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x86: x86 user_regset cleanup

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This removes a bunch of dead code that is no longer needed now
that the user_regset interfaces are being used for all these jobs.

Signed-off-by: Roland McGrath <roland@redhat.com>
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
This commit is contained in:
Roland McGrath
2008-01-30 13:31:55 +01:00
committed by Ingo Molnar
parent 5a4646a4ef
commit 60b3b9af35
7 changed files with 9 additions and 232 deletions
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19
arch/x86/kernel/process_64.c
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@@ -544,24 +544,6 @@ out:
*/
#define loaddebug(thread, r) set_debugreg(thread->debugreg ## r, r)
/*
* Capture the user space registers if the task is not running (in user space)
*/
int dump_task_regs(struct task_struct *tsk, elf_gregset_t *regs)
{
struct pt_regs *pp, ptregs;
pp = task_pt_regs(tsk);
ptregs = *pp;
ptregs.cs &= 0xffff;
ptregs.ss &= 0xffff;
elf_core_copy_regs(regs, &ptregs);
return 1;
}
static inline void __switch_to_xtra(struct task_struct *prev_p,
struct task_struct *next_p,
struct tss_struct *tss)
@@ -929,4 +911,3 @@ unsigned long arch_randomize_brk(struct mm_struct *mm)
unsigned long range_end = mm->brk + 0x02000000;
return randomize_range(mm->brk, range_end, 0) ? : mm->brk;
}