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-rw-r--r--arch/um/drivers/net_kern.c4
-rw-r--r--arch/um/drivers/ubd_kern.c40
-rw-r--r--arch/um/include/asm/page.h2
-rw-r--r--arch/um/include/asm/pgtable.h7
-rw-r--r--arch/um/include/asm/suspend.h4
-rw-r--r--arch/um/include/shared/init.h2
-rw-r--r--arch/um/include/shared/net_user.h2
-rw-r--r--arch/um/kernel/init_task.c3
-rw-r--r--arch/um/kernel/irq.c6
-rw-r--r--arch/um/kernel/trap.c2
-rw-r--r--arch/um/sys-i386/Makefile2
-rw-r--r--arch/um/sys-i386/stub.S2
-rw-r--r--arch/um/sys-x86_64/Makefile4
-rw-r--r--arch/um/sys-x86_64/asm/elf.h44
-rw-r--r--arch/um/sys-x86_64/stub.S2
-rw-r--r--arch/um/sys-x86_64/um_module.c21
16 files changed, 50 insertions, 97 deletions
diff --git a/arch/um/drivers/net_kern.c b/arch/um/drivers/net_kern.c
index 434ba121e3c..3b44b47c7e1 100644
--- a/arch/um/drivers/net_kern.c
+++ b/arch/um/drivers/net_kern.c
@@ -360,7 +360,7 @@ static struct platform_driver uml_net_driver = {
static void net_device_release(struct device *dev)
{
- struct uml_net *device = dev->driver_data;
+ struct uml_net *device = dev_get_drvdata(dev);
struct net_device *netdev = device->dev;
struct uml_net_private *lp = netdev_priv(netdev);
@@ -440,7 +440,7 @@ static void eth_configure(int n, void *init, char *mac,
device->pdev.id = n;
device->pdev.name = DRIVER_NAME;
device->pdev.dev.release = net_device_release;
- device->pdev.dev.driver_data = device;
+ dev_set_drvdata(&device->pdev.dev, device);
if (platform_device_register(&device->pdev))
goto out_free_netdev;
SET_NETDEV_DEV(dev,&device->pdev.dev);
diff --git a/arch/um/drivers/ubd_kern.c b/arch/um/drivers/ubd_kern.c
index f934225fd8e..8f05d4d9da1 100644
--- a/arch/um/drivers/ubd_kern.c
+++ b/arch/um/drivers/ubd_kern.c
@@ -451,23 +451,6 @@ static void do_ubd_request(struct request_queue * q);
/* Only changed by ubd_init, which is an initcall. */
static int thread_fd = -1;
-
-static void ubd_end_request(struct request *req, int bytes, int error)
-{
- blk_end_request(req, error, bytes);
-}
-
-/* Callable only from interrupt context - otherwise you need to do
- * spin_lock_irq()/spin_lock_irqsave() */
-static inline void ubd_finish(struct request *req, int bytes)
-{
- if(bytes < 0){
- ubd_end_request(req, 0, -EIO);
- return;
- }
- ubd_end_request(req, bytes, 0);
-}
-
static LIST_HEAD(restart);
/* XXX - move this inside ubd_intr. */
@@ -475,7 +458,6 @@ static LIST_HEAD(restart);
static void ubd_handler(void)
{
struct io_thread_req *req;
- struct request *rq;
struct ubd *ubd;
struct list_head *list, *next_ele;
unsigned long flags;
@@ -492,10 +474,7 @@ static void ubd_handler(void)
return;
}
- rq = req->req;
- rq->nr_sectors -= req->length >> 9;
- if(rq->nr_sectors == 0)
