Gitweb:
http://git.kernel.org/git/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commit;h=e1a79c400a86f2f6a6735480e31f6ee159e76fa2
Commit: e1a79c400a86f2f6a6735480e31f6ee159e76fa2
Parent: 57598fd7b31f6437874308a79ca23e51c74da59b
Author: Jeff Dike <[EMAIL PROTECTED]>
AuthorDate: Thu May 10 22:22:31 2007 -0700
Committer: Linus Torvalds <[EMAIL PROTECTED]>
CommitDate: Fri May 11 08:29:33 2007 -0700
uml: use UM_THREAD_SIZE in userspace code
Now that we have UM_THREAD_SIZE, we can replace the calculations in
user-space code (an earlier patch took care of the kernel side of the
house).
Signed-off-by: Jeff Dike <[EMAIL PROTECTED]>
Cc: Paolo 'Blaisorblade' Giarrusso <[EMAIL PROTECTED]>
Signed-off-by: Andrew Morton <[EMAIL PROTECTED]>
Signed-off-by: Linus Torvalds <[EMAIL PROTECTED]>
---
arch/um/kernel/init_task.c | 3 +--
arch/um/os-Linux/skas/process.c | 7 +++----
2 files changed, 4 insertions(+), 6 deletions(-)
diff --git a/arch/um/kernel/init_task.c b/arch/um/kernel/init_task.c
index cda91aa..4506c7f 100644
--- a/arch/um/kernel/init_task.c
+++ b/arch/um/kernel/init_task.c
@@ -44,8 +44,7 @@ __attribute__((__section__(".data.init_task"))) =
void unprotect_stack(unsigned long stack)
{
- os_protect_memory((void *) stack, (1 << CONFIG_KERNEL_STACK_ORDER) *
PAGE_SIZE,
- 1, 1, 0);
+ os_protect_memory((void *) stack, THREAD_SIZE, 1, 1, 0);
}
/*
diff --git a/arch/um/os-Linux/skas/process.c b/arch/um/os-Linux/skas/process.c
index 6a0e466..3492886 100644
--- a/arch/um/os-Linux/skas/process.c
+++ b/arch/um/os-Linux/skas/process.c
@@ -490,8 +490,8 @@ void map_stub_pages(int fd, unsigned long code,
void new_thread(void *stack, jmp_buf *buf, void (*handler)(void))
{
(*buf)[0].JB_IP = (unsigned long) handler;
- (*buf)[0].JB_SP = (unsigned long) stack +
- (PAGE_SIZE << UML_CONFIG_KERNEL_STACK_ORDER) - sizeof(void *);
+ (*buf)[0].JB_SP = (unsigned long) stack + UM_THREAD_SIZE -
+ sizeof(void *);
}
#define INIT_JMP_NEW_THREAD 0
@@ -533,8 +533,7 @@ int start_idle_thread(void *stack, jmp_buf *switch_buf)
case INIT_JMP_NEW_THREAD:
(*switch_buf)[0].JB_IP = (unsigned long) new_thread_handler;
(*switch_buf)[0].JB_SP = (unsigned long) stack +
- (PAGE_SIZE << UML_CONFIG_KERNEL_STACK_ORDER) -
- sizeof(void *);
+ UM_THREAD_SIZE - sizeof(void *);
break;
case INIT_JMP_CALLBACK:
(*cb_proc)(cb_arg);
-
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