[tip:x86/asm] x86/entry/64_compat: Make labels local

From: tip-bot for Borislav Petkov
Date: Mon Dec 14 2015 - 03:31:35 EST


Commit-ID: f74acf0e4326bfaa2c0be1e82f23801fe347cd9c
Gitweb: http://git.kernel.org/tip/f74acf0e4326bfaa2c0be1e82f23801fe347cd9c
Author: Borislav Petkov <bp@xxxxxxx>
AuthorDate: Sat, 12 Dec 2015 11:27:57 +0100
Committer: Ingo Molnar <mingo@xxxxxxxxxx>
CommitDate: Mon, 14 Dec 2015 09:28:48 +0100

x86/entry/64_compat: Make labels local

... so that they don't appear as symbols in the final ELF.

Signed-off-by: Borislav Petkov <bp@xxxxxxx>
Cc: Andy Lutomirski <luto@xxxxxxxxxxxxxx>
Cc: Borislav Petkov <bp@xxxxxxxxx>
Cc: Brian Gerst <brgerst@xxxxxxxxx>
Cc: Denys Vlasenko <dvlasenk@xxxxxxxxxx>
Cc: H. Peter Anvin <hpa@xxxxxxxxx>
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Link: http://lkml.kernel.org/r/1449916077-6506-1-git-send-email-bp@xxxxxxxxx
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
---
arch/x86/entry/entry_64_compat.S | 10 +++++-----
1 file changed, 5 insertions(+), 5 deletions(-)

diff --git a/arch/x86/entry/entry_64_compat.S b/arch/x86/entry/entry_64_compat.S
index bbcb285..8d802a1 100644
--- a/arch/x86/entry/entry_64_compat.S
+++ b/arch/x86/entry/entry_64_compat.S
@@ -96,15 +96,15 @@ ENTRY(entry_SYSENTER_compat)
* This needs to happen before enabling interrupts so that
* we don't get preempted with NT set.
*
- * NB.: sysenter_fix_flags is a label with the code under it moved
+ * NB.: .Lsysenter_fix_flags is a label with the code under it moved
* out-of-line as an optimization: NT is unlikely to be set in the
* majority of the cases and instead of polluting the I$ unnecessarily,
* we're keeping that code behind a branch which will predict as
* not-taken and therefore its instructions won't be fetched.
*/
testl $X86_EFLAGS_NT, EFLAGS(%rsp)
- jnz sysenter_fix_flags
-sysenter_flags_fixed:
+ jnz .Lsysenter_fix_flags
+.Lsysenter_flags_fixed:

/*
* User mode is traced as though IRQs are on, and SYSENTER
@@ -119,10 +119,10 @@ sysenter_flags_fixed:
"jmp .Lsyscall_32_done", X86_FEATURE_XENPV
jmp sysret32_from_system_call

-sysenter_fix_flags:
+.Lsysenter_fix_flags:
pushq $X86_EFLAGS_FIXED
popfq
- jmp sysenter_flags_fixed
+ jmp .Lsysenter_flags_fixed
ENDPROC(entry_SYSENTER_compat)

/*
--
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