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x86: Remove now-unused save_rest() 

b3af11afe0 ("x86: get rid of pt_regs argument of iopl(2)")
dropped PTREGSCALL which was also the last user of save_rest.
Drop that now-unused function too.

Signed-off-by: Borislav Petkov <bp@suse.de>
Cc: Al Viro <viro@zeniv.linux.org.uk>
Link: http://lkml.kernel.org/r/1378546750-19727-1-git-send-email-bp@suse.de
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Borislav Petkov 2013-09-07 11:39:10 +02:00 committed by Ingo Molnar
parent 52239484bf
commit c0da0fa1d7
1 changed files with 0 additions and 15 deletions
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15
arch/x86/kernel/entry_64.S
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@ -487,21 +487,6 @@ ENDPROC(native_usergs_sysret64)
TRACE_IRQS_OFF
.endm
ENTRY(save_rest)
PARTIAL_FRAME 1 (REST_SKIP+8)
movq 5*8+16(%rsp), %r11 /* save return address */
movq_cfi rbx, RBX+16
movq_cfi rbp, RBP+16
movq_cfi r12, R12+16
movq_cfi r13, R13+16
movq_cfi r14, R14+16
movq_cfi r15, R15+16
movq %r11, 8(%rsp) /* return address */
FIXUP_TOP_OF_STACK %r11, 16
ret
CFI_ENDPROC
END(save_rest)
/* save complete stack frame */
.pushsection .kprobes.text, "ax"
ENTRY(save_paranoid)