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authorTejun Heo <tj@kernel.org>2010-12-18 16:28:55 +0100
committerTejun Heo <tj@kernel.org>2010-12-30 12:20:28 +0100
commit0a3aee0da4402aa19b66e458038533c896fb80c6 (patch)
treeb2c29c0b18218b76cc0e7ed9866a2c12d1e22e3a /arch/x86/oprofile
parent7c83912062c801738d7d19acaf8f7fec25ea663c (diff)
downloadblackbird-obmc-linux-0a3aee0da4402aa19b66e458038533c896fb80c6.tar.gz
blackbird-obmc-linux-0a3aee0da4402aa19b66e458038533c896fb80c6.zip
x86: Use this_cpu_ops to optimize code
Go through x86 code and replace __get_cpu_var and get_cpu_var instances that refer to a scalar and are not used for address determinations. Cc: Yinghai Lu <yinghai@kernel.org> Cc: Ingo Molnar <mingo@elte.hu> Acked-by: Tejun Heo <tj@kernel.org> Acked-by: "H. Peter Anvin" <hpa@zytor.com> Signed-off-by: Christoph Lameter <cl@linux.com> Signed-off-by: Tejun Heo <tj@kernel.org>
Diffstat (limited to 'arch/x86/oprofile')
-rw-r--r--arch/x86/oprofile/nmi_int.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/x86/oprofile/nmi_int.c b/arch/x86/oprofile/nmi_int.c
index 4e8baad36d37..a0cae67a657a 100644
--- a/arch/x86/oprofile/nmi_int.c
+++ b/arch/x86/oprofile/nmi