- ubd_finish(rq, rq->hard_nr_sectors << 9);
+ blk_end_request(req->req, 0, req->length);
kfree(req);
}
reactivate_fd(thread_fd, UBD_IRQ);
@@ -799,7 +778,7 @@ static int ubd_open_dev(struct ubd *ubd_dev)
static void ubd_device_release(struct device *dev)
{
- struct ubd *ubd_dev = dev->driver_data;
+ struct ubd *ubd_dev = dev_get_drvdata(dev);
blk_cleanup_queue(ubd_dev->queue);
*ubd_dev = ((struct ubd) DEFAULT_UBD);
@@ -828,7 +807,7 @@ static int ubd_disk_register(int major, u64 size, int unit,
ubd_devs[unit].pdev.id = unit;
ubd_devs[unit].pdev.name = DRIVER_NAME;
ubd_devs[unit].pdev.dev.release = ubd_device_release;
- ubd_devs[unit].pdev.dev.driver_data = &ubd_devs[unit];
+ dev_set_drvdata(&ubd_devs[unit].pdev.dev, &ubd_devs[unit]);
platform_device_register(&ubd_devs[unit].pdev);
disk->driverfs_dev = &ubd_devs[unit].pdev.dev;
}
@@ -1243,27 +1222,26 @@ static void do_ubd_request(struct request_queue *q)
{
struct io_thread_req *io_req;
struct request *req;
- int n, last_sectors;
+ sector_t sector;
+ int n;
while(1){
struct ubd *dev = q->queuedata;
if(dev->end_sg == 0){
- struct request *req = elv_next_request(q);
+ struct request *req = blk_fetch_request(q);
if(req == NULL)
return;
dev->request = req;
- blkdev_dequeue_request(req);
dev->start_sg = 0;
dev->end_sg = blk_rq_map_sg(q, req, dev->sg);
}
req = dev->request;
- last_sectors = 0;
+ sector = blk_rq_pos(req);
while(dev->start_sg < dev->end_sg){
struct scatterlist *sg = &dev->sg[dev->start_sg];
- req->sector += last_sectors;
io_req = kmalloc(sizeof(struct io_thread_req),
GFP_ATOMIC);
if(io_req == NULL){
@@ -1272,10 +1250,10 @@ static void do_ubd_request(struct request_queue *q)
return;
}
prepare_request(req, io_req,
- (unsigned long long) req->sector << 9,
+ (unsigned long long)sector << 9,
sg->offset, sg->length, sg_page(sg));
- last_sectors = sg->length >> 9;
+ sector += sg->length >> 9;
n = os_write_file(thread_fd, &io_req,
sizeof(struct io_thread_req *));
if(n != sizeof(struct io_thread_req *)){
diff --git a/arch/um/include/asm/page.h b/arch/um/include/asm/page.h
index 55f28a0bae6..4cc9b6cf480 100644
--- a/arch/um/include/asm/page.h
+++ b/arch/um/include/asm/page.h
@@ -116,7 +116,7 @@ extern unsigned long uml_physmem;
#define virt_addr_valid(v) pfn_valid(phys_to_pfn(__pa(v)))
#include <asm-generic/memory_model.h>
-#include <asm-generic/page.h>
+#include <asm-generic/getorder.h>
#endif /* __ASSEMBLY__ */
#endif /* __UM_PAGE_H */
diff --git a/arch/um/include/asm/pgtable.h b/arch/um/include/asm/pgtable.h
index 58da2480a7f..9ce3f165111 100644
--- a/arch/um/include/asm/pgtable.h
+++ b/arch/um/include/asm/pgtable.h
@@ -53,16 +53,21 @@ extern unsigned long end_iomem;
#else
# define VMALLOC_END (FIXADDR_START-2*PAGE_SIZE)
#endif
