32 result; - - __asm__("rlwimi %0,%1,24,16,23\n\t" - "rlwimi %0,%1,8,8,15\n\t" - "rlwimi %0,%1,24,0,7" - : "=r" (result) - : "r" (value), "0" (value >> 24)); - return result; -} -#define __arch_swab32 __arch_swab32 - -#endif /* __KERNEL__ */ - -#ifndef __powerpc64__ -#define __SWAB_64_THRU_32__ -#endif /* __powerpc64__ */ - -#endif /* __GNUC__ */ - -#include <linux/byteorder.h> +#include <asm/swab.h> +#include <linux/byteorder/big_endian.h> #endif /* _ASM_POWERPC_BYTEORDER_H */ diff --git a/arch/powerpc/include/asm/hugetlb.h b/arch/powerpc/include/asm/hugetlb.h index 26f0d0ab27a..b1dafb6a974 100644 --- a/arch/powerpc/include/asm/hugetlb.h +++ b/arch/powerpc/include/asm/hugetlb.h @@ -18,6 +18,12 @@ pte_t huge_ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep); /* + * The version of vma_mmu_pagesize() in arch/powerpc/mm/hugetlbpage.c needs + * to override the version in mm/hugetlb.c + */ +#define vma_mmu_pagesize vma_mmu_pagesize + +/* * If the arch doesn't supply something else, assume that hugepage * size aligned regions are ok without further preparation. */ diff --git a/arch/powerpc/include/asm/swab.h b/arch/powerpc/include/asm/swab.h new file mode 100644 index 00000000000..ef824ae4b79 --- /dev/null +++ b/arch/powerpc/include/asm/swab.h @@ -0,0 +1,90 @@ +#ifndef _ASM_POWERPC_SWAB_H +#define _ASM_POWERPC_SWAB_H + +/* + * 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. + */ + +#include <asm/types.h> +#include <linux/compiler.h> + +#ifdef __GNUC__ + +#ifndef __powerpc64__ +#define __SWAB_64_THRU_32__ +#endif /* __powerpc64__ */ + +#ifdef __KERNEL__ + +static __inline__ __u16 ld_le16(const volatile __u16 *addr) +{ + __u16 val; + + __asm__ __volatile__ ("lhbrx %0,0,%1" : "=r" (val) : "r" (addr), "m" (*addr)); + return val; +} +#define __arch_swab16p ld_le16 + +static __inline__ void st_le16(volatile __u16 *addr, const __u16 val) +{ + __asm__ __volatile__ ("sthbrx %1,0,%2" : "=m" (*addr) : "r" (val), "r" (addr)); +} + +static inline void __arch_swab16s(__u16 *addr) +{ + st_le16(addr, *addr); +} +#define __arch_swab16s __arch_swab16s + +static __inline__ __u32 ld_le32(const volatile __u32 *addr) +{ + __u32 val; + + __asm__ __volatile__ ("lwbrx %0,0,%1" : "=r" (val) : "r" (addr), "m" (*addr)); + return val; +} +#define __arch_swab32p ld_le32 + +static __inline__ void st_le32(volatile __u32 *addr, const __u32 val) +{ + __asm__ __volatile__ ("stwbrx %1,0,%2" : "=m" (*addr) : "r" (val), "r" (addr)); +} + +static inline void __arch_swab32s(__u32 *addr) +{ + st_le32(addr, *addr); +} +#define __arch_swab32s __arch_swab32s + +static inline __attribute_const__ __u16 __arch_swab16(__u16 value) +{ + __u16 result; + + __asm__("rlwimi %0,%1,8,16,23" + : "=r" (result) + : "r" (value), "0" (value >> 8)); + return result; +} +#define __arch_swab16 __arch_swab16 + +static inline __attribute_const__ __u32 __arch_swab32(__u32 value) +{ + __u32 result; + + __asm__("rlwimi %0,%1,24,16,23\n\t" + "rlwimi %0,%1,8,8,15\n\t" + "rlwimi %0,%1,24,0,7" + : "=r" (result) + : "r" (value), "0" (value >> 24)); + return result; +} +#define __arch_swab32 __arch_swab32 + +#endif /* __KERNEL__ */ + +#endif /* __GNUC__ */ + +#endif /* _ASM_POWERPC_SWAB_H */ diff --git a/arch/powerpc/kernel/kprobes.c b/arch/powerpc/kernel/kprobes.c index b29005a5a8f..c9329786073 100644 --- a/arch/powerpc/kernel/kprobes.c +++ b/arch/powerpc/kernel/kprobes.c @@ -96,9 +96,10 @@ void __kprobes arch_disarm_kprobe(struct kprobe *p) void __kprobes arch_remove_kprobe(struct kprobe *p) { - mutex_lock(&kprobe_mutex); - free_insn_slot(p->ainsn.insn, 0); - mutex_unlock(&kprobe_mutex); + if (p->ainsn.insn) { + free_insn_slot(p->ainsn.insn, 0); + p->ainsn.insn = NULL; + } } static void __kprobes prepare_singlestep(struct kprobe *p, struct pt_regs *regs) diff --git a/arch/powerpc/mm/hugetlbpage.c b/arch/powerpc/mm/hugetlbpage.c index 201c7a5486c..9920d6a7cf2 100644 --- a/arch/powerpc/mm/hugetlbpage.c +++ b/arch/powerpc/mm/hugetlbpage.c @@ -512,6 +512,13 @@ unsigned long hugetlb_get_unmapped_area(struct file *file, unsigned long addr, return