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@suse.de>
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Denys Vlasenko <dvlasenk@redhat.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/1449916077-6506-1-git-send-email-bp@alien8.de
Signed-off-by: Ingo Molnar <mingo@kernel.org>

diff --git a/arch/x86/entry/entry_64_compat.S b/arch/x86/entry/entry_64_compat.S
index bbcb285ac78113ab5bc37eaff99c86722e588637..8d802a109fac6d671446c0a6eb77d20f880cef29 100644 (file)
--- 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)
 
 /*