+#define MODULES_VADDR VMALLOC_START
+#define MODULES_END VMALLOC_END
+#define MODULES_LEN (MODULES_VADDR - MODULES_END)
#define _PAGE_TABLE (_PAGE_PRESENT | _PAGE_RW | _PAGE_USER | _PAGE_ACCESSED | _PAGE_DIRTY)
#define _KERNPG_TABLE (_PAGE_PRESENT | _PAGE_RW | _PAGE_ACCESSED | _PAGE_DIRTY)
#define _PAGE_CHG_MASK (PAGE_MASK | _PAGE_ACCESSED | _PAGE_DIRTY)
-
+#define __PAGE_KERNEL_EXEC \
+ (_PAGE_PRESENT | _PAGE_RW | _PAGE_DIRTY | _PAGE_ACCESSED)
#define PAGE_NONE __pgprot(_PAGE_PROTNONE | _PAGE_ACCESSED)
#define PAGE_SHARED __pgprot(_PAGE_PRESENT | _PAGE_RW | _PAGE_USER | _PAGE_ACCESSED)
#define PAGE_COPY __pgprot(_PAGE_PRESENT | _PAGE_USER | _PAGE_ACCESSED)
#define PAGE_READONLY __pgprot(_PAGE_PRESENT | _PAGE_USER | _PAGE_ACCESSED)
#define PAGE_KERNEL __pgprot(_PAGE_PRESENT | _PAGE_RW | _PAGE_DIRTY | _PAGE_ACCESSED)
+#define PAGE_KERNEL_EXEC __pgprot(__PAGE_KERNEL_EXEC)
/*
* The i386 can't do page protection for execute, and considers that the same
diff --git a/arch/um/include/asm/suspend.h b/arch/um/include/asm/suspend.h
deleted file mode 100644
index f4e8e007f46..00000000000
--- a/arch/um/include/asm/suspend.h
+++ /dev/null
@@ -1,4 +0,0 @@
-#ifndef __UM_SUSPEND_H
-#define __UM_SUSPEND_H
-
-#endif
diff --git a/arch/um/include/shared/init.h b/arch/um/include/shared/init.h
index 37dd097c16c..b3906f860a8 100644
--- a/arch/um/include/shared/init.h
+++ b/arch/um/include/shared/init.h
@@ -27,7 +27,7 @@
* sign followed by value, e.g.:
*
* static int init_variable __initdata = 0;
- * static char linux_logo[] __initdata = { 0x32, 0x36, ... };
+ * static const char linux_logo[] __initconst = { 0x32, 0x36, ... };
*
* Don't forget to initialize data not at file scope, i.e. within a function,
* as gcc otherwise puts the data into the bss section and not into the init
diff --git a/arch/um/include/shared/net_user.h b/arch/um/include/shared/net_user.h
index 63bee158cd8..3dabbe128e4 100644
--- a/arch/um/include/shared/net_user.h
+++ b/arch/um/include/shared/net_user.h
@@ -8,7 +8,7 @@
#define ETH_ADDR_LEN (6)
#define ETH_HEADER_ETHERTAP (16)
-#define ETH_HEADER_OTHER (14)
+#define ETH_HEADER_OTHER (26) /* 14 for ethernet + VLAN + MPLS for crazy people */
#define ETH_MAX_PACKET (1500)
#define UML_NET_VERSION (4)
diff --git a/arch/um/kernel/init_task.c b/arch/um/kernel/init_task.c
index 806d381947b..b25121b537d 100644
--- a/arch/um/kernel/init_task.c
+++ b/arch/um/kernel/init_task.c
@@ -10,11 +10,8 @@
#include "linux/mqueue.h"
#include "asm/uaccess.h"
-struct mm_struct init_mm = INIT_MM(init_mm);
static struct signal_struct init_signals = INIT_SIGNALS(init_signals);
static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand);
-EXPORT_SYMBOL(init_mm);
-
/*
* Initial task structure.