slice_get_unmapped_area(addr, len, flags, mmu_psize, 1, 0); } +unsigned long vma_mmu_pagesize(struct vm_area_struct *vma) +{ + unsigned int psize = get_slice_psize(vma->vm_mm, vma->vm_start); + + return 1UL << mmu_psize_to_shift(psize); +} + /* * Called by asm hashtable.S for doing lazy icache flush */ diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c index 53b06ebb3f2..f00f09a77f1 100644 --- a/arch/powerpc/mm/mem.c +++ b/arch/powerpc/mm/mem.c @@ -132,7 +132,7 @@ int arch_add_memory(int nid, u64 start, u64 size) /* this should work for most non-highmem platforms */ zone = pgdata->node_zones; - return __add_pages(zone, start_pfn, nr_pages); + return __add_pages(nid, zone, start_pfn, nr_pages); } #endif /* CONFIG_MEMORY_HOTPLUG */ diff --git a/arch/s390/include/asm/Kbuild b/arch/s390/include/asm/Kbuild index 63a23415fba..f2af4167bd5 100644 --- a/arch/s390/include/asm/Kbuild +++ b/arch/s390/include/asm/Kbuild @@ -13,3 +13,4 @@ unifdef-y += cmb.h unifdef-y += debug.h unifdef-y += chpid.h unifdef-y += schid.h +unifdef-y += swab.h diff --git a/arch/s390/include/asm/atomic.h b/arch/s390/include/asm/atomic.h index 2d184655bc5..de432f2de2d 100644 --- a/arch/s390/include/asm/atomic.h +++ b/arch/s390/include/asm/atomic.h @@ -2,6 +2,7 @@ #define __ARCH_S390_ATOMIC__ #include <linux/compiler.h> +#include <linux/types.h> /* * include/asm-s390/atomic.h @@ -23,9 +24,6 @@ * S390 uses 'Compare And Swap' for atomicity in SMP enviroment */ -typedef struct { - int counter; -} __attribute__ ((aligned (4))) atomic_t; #define ATOMIC_INIT(i) { (i) } #ifdef __KERNEL__ @@ -149,9 +147,6 @@ static __inline__ int atomic_add_unless(atomic_t *v, int a, int u) #undef __CS_LOOP #ifdef __s390x__ -typedef struct { - long long counter; -} __attribute__ ((aligned (8))) atomic64_t; #define ATOMIC64_INIT(i) { (i) } #if __GNUC__ > 3 || (__GNUC__ == 3 && __GNUC_MINOR__ > 2) diff --git a/arch/s390/include/asm/byteorder.h b/arch/s390/include/asm/byteorder.h index 8bcf277c846..b95a2b2933f 100644 --- a/arch/s390/include/asm/byteorder.h +++ b/arch/s390/include/asm/byteorder.h @@ -1,95 +1,7 @@ #ifndef _S390_BYTEORDER_H #define _S390_BYTEORDER_H -/* - * include/asm-s390/byteorder.h - * - * S390 version - * Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation - * Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com) - */ - -#include <asm/types.h> - -#define __BIG_ENDIAN - -#ifndef __s390x__ -# define __SWAB_64_THRU_32__ -#endif - -#ifdef __s390x__ -static inline __u64 __arch_swab64p(const __u64 *x) -{ - __u64 result; - - asm volatile("lrvg %0,%1" : "=d" (result) : "m" (*x)); - return result; -} -#define __arch_swab64p __arch_swab64p - -static inline __u64 __arch_swab64(__u64 x) -{ - __u64 result; - - asm volatile("lrvgr %0,%1" : "=d" (result) : "d" (x)); - return result; -} -#define __arch_swab64 __arch_swab64 - -static inline void __arch_swab64s(__u64 *x) -{ - *x = __arch_swab64p(x); -} -#define __arch_swab64s __arch_swab64s -#endif /* __s390x__ */ - -static inline __u32 __arch_swab32p(const __u32 *x) -{ - __u32 result; - - asm volatile( -#ifndef __s390x__ - " icm %0,8,3(%1)\n" - " icm %0,4,2(%1)\n" - " icm %0,2,1(%1)\n" - " ic %0,0(%1)" - : "=&d" (result) : "a" (x), "m" (*x) : "cc"); -#else /* __s390x__ */ - " lrv %0,%1" - : "=d" (result) : "m" (*x)); -#endif /* __s390x__ */ - return result; -} -#define __arch_swab32p __arch_swab32p - -#ifdef __s390x__ -static inline __u32 __arch_swab32(__u32 x) -{ - __u32 result; - - asm volatile("lrvr %0,%1" : "=d" (result) : "d" (x)); - return result; -} -#define __arch_swab32 __arch_swab32 -#endif /* __s390x__ */ - -static inline __u16 __arch_swab16p(const __u16 *x) -{ - __u16 result; - - asm volatile( -#ifndef __s390x__ - " icm %0,2,1(%1)\n" - " ic %0,0(%1)\n" - : "=&d" (result) : "a" (x), "m" (*x) : "cc"); -#else /* __s390x__ */ - " lrvh %0,%1" - : "=d" (result) : "m" (*x)); -#endif /* __s390x__ */ - return result; -} -#define __arch_swab16p __arch_swab16p - -#include <linux/byteorder.h> +#include <asm/swab.h> +#include <linux/byteorder/big_endian.h> #endif /* _S390_BYTEORDER_H */ diff --git a/arch/s390/include/asm/s390_rdev.h b/arch/s390/include/asm/s390_rdev.h deleted file mode 100644 index 6fa20442a48..00000000000 --- a/arch/s390/include/asm/s390_rdev.h +++ /dev/null @@ -1,15 +0,0 @@ -/* - * include/asm-s390/ccwdev.h - * - * Copyright (C) 2002,2005 IBM Deutschland Entwicklung GmbH, IBM Corporation - * Author(s): Cornelia Huck <cornelia.huck@de.ibm.com> - * Carsten Otte <cotte@de.ibm.com> - * - * Interface for s390 root device - */ - -#ifndef _S390_RDEV_H_ -#define _S390_RDEV_H_ -extern struct device *s390_root_dev_register(const char *); -extern void s390_root_dev_unregister(struct device *); -#endif /* _S390_RDEV_H_ */ diff --git a/arch/s390/include/asm/swab.h b/arch/s390/include/asm/swab.h new file mode 100644 index 00000000000..bd9321aa55a --- /dev/null +++ b/arch/s390/include/asm/swab.h @@ -0,0 +1,91 @@ +#ifndef _S390_SWAB_H +#define _S390_SWAB_H + +/* + * include/asm-s390/swab.h + * + * S390 version + * Copyright (C) 1999 IBM Deutschland Entwicklung GmbH, IBM Corporation + * Author(s): Martin Schwidefsky (schwidefsky@de.ibm.com) + */ + +#include <asm/types.h> + +#ifndef __s390x__ +# define __SWAB_64_THRU_32__ +#endif + +#ifdef __s390x__ +static inline __u64 __arch_swab64p(const __u64 *x) +{ + __u64 result; + + asm volatile("lrvg %0,%1" : "=d" (result) : "m" (*x)); + return result; +} +#define __arch_swab64p __arch_swab64p + +static inline __u64 __arch_swab64(__u64 x) +{ + __u64 result; + + asm volatile("lrvgr %0,%1" : "=d" (result) : "d" (x)); + return result; +} +#define __arch_swab64 __arch_swab64 + +static inline void __arch_swab64s(__u64 *x) +{ + *x = __arch_swab64p(x); +} +#define __arch_swab64s __arch_swab64s +#endif /* __s390x__ */ + +static inline __u32 __arch_swab32p(const __u32 *x) +{ + __u32 result; + + asm volatile( +#ifndef __s390x__ + " icm %0,8,3(%1)\n" + " icm %0,4,2(%1)\n" + " icm %0,2,1(%1)\n" + " ic %0,0(%1)" + : "=&d" (result) : "a" (x), "m" (*x) : "cc"); +#else /* __s390x__ */ + " lrv %0,%1" + : "=d" (result) : "m" (*x)); +#endif /* __s390x__ */ + return result; +} +#define __arch_swab32p __arch_swab32p + +#ifdef __s390x__ +static inline __u32 __arch_swab32(__u32 x) +{ + __u32 result; + + asm volatile("lrvr %0,%1" : "=d" (result) : "d" (x)); + return result; +} +#define __arch_swab32 __arch_swab32 +#endif /* __s390x__ */ + +static inline __u16 __arch_swab16p(const __u16 *x) +{ + __u16 result; + + asm volatile( +#ifndef __s390x__ + " icm %0,2,1(%1)\n" + " ic %0,0(%1)\n" + : "=&d" (result) : "a" (x), "m" (*x) : "cc"); +#else /* __s390x__ */ + " lrvh %0,%1" + : "=d" (result) : "m" (*x)); +#endif /* __s390x__ */ + return result; +} +#define __arch_swab16p __arch_swab16p + +#endif /* _S390_SWAB_H */ diff --git a/arch/s390/kernel/kprobes.c b/arch/s390/kernel/kprobes.c index 267f6698680..a01cf0284db 100644 --- a/arch/s390/kernel/kprobes.c +++ b/arch/s390/kernel/kprobes.c @@ -218,9 +218,10 @@ void __kprobes arch_disarm_kprobe(struct kprobe *p) void __kprobes arch_remove_kprobe(struct kprobe *p) { - mutex_lock(&kprobe_mutex); - free_insn_slot(p->ainsn.insn, 0); - mutex_unlock(&kprobe_mutex); + if (p->ainsn.insn) { + free_insn_slot(p->ainsn.insn, 0); + p->ainsn.insn = NULL; + } } static void __kprobes prepare_singlestep(struct kprobe *p, struct pt_regs *regs) diff --git a/arch/s390/mm/init.c b/arch/s390/mm/init.c index 158b0d6d704..f0258ca3b17 100644 --- a/arch/s390/mm/init.c +++ b/arch/s390/mm/init.c @@ -183,7 +183,7 @@ int arch_add_memory(int nid, u64 start, u64 size) rc = vmem_add_mapping(start, size); if (rc) return rc; - rc = __add_pages(zone, PFN_DOWN(start), PFN_DOWN(size)); + rc = __add_pages(nid, zone, PFN_DOWN(start), PFN_DOWN(size)); if (rc) vmem_remove_mapping(start, size); return rc; diff --git a/arch/sh/include/asm/Kbuild b/arch/sh/include/asm/Kbuild index 43910cdf78a..f1a2a0d1c79 100644 --- a/arch/sh/include/asm/Kbuild +++ b/arch/sh/include/asm/Kbuild @@ -6,3 +6,4 @@ unifdef-y += unistd_32.h unifdef-y += unistd_64.h unifdef-y += posix_types_32.h unifdef-y += posix_types_64.h +unifdef-y += swab.h diff --git a/arch/sh/include/asm/atomic.h b/arch/sh/include/asm/atomic.h index c043ef00302..6327ffbb199 100644 --- a/arch/sh/include/asm/atomic.h +++ b/arch/sh/include/asm/atomic.h @@ -7,16 +7,15 @@ * */ -typedef struct { volatile int counter; } atomic_t; +#include <linux/compiler.h> +#include <linux/types.h> +#include <asm/system.h> #define ATOMIC_INIT(i) ( (atomic_t) { (i) } ) #define atomic_read(v) ((v)->counter) #define atomic_set(v,i) ((v)->counter = (i)) -#include <linux/compiler.h> -#include <asm/system.h> - #if defined(CONFIG_GUSA_RB) #include <asm/atomic-grb.h> #elif defined(CONFIG_CPU_SH4A) diff --git a/arch/sh/include/asm/byteorder.h b/arch/sh/include/asm/byteorder.h index f5fa0653ebc..e95c41a5c8c 100644 --- a/arch/sh/include/asm/byteorder.h +++ b/arch/sh/include/asm/byteorder.h @@ -1,68 +1,12 @@ #ifndef __ASM_SH_BYTEORDER_H #define __ASM_SH_BYTEORDER_H -/* - * Copyright (C) 1999 Niibe Yutaka - * Copyright (C) 2000, 2001 Paolo Alberelli - */ -#include <linux/compiler.h> -#include <linux/types.h> +#include <asm/swab.h> #ifdef __LITTLE_ENDIAN__ -# define __LITTLE_ENDIAN +#include <linux/byteorder/little_endian.h> #else -# define __BIG_ENDIAN +#include <linux/byteorder/big_endian.h> #endif -#define __SWAB_64_THRU_32__ - -static inline __attribute_const__ __u32 __arch_swab32(__u32 x) -{ - __asm__( -#ifdef __SH5__ - "byterev %0, %0\n\t" - "shari %0, 32, %0" -#else - "swap.b %0, %0\n\t" - "swap.w %0, %0\n\t" - "swap.b %0, %0" -#endif - : "=r" (x) - : "0" (x)); - - return x; -} -#define __arch_swab32 __arch_swab32 - -static inline __attribute_const__ __u16 __arch_swab16(__u16 x) -{ - __asm__( -#ifdef __SH5__ - "byterev %0, %0\n\t" - "shari %0, 32, %0" -#else - "swap.b %0, %0" -#endif - : "=r" (x) - : "0" (x)); - - return x; -} -#define __arch_swab16 __arch_swab16 - -static inline __u64 __arch_swab64(__u64 val) -{ - union { - struct { __u32 a,b; } s; - __u64 u; - } v, w; - v.u = val; - w.s.b = __arch_swab32(v.s.a); - w.s.a = __arch_swab32(v.s.b); - return w.u; -} -#define __arch_swab64 __arch_swab64 - -#include <linux/byteorder.h> - #endif /* __ASM_SH_BYTEORDER_H */ diff --git a/arch/sh/include/asm/swab.h b/arch/sh/include/asm/swab.h new file mode 100644 index 00000000000..e6931593510 --- /dev/null +++ b/arch/sh/include/asm/swab.h @@ -0,0 +1,60 @@ +#ifndef __ASM_SH_SWAB_H +#define __ASM_SH_SWAB_H + +/* + * Copyright (C) 1999 Niibe Yutaka + * Copyright (C) 2000, 2001 Paolo Alberelli + */ +#include <linux/compiler.h> +#include <linux/types.h> + +#define __SWAB_64_THRU_32__ + +static inline __attribute_const__ __u32 __arch_swab32(__u32 x) +{ + __asm__( +#ifdef __SH5__ + "byterev %0, %0\n\t" + "shari %0, 32, %0" +#else + "swap.b %0, %0\n\t" + "swap.w %0, %0\n\t" + "swap.b %0, %0" +#endif + : "=r" (x) + : "0" (x)); + + return x; +} +#define __arch_swab32 __arch_swab32 + +static inline __attribute_const__ __u16 __arch_swab16(__u16 x) +{ + __asm__( +#ifdef __SH5__ + "byterev %0, %0\n\t" + "shari %0, 32, %0" +#else + "swap.b %0, %0" +#endif + : "=r" (x) + : "0" (x)); + + return x; +} +#define __arch_swab16 __arch_swab16 + +static inline __u64 __arch_swab64(__u64 val) +{ + union { + struct { __u32 a,b; } s; + __u64 u; + } v, w; + v.u = val; + w.s.b = __arch_swab32(v.s.a); + w.s.a = __arch_swab32(v.s.b); + return w.u; +} +#define __arch_swab64 __arch_swab64 + +#endif /* __ASM_SH_SWAB_H */ diff --git a/arch/sh/kernel/traps_32.c b/arch/sh/kernel/traps_32.c index 88807a2aacc..c0aa3d83ec0 100644 --- a/arch/sh/kernel/traps_32.c +++ b/arch/sh/kernel/traps_32.c @@ -13,6 +13,7 @@ */ #include <linux/kernel.h> #include <linux/ptrace.h> +#include <linux/hardirq.h> #include <linux/init.h> #include <linux/spinlock.h> #include <linux/module.h> diff --git a/arch/sh/mm/init.c b/arch/sh/mm/init.c index 6cbef8caeb5..3edf297c829 100644 --- a/arch/sh/mm/init.c +++ b/arch/sh/mm/init.c @@ -311,7 +311,8 @@ int arch_add_memory(int nid, u64 start, u64 size) pgdat = NODE_DATA(nid); /* We only have ZONE_NORMAL, so this is easy.. */ - ret = __add_pages(pgdat->node_zones + ZONE_NORMAL, start_pfn, nr_pages); + ret = __add_pages(nid, pgdat->node_zones + ZONE_NORMAL, + start_pfn, nr_pages); if (unlikely(ret)) printk("%s: Failed, __add_pages() == %d\n", __func__, ret); diff --git a/arch/sparc/include/asm/Kbuild b/arch/sparc/include/asm/Kbuild index deeb0fba802..95e38a43dff 100644 --- a/arch/sparc/include/asm/Kbuild +++ b/arch/sparc/include/asm/Kbuild @@ -17,3 +17,4 @@ header-y += traps.h header-y += uctx.h header-y += utrap.h header-y += watchdog.h +header-y += swab.h diff --git a/arch/sparc/include/asm/atomic_32.h b/arch/sparc/include/asm/atomic_32.h index 5c944b5a804..ce465975a6a 100644 --- a/arch/sparc/include/asm/atomic_32.h +++ b/arch/sparc/include/asm/atomic_32.h @@ -13,8 +13,6 @@ #include <linux/types.h> -typedef struct { volatile int counter; } atomic_t; - #ifdef __KERNEL__ #define ATOMIC_INIT(i) { (i) } diff --git a/arch/sparc/include/asm/atomic_64.h b/arch/sparc/include/asm/atomic_64.h index 5982c5ae7f0..a0a70649269 100644 --- a/arch/sparc/include/asm/atomic_64.h +++ b/arch/sparc/include/asm/atomic_64.h @@ -10,9 +10,6 @@ #include <linux/types.h> #include <asm/system.h> -typedef struct { volatile int counter; } atomic_t; -typedef struct { volatile __s64 counter; } atomic64_t; - #define ATOMIC_INIT(i) { (i) } #define ATOMIC64_INIT(i) { (i) } diff --git a/arch/sparc/include/asm/byteorder.h b/arch/sparc/include/asm/byteorder.h index 738414b2655..48a047cd6fa 100644 --- a/arch/sparc/include/asm/byteorder.h +++ b/arch/sparc/include/asm/byteorder.h @@ -1,49 +1,7 @@ #ifndef _SPARC_BYTEORDER_H #define _SPARC_BYTEORDER_H -#include <linux/types.h> -#include <asm/asi.h> - -#define __BIG_ENDIAN - -#if defined(__sparc__) && defined(__arch64__) -static inline __u16 __arch_swab16p(const __u16 *addr) -{ - __u16 ret; - - __asm__ __volatile__ ("lduha [%1] %2, %0" - : "=r" (ret) - : "r" (addr), "i" (ASI_PL)); - return ret; -} -#define __arch_swab16p __arch_swab16p - -static inline __u32 __arch_swab32p(const __u32 *addr) -{ - __u32 ret; - - __asm__ __volatile__ ("lduwa [%1] %2, %0" - : "=r" (ret) - : "r" (addr), "i" (ASI_PL)); - return ret; -} -#define __arch_swab32p __arch_swab32p - -static inline __u64 __arch_swab64p(const __u64 *addr) -{ - __u64 ret; - - __asm__ __volatile__ ("ldxa [%1] %2, %0" - : "=r" (ret) - : "r" (addr), "i" (ASI_PL)); - return ret; -} -#define __arch_swab64p __arch_swab64p - -#else -#define __SWAB_64_THRU_32__ -#endif /* defined(__sparc__) && defined(__arch64__) */ - -#include <linux/byteorder.h> +#include <asm/swab.h> +#include <linux/byteorder/big_endian.h> #endif /* _SPARC_BYTEORDER_H */ diff --git a/arch/sparc/include/asm/swab.h b/arch/sparc/include/asm/swab.h new file mode 100644 index 00000000000..a34ad079487 --- /dev/null +++ b/arch/sparc/include/asm/swab.h @@ -0,0 +1,45 @@ +#ifndef _SPARC_SWAB_H +#define _SPARC_SWAB_H + +#include <linux/types.h> +#include <asm/asi.h> + +#if defined(__sparc__) && defined(__arch64__) +static inline __u16 __arch_swab16p(const __u16 *addr) +{ + __u16 ret; + + __asm__ __volatile__ ("lduha [%1] %2, %0" + : "=r" (ret) + : "r" (addr), "i" (ASI_PL)); + return ret; +} +#define __arch_swab16p __arch_swab16p + +static inline __u32 __arch_swab32p(const __u32 *addr) +{ + __u32 ret; + + __asm__ __volatile__ ("lduwa [%1] %2, %0" + : "=r" (ret) + : "r" (addr), "i" (ASI_PL)); + return ret; +} +#define __arch_swab32p __arch_swab32p + +static inline __u64 __arch_swab64p(const __u64 *addr) +{ + __u64 ret; + + __asm__ __volatile__ ("ldxa [%1] %2, %0" + : "=r" (ret) + : "r" (addr), "i" (ASI_PL)); + return ret; +} +#define __arch_swab64p __arch_swab64p + +#else +#define __SWAB_64_THRU_32__ +#endif /* defined(__sparc__) && defined(__arch64__) */ + +#endif /* _SPARC_SWAB_H */ diff --git a/arch/um/kernel/trap.c b/arch/um/kernel/trap.c index 44e49041949..7384d8accfe 100644 --- a/arch/um/kernel/trap.c +++ b/arch/um/kernel/trap.c @@ -64,11 +64,10 @@ good_area: do { int fault; -survive: + fault = handle_mm_fault(mm, vma, address, is_write); if (unlikely(fault & VM_FAULT_ERROR)) { if (fault & VM_FAULT_OOM) { - err = -ENOMEM; goto out_of_memory; } else if (fault & VM_FAULT_SIGBUS) { err = -EACCES; @@ -104,18 +103,14 @@ out: out_nosemaphore: return err; -/* - * We ran out of memory, or some other thing happened to us that made - * us unable to handle the page fault gracefully. - */ out_of_memory: - if (is_global_init(current)) { - up_read(&mm->mmap_sem); - yield(); - down_read(&mm->mmap_sem); - goto survive; - } - goto out; + /* + * We ran out of memory, call the OOM killer, and return the userspace + * (which will retry the fault, or kill us if we got oom-killed). + */ + up_read(&mm->mmap_sem); + pagefault_out_of_memory(); + return 0; } static void bad_segv(struct faultinfo fi, unsigned long ip) @@ -214,9 +209,6 @@ unsigned long segv(struct faultinfo fi, unsigned long ip, int is_user, si.si_addr = (void __user *)address; current->thread.arch.faultinfo = fi; force_sig_info(SIGBUS, &si, current); - } else if (err == -ENOMEM) { - printk(KERN_INFO "VM: killing process %s\n", current->comm); - do_exit(SIGKILL); } else { BUG_ON(err != -EFAULT); si.si_signo = SIGSEGV; diff --git a/arch/x86/include/asm/Kbuild b/arch/x86/include/asm/Kbuild index 4a8e80cdcfa..a9f8a814a1f 100644 --- a/arch/x86/include/asm/Kbuild +++ b/arch/x86/include/asm/Kbuild @@ -22,3 +22,4 @@ unifdef-y += unistd_32.h unifdef-y += unistd_64.h unifdef-y += vm86.h unifdef-y += vsyscall.h +unifdef-y += swab.h diff --git a/arch/x86/include/asm/atomic_32.h b/arch/x86/include/asm/atomic_32.h index ad5b9f6ecdd..85b46fba422 100644 --- a/arch/x86/include/asm/atomic_32.h +++ b/arch/x86/include/asm/atomic_32.h @@ -2,6 +2,7 @@ #define _ASM_X86_ATOMIC_32_H #include <linux/compiler.h> +#include <linux/types.h> #include <asm/processor.h> #include <asm/cmpxchg.h> @@ -10,15 +11,6 @@ * resource counting etc.. */ -/* - * Make sure gcc doesn't try to be clever and move things around - * on us. We need to use _exactly_ the address the user gave us, - * not some alias that contains the same information. - */ -typedef struct { - int counter; -} atomic_t; - #define ATOMIC_INIT(i) { (i) } /** diff --git a/arch/x86/include/asm/atomic_64.h b/arch/x86/include/asm/atomic_64.h index 279d2a731f3..8c21731984d 100644 --- a/arch/x86/include/asm/atomic_64.h +++ b/arch/x86/include/asm/atomic_64.h @@ -1,25 +1,15 @@ #ifndef _ASM_X86_ATOMIC_64_H #define _ASM_X86_ATOMIC_64_H +#include <linux/types.h> #include <asm/alternative.h> #include <asm/cmpxchg.h> -/* atomic_t should be 32 bit signed type */ - /* * Atomic operations that C can't guarantee us. Useful for * resource counting etc.. */ -/* - * Make sure gcc doesn't try to be clever and move things around - * on us. We need to use _exactly_ the address the user gave us, - * not some alias that contains the same information. - */ -typedef struct { - int counter; -} atomic_t; - #define ATOMIC_INIT(i) { (i) } /** @@ -191,11 +181,7 @@ static inline int atomic_sub_return(int i, atomic_t *v) #define atomic_inc_return(v) (atomic_add_return(1, v)) #define atomic_dec_return(v) (atomic_sub_return(1, v)) -/* An 64bit atomic type */ - -typedef struct { - long counter; -} atomic64_t; +/* The 64-bit atomic type */ #define ATOMIC64_INIT(i) { (i) } diff --git a/arch/x86/include/asm/byteorder.h b/arch/x86/include/asm/byteorder.h index f110ad417df..7c49917e3d9 100644 --- a/arch/x86/include/asm/byteorder.h +++ b/arch/x86/include/asm/byteorder.h @@ -1,65 +1,7 @@ #ifndef _ASM_X86_BYTEORDER_H #define _ASM_X86_BYTEORDER_H -#include <asm/types.h> -#include <linux/compiler.h> - -#define __LITTLE_ENDIAN - -static inline __attribute_const__ __u32 __arch_swab32(__u32 val) -{ -#ifdef __i386__ -# ifdef CONFIG_X86_BSWAP - asm("bswap %0" : "=r" (val) : "0" (val)); -# else - asm("xchgb %b0,%h0\n\t" /* swap lower bytes */ - "rorl $16,%0\n\t" /* swap words */ - "xchgb %b0,%h0" /* swap higher bytes */ - : "=q" (val) - : "0" (val)); -# endif - -#else /* __i386__ */ - asm("bswapl %0" - : "=r" (val) - : "0" (val)); -#endif - return val; -} -#define __arch_swab32 __arch_swab32 - -static inline __attribute_const__ __u64 __arch_swab64(__u64 val) -{ -#ifdef __i386__ - union { - struct { - __u32 a; - __u32 b; - } s; - __u64 u; - } v; - v.u = val; -# ifdef CONFIG_X86_BSWAP - asm("bswapl %0 ; bswapl %1 ; xchgl %0,%1" - : "=r" (v.s.a), "=r" (v.s.b) - : "0" (v.s.a), "1" (v.s.b)); -# else - v.s.a = __arch_swab32(v.s.a); - v.s.b = __arch_swab32(v.s.b); - asm("xchgl %0,%1" - : "=r" (v.s.a), "=r" (v.s.b) - : "0" (v.s.a), "1" (v.s.b)); -# endif - return v.u; -#else /* __i386__ */ - asm("bswapq %0" - : "=r" (val) - : "0" (val)); - return val; -#endif -} -#define __arch_swab64 __arch_swab64 - -#include <linux/byteorder.h> +#include <asm/swab.h> +#include <linux/byteorder/little_endian.h> #endif /* _ASM_X86_BYTEORDER_H */ diff --git a/arch/x86/include/asm/swab.h b/arch/x86/include/asm/swab.h new file mode 100644 index 00000000000..306d4178ffc --- /dev/null +++ b/arch/x86/include/asm/swab.h @@ -0,0 +1,61 @@ +#ifndef _ASM_X86_SWAB_H +#define _ASM_X86_SWAB_H + +#include <asm/types.h> +#include <linux/compiler.h> + +static inline __attribute_const__ __u32 __arch_swab32(__u32 val) +{ +#ifdef __i386__ +# ifdef CONFIG_X86_BSWAP + asm("bswap %0" : "=r" (val) : "0" (val)); +# else + asm("xchgb %b0,%h0\n\t" /* swap lower bytes */ + "rorl $16,%0\n\t" /* swap words */ + "xchgb %b0,%h0" /* swap higher bytes */ + : "=q" (val) + : "0" (val)); +# endif + +#else /* __i386__ */ + asm("bswapl %0" + : "=r" (val) + : "0" (val)); +#endif + return val; +} +#define __arch_swab32 __arch_swab32 + +static inline __attribute_const__ __u64 __arch_swab64(__u64 val) +{ +#ifdef __i386__ + union { + struct { + __u32 a; + __u32 b; + } s; + __u64 u; + } v; + v.u = val; +# ifdef CONFIG_X86_BSWAP + asm("bswapl %0 ; bswapl %1 ; xchgl %0,%1" + : "=r" (v.s.a), "=r" (v.s.b) + : "0" (v.s.a), "1" (v.s.b)); +# else + v.s.a = __arch_swab32(v.s.a); + v.s.b = __arch_swab32(v.s.b); + asm("xchgl %0,%1" + : "=r" (v.s.a), "=r" (v.s.b) + : "0" (v.s.a), "1" (v.s.b)); +# endif + return v.u; +#else /* __i386__ */ + asm("bswapq %0" + : "=r" (val) + : "0" (val)); + return val; +#endif +} +#define __arch_swab64 __arch_swab64 + +#endif /* _ASM_X86_SWAB_H */ diff --git a/arch/x86/include/asm/swiotlb.h b/arch/x86/include/asm/swiotlb.h index 51fb2c76ad7..b9e4e20174f 100644 --- a/arch/x86/include/asm/swiotlb.h +++ b/arch/x86/include/asm/swiotlb.h @@ -1,46 +1,10 @@ #ifndef _ASM_X86_SWIOTLB_H #define _ASM_X86_SWIOTLB_H -#include <asm/dma-mapping.h> +#include <linux/swiotlb.h> /* SWIOTLB interface */ -extern dma_addr_t swiotlb_map_single(struct device *hwdev, void *ptr, - size_t size, int dir); -extern void *swiotlb_alloc_coherent(struct device *hwdev, size_t size, - dma_addr_t *dma_handle, gfp_t flags); -extern void swiotlb_unmap_single(struct device *hwdev, dma_addr_t dev_addr, - size_t size, int dir); -extern void swiotlb_sync_single_for_cpu(struct device *hwdev, - dma_addr_t dev_addr, - size_t size, int dir); -extern void swiotlb_sync_single_for_device(struct device *hwdev, - dma_addr_t dev_addr, - size_t size, int dir); -extern void swiotlb_sync_single_range_for_cpu(struct device *hwdev, - dma_addr_t dev_addr, - unsigned long offset, - size_t size, int dir); -extern void swiotlb_sync_single_range_for_device(struct device *hwdev, - dma_addr_t dev_addr, - unsigned long offset, - size_t size, int dir); -extern void swiotlb_sync_sg_for_cpu(struct device *hwdev, - struct scatterlist *sg, int nelems, - int dir); -extern void swiotlb_sync_sg_for_device(struct device *hwdev, - struct scatterlist *sg, int nelems, - int dir); -extern int swiotlb_map_sg(struct device *hwdev, struct scatterlist *sg, - int nents, int direction); -extern void swiotlb_unmap_sg(struct device *hwdev, struct scatterlist *sg, - int nents, int direction); -extern int swiotlb_dma_mapping_error(struct device *hwdev, dma_addr_t dma_addr); -extern void swiotlb_free_coherent(struct device *hwdev, size_t size, - void *vaddr, dma_addr_t dma_handle); -extern int swiotlb_dma_supported(struct device *hwdev, u64 mask); -extern void swiotlb_init(void); - extern int swiotlb_force; #ifdef CONFIG_SWIOTLB diff --git a/arch/x86/include/asm/unwind.h b/arch/x86/include/asm/unwind.h deleted file mode 100644 index 8b064bd9c55..00000000000 --- a/arch/x86/include/asm/unwind.h +++ /dev/null @@ -1,13 +0,0 @@ -#ifndef _ASM_X86_UNWIND_H -#define _ASM_X86_UNWIND_H - -#define UNW_PC(frame) ((void)(frame), 0UL) -#define UNW_SP(frame) ((void)(frame), 0UL) -#define UNW_FP(frame) ((void)(frame), 0UL) - -static inline int arch_unw_user_mode(const void *info) -{ - return 0; -} - -#endif /* _ASM_X86_UNWIND_H */ diff --git a/arch/x86/kernel/kprobes.c b/arch/x86/kernel/kprobes.c index a116e6d5726..884d985b8b8 100644 --- a/arch/x86/kernel/kprobes.c +++ b/arch/x86/kernel/kprobes.c @@ -376,9 +376,10 @@ void __kprobes arch_disarm_kprobe(struct kprobe *p) void __kprobes arch_remove_kprobe(struct kprobe *p) { - mutex_lock(&kprobe_mutex); - free_insn_slot(p->ainsn.insn, (p->ainsn.boostable == 1)); - mutex_unlock(&kprobe_mutex); + if (p->ainsn.insn) { + free_insn_slot(p->ainsn.insn, (p->ainsn.boostable == 1)); + p->ainsn.insn = NULL; + } } static void __kprobes save_previous_kprobe(struct kprobe_ctlblk *kcb) diff --git a/arch/x86/kernel/pci-swiotlb_64.c b/arch/x86/kernel/pci-swiotlb_64.c index 8cba3749a51..d59c9174766 100644 --- a/arch/x86/kernel/pci-swiotlb_64.c +++ b/arch/x86/kernel/pci-swiotlb_64.c @@ -23,7 +23,7 @@ void *swiotlb_alloc(unsigned order, unsigned long nslabs) return (void *)__get_free_pages(GFP_DMA | __GFP_NOWARN, order); } -dma_addr_t swiotlb_phys_to_bus(phys_addr_t paddr) +dma_addr_t swiotlb_phys_to_bus(struct device *hwdev, phys_addr_t paddr) { return paddr; } diff --git a/arch/x86/kernel/traps.c b/arch/x86/kernel/traps.c index ce6650eb64e..c9a666cdd3d 100644 --- a/arch/x86/kernel/traps.c +++ b/arch/x86/kernel/traps.c @@ -20,7 +20,6 @@ #include <linux/module.h> #include <linux/ptrace.h> #include <linux/string.h> -#include <linux/unwind.h> #include <linux/delay.h> #include <linux/errno.h> #include <linux/kexec.h> @@ -51,7 +50,6 @@ #include <asm/debugreg.h> #include <asm/atomic.h> #include <asm/system.h> -#include <asm/unwind.h> #include <asm/traps.h> #include <asm/desc.h> #include <asm/i387.h> diff --git a/arch/x86/mm/fault.c b/arch/x86/mm/fault.c index 57ec8c86a87..9e268b6b204 100644 --- a/arch/x86/mm/fault.c +++ b/arch/x86/mm/fault.c @@ -667,7 +667,6 @@ void __kprobes do_page_fault(struct pt_regs *regs, unsigned long error_code) if (unlikely(in_atomic() || !mm)) goto bad_area_nosemaphore; -again: /* * When running in the kernel we expect faults to occur only to * addresses in user space. All other faults represent errors in the @@ -859,25 +858,14 @@ no_context: oops_end(flags, regs, sig); #endif -/* - * We ran out of memory, or some other thing happened to us that made - * us unable to handle the page fault gracefully. - */ out_of_memory: + /* + * We ran out of memory, call the OOM killer, and return the userspace + * (which will retry the fault, or kill us if we got oom-killed). + */ up_read(&mm->mmap_sem); - if (is_global_init(tsk)) { - yield(); - /* - * Re-lookup the vma - in theory the vma tree might - * have changed: - */ - goto again; - } - - printk("VM: killing process %s\n", tsk->comm); - if (error_code & PF_USER) - do_group_exit(SIGKILL); - goto no_context; + pagefault_out_of_memory(); + return; do_sigbus: up_read(&mm->mmap_sem); diff --git a/arch/x86/mm/init_32.c b/arch/x86/mm/init_32.c index f99a6c6c432..544d724caee 100644 --- a/arch/x86/mm/init_32.c +++ b/arch/x86/mm/init_32.c @@ -1079,7 +1079,7 @@ int arch_add_memory(int nid, u64 start, u64 size) unsigned long start_pfn = start >> PAGE_SHIFT; unsigned long nr_pages = size >> PAGE_SHIFT; - return __add_pages(zone, start_pfn, nr_pages); + return __add_pages(nid, zone, start_pfn, nr_pages); } #endif diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c index 9f7a0d24d42..54c437e9654 100644 --- a/arch/x86/mm/init_64.c +++ b/arch/x86/mm/init_64.c @@ -857,7 +857,7 @@ int arch_add_memory(int nid, u64 start, u64 size) if (last_mapped_pfn > max_pfn_mapped) max_pfn_mapped = last_mapped_pfn; - ret = __add_pages(zone, start_pfn, nr_pages); + ret = __add_pages(nid, zone, start_pfn, nr_pages); WARN_ON_ONCE(ret); return ret; |