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author | Jan Beulich <JBeulich@novell.com> | 2010-04-21 16:08:14 +0100 |
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committer | H. Peter Anvin <hpa@zytor.com> | 2010-04-28 17:15:47 -0700 |
commit | 5967ed87ade85a421ef814296c3c7f182b08c225 (patch) | |
tree | 16d08b1e34308390d189ddc52e7c4e25cc841e41 /arch/x86/include/asm/alternative.h | |
parent | 402af0d7c692ddcfa2333e93d3f275ebd0487926 (diff) | |
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x86-64: Reduce SMP locks table size
Reduce the SMP locks table size by using relative pointers instead of
absolute ones, thus cutting the table size by half.
Signed-off-by: Jan Beulich <jbeulich@novell.com>
LKML-Reference: <4BCF30FE020000780003B3B6@vpn.id2.novell.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'arch/x86/include/asm/alternative.h')
-rw-r--r-- | arch/x86/include/asm/alternative.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/include/asm/alternative.h b/arch/x86/include/asm/alternative.h index b09ec55..714bf24 100644 --- a/arch/x86/include/asm/alternative.h +++ b/arch/x86/include/asm/alternative.h @@ -30,8 +30,8 @@ #ifdef CONFIG_SMP #define LOCK_PREFIX \ ".section .smp_locks,\"a\"\n" \ - _ASM_ALIGN "\n" \ - _ASM_PTR "661f\n" /* address */ \ + ".balign 4\n" \ + ".long 661f - .\n" /* offset */ \ ".previous\n" \ "661:\n\tlock; " |