*
diff --git a/arch/um/kernel/irq.c b/arch/um/kernel/irq.c
index 336b6156907..454cdb43e35 100644
--- a/arch/um/kernel/irq.c
+++ b/arch/um/kernel/irq.c
@@ -358,7 +358,7 @@ EXPORT_SYMBOL(um_request_irq);
EXPORT_SYMBOL(reactivate_fd);
/*
- * hw_interrupt_type must define (startup || enable) &&
+ * irq_chip must define (startup || enable) &&
* (shutdown || disable) && end
*/
static void dummy(unsigned int irq)
@@ -366,7 +366,7 @@ static void dummy(unsigned int irq)
}
/* This is used for everything else than the timer. */
-static struct hw_interrupt_type normal_irq_type = {
+static struct irq_chip normal_irq_type = {
.typename = "SIGIO",
.release = free_irq_by_irq_and_dev,
.disable = dummy,
@@ -375,7 +375,7 @@ static struct hw_interrupt_type normal_irq_type = {
.end = dummy
};
-static struct hw_interrupt_type SIGVTALRM_irq_type = {
+static struct irq_chip SIGVTALRM_irq_type = {
.typename = "SIGVTALRM",
.release = free_irq_by_irq_and_dev,
.shutdown = dummy, /* never called */
diff --git a/arch/um/kernel/trap.c b/arch/um/kernel/trap.c
index 7384d8accfe..637c6505dc0 100644
--- a/arch/um/kernel/trap.c
+++ b/arch/um/kernel/trap.c
@@ -65,7 +65,7 @@ good_area:
do {
int fault;
- fault = handle_mm_fault(mm, vma, address, is_write);
+ fault = handle_mm_fault(mm, vma, address, is_write ? FAULT_FLAG_WRITE : 0);
if (unlikely(fault & VM_FAULT_ERROR)) {
if (fault & VM_FAULT_OOM) {
goto out_of_memory;
diff --git a/arch/um/sys-i386/Makefile b/arch/um/sys-i386/Makefile
index 598b5c1903a..1b549bca464 100644
--- a/arch/um/sys-i386/Makefile
+++ b/arch/um/sys-i386/Makefile
@@ -8,7 +8,7 @@ obj-y = bug.o bugs.o checksum.o delay.o fault.o ksyms.o ldt.o ptrace.o \
subarch-obj-y = lib/semaphore_32.o lib/string_32.o
subarch-obj-$(CONFIG_HIGHMEM) += mm/highmem_32.o
-subarch-obj-$(CONFIG_MODULES) += kernel/module_32.o
+subarch-obj-$(CONFIG_MODULES) += kernel/module.o
USER_OBJS := bugs.o ptrace_user.o fault.o
diff --git a/arch/um/sys-i386/stub.S b/arch/um/sys-i386/stub.S
index c41b04bf5fa..54a36ec20cb 100644
--- a/arch/um/sys-i386/stub.S
+++ b/arch/um/sys-i386/stub.S
@@ -1,7 +1,7 @@
#include "as-layout.h"
.globl syscall_stub
-.section .__syscall_stub, "x"
+.section .__syscall_stub, "ax"
.globl batch_syscall_stub
batch_syscall_stub:
diff --git a/arch/um/sys-x86_64/Makefile b/arch/um/sys-x86_64/Makefile
index c8b4cce9cfe..2201e9c20e4 100644
--- a/arch/um/sys-x86_64/Makefile
+++ b/arch/um/sys-x86_64/Makefile
@@ -8,10 +8,8 @@ obj-y = bug.o bugs.o delay.o fault.o ldt.o mem.o ptrace.o ptrace_user.o \
setjmp.o signal.o stub.o stub_segv.o syscalls.o syscall_table.o \
sysrq.o ksyms.o tls.o
-obj-$(CONFIG_MODULES) += um_module.o
-
subarch-obj-y = lib/csum-partial_64.o lib/memcpy_64.o lib/thunk_64.o
-subarch-obj-$(CONFIG_MODULES) += kernel/module_64.o
+subarch-obj-$(CONFIG_MODULES) += kernel/module.o
ldt-y = ../sys-i386/ldt.o
diff --git a/arch/um/sys-x86_64/asm/elf.h b/arch/um/sys-x86_64/asm/elf.h
index 6e8a9195e95..04b9e87c8da 100644
--- a/arch/um/sys-x86_64/asm/elf.h
+++ b/arch/um/sys-x86_64/asm/elf.h
