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Date: Sat, 7 Sep 2013 11:39:10 +0200
From: Borislav Petkov <bp@...e.de>
To: X86-ML <x86@...nel.org>
Cc: LKML <linux-kernel@...r.kernel.org>, Borislav Petkov <bp@...e.de>,
Al Viro <viro@...iv.linux.org.uk>
Subject: [PATCH] x86: Remove now-unused save_rest
b3af11afe06a ("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.
Cc: Al Viro <viro@...iv.linux.org.uk>
Signed-off-by: Borislav Petkov <bp@...e.de>
---
arch/x86/kernel/entry_64.S | 15 ---------------
1 file changed, 15 deletions(-)
diff --git a/arch/x86/kernel/entry_64.S b/arch/x86/kernel/entry_64.S
index 1b69951a81e2..b077f4cc225a 100644
--- a/arch/x86/kernel/entry_64.S
+++ b/arch/x86/kernel/entry_64.S
@@ -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)
--
1.8.0
--
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