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-rw-r--r--arch/um/drivers/ubd_kern.c36
-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/sys-i386/Makefile2
-rw-r--r--arch/um/sys-x86_64/Makefile4
-rw-r--r--arch/um/sys-x86_64/um_module.c21
7 files changed, 16 insertions, 60 deletions
diff --git a/arch/um/drivers/ubd_kern.c b/arch/um/drivers/ubd_kern.c
index f934225fd8e..aa9e926e13d 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);
@@ -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/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-$(CONFIG_MODULES) += kernel/module.o
USER_OBJS := bugs.o ptrace_user.o fault.o
diff --git a/arch/um/sys-x86_64/Makefile b/arch/um/sys-x86_64/Makefile
index c8b4cce9cfe..2201e9c20e4 100644
--- a/arch/um/sys-x86_64/Makefile
+++ b/arch/um/sys-x86_64/Makefile
@@ -8,10 +8,8 @@ obj-y = bug.o bugs.o delay.o fault.o ldt.o mem.o ptrace.o ptrace_user.o \
setjmp.o signal.o stub.o stub_segv.o syscalls.o syscall_table.o \
sysrq.o ksyms.o tls.o
-obj-$(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/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 2.39.1) at 2024-05-22 23:25:18 +0000