[PATCH] x86/entry/64_compat: Make labels local

From: Borislav Petkov
Date: Sat Dec 12 2015 - 05:28:05 EST

From: Borislav Petkov <bp@xxxxxxx>

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

Signed-off-by: Borislav Petkov <bp@xxxxxxx>
CC: Andy Lutomirski <luto@xxxxxxxxxxxxxx>
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 bbcb285ac781..8d802a109fac 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
+ jnz .Lsysenter_fix_flags

* 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

- jmp sysenter_flags_fixed
+ jmp .Lsysenter_flags_fixed


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