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x86: Merge show_regs()

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Using kernel_stack_pointer() allows 32-bit and 64-bit versions to
be merged.  This is more correct for 64-bit, since the old %rsp is
always saved on the stack.

Signed-off-by: Brian Gerst <brgerst@gmail.com>
LKML-Reference: <1263397555-27695-1-git-send-email-brgerst@gmail.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
This commit is contained in:
Brian Gerst 2010-01-13 10:45:55 -05:00 committed by H. Peter Anvin
parent 2ca49b2fcf
commit 3bef444797
3 changed files with 7 additions and 12 deletions
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7
arch/x86/kernel/process.c
View File

@ -92,6 +92,13 @@ void exit_thread(void)
}
}
void show_regs(struct pt_regs *regs)
{
show_registers(regs);
show_trace(NULL, regs, (unsigned long *)kernel_stack_pointer(regs),
regs->bp);
}
void show_regs_common(void)
{
const char *board, *product;

6
arch/x86/kernel/process_32.c
View File

@ -174,12 +174,6 @@ void __show_regs(struct pt_regs *regs, int all)
d6, d7);
}
void show_regs(struct pt_regs *regs)
{
show_registers(regs);
show_trace(NULL, regs, &regs->sp, regs->bp);
}
void release_thread(struct task_struct *dead_task)
{
BUG_ON(dead_task->mm);

6
arch/x86/kernel/process_64.c
View File

@ -211,12 +211,6 @@ void __show_regs(struct pt_regs *regs, int all)
printk(KERN_INFO "DR3: %016lx DR6: %016lx DR7: %016lx\n", d3, d6, d7);
}
void show_regs(struct pt_regs *regs)
{
show_registers(regs);
show_trace(NULL, regs, (void *)(regs + 1), regs->bp);
}
void release_thread(struct task_struct *dead_task)
{
if (dead_task->mm) {