@@ -66,28 +66,28 @@ typedef struct user_i387_struct elf_fpregset_t;
PT_REGS_R15(regs) = 0; \
} while (0)
-#define ELF_CORE_COPY_REGS(pr_reg, regs) \
- (pr_reg)[0] = (regs)->regs.gp[0]; \
- (pr_reg)[1] = (regs)->regs.gp[1]; \
- (pr_reg)[2] = (regs)->regs.gp[2]; \
- (pr_reg)[3] = (regs)->regs.gp[3]; \
- (pr_reg)[4] = (regs)->regs.gp[4]; \
- (pr_reg)[5] = (regs)->regs.gp[5]; \
- (pr_reg)[6] = (regs)->regs.gp[6]; \
- (pr_reg)[7] = (regs)->regs.gp[7]; \
- (pr_reg)[8] = (regs)->regs.gp[8]; \
- (pr_reg)[9] = (regs)->regs.gp[9]; \
- (pr_reg)[10] = (regs)->regs.gp[10]; \
- (pr_reg)[11] = (regs)->regs.gp[11]; \
- (pr_reg)[12] = (regs)->regs.gp[12]; \
- (pr_reg)[13] = (regs)->regs.gp[13]; \
- (pr_reg)[14] = (regs)->regs.gp[14]; \
- (pr_reg)[15] = (regs)->regs.gp[15]; \
- (pr_reg)[16] = (regs)->regs.gp[16]; \
- (pr_reg)[17] = (regs)->regs.gp[17]; \
- (pr_reg)[18] = (regs)->regs.gp[18]; \
- (pr_reg)[19] = (regs)->regs.gp[19]; \
- (pr_reg)[20] = (regs)->regs.gp[20]; \
+#define ELF_CORE_COPY_REGS(pr_reg, _regs) \
+ (pr_reg)[0] = (_regs)->regs.gp[0]; \
+ (pr_reg)[1] = (_regs)->regs.gp[1]; \
+ (pr_reg)[2] = (_regs)->regs.gp[2]; \
+ (pr_reg)[3] = (_regs)->regs.gp[3]; \
+ (pr_reg)[4] = (_regs)->regs.gp[4]; \
+ (pr_reg)[5] = (_regs)->regs.gp[5]; \
+ (pr_reg)[6] = (_regs)->regs.gp[6]; \
+ (pr_reg)[7] = (_regs)->regs.gp[7]; \
+ (pr_reg)[8] = (_regs)->regs.gp[8]; \
+ (pr_reg)[9] = (_regs)->regs.gp[9]; \
+ (pr_reg)[10] = (_regs)->regs.gp[10]; \
+ (pr_reg)[11] = (_regs)->regs.gp[11]; \
+ (pr_reg)[12] = (_regs)->regs.gp[12]; \
+ (pr_reg)[13] = (_regs)->regs.gp[13]; \
+ (pr_reg)[14] = (_regs)->regs.gp[14]; \
+ (pr_reg)[15] = (_regs)->regs.gp[15]; \
+ (pr_reg)[16] = (_regs)->regs.gp[16]; \
+ (pr_reg)[17] = (_regs)->regs.gp[17]; \
+ (pr_reg)[18] = (_regs)->regs.gp[18]; \
+ (pr_reg)[19] = (_regs)->regs.gp[19]; \
+ (pr_reg)[20] = (_regs)->regs.gp[20]; \
(pr_reg)[21] = current->thread.arch.fs; \
(pr_reg)[22] = 0; \
(pr_reg)[23] = 0; \
diff --git a/arch/um/sys-x86_64/stub.S b/arch/um/sys-x86_64/stub.S
index 6d9edf9fabc..20e4a96a6dc 100644
--- a/arch/um/sys-x86_64/stub.S
+++ b/arch/um/sys-x86_64/stub.S
@@ -1,7 +1,7 @@
#include "as-layout.h"
.globl syscall_stub
-.section .__syscall_stub, "x"
+.section .__syscall_stub, "ax"
syscall_stub:
syscall
/* We don't have 64-bit constants, so this constructs the address
diff --git a/arch/um/sys-x86_64/um_module.c b/arch/um/sys-x86_64/um_module.c
deleted file mode 100644
index 3dead392a41..00000000000
--- a/arch/um/sys-x86_64/um_module.c
+++ /dev/null
@@ -1,21 +0,0 @@
-#include <linux/vmalloc.h>
-#include <linux/moduleloader.h>
-
-/* Copied from i386 arch/i386/kernel/module.c */
-void *module_alloc(unsigned long size)
-{
- if (size == 0)
- return NULL;
- return vmalloc_exec(size);
-}
-
-/* Free memory returned from module_alloc */
-void module_free(struct module *mod, void *module_region)
-{
- vfree(module_region);
- /*
- * FIXME: If module_region == mod->init_region, trim exception
- * table entries.
- */
-}
-
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-07 10:42:56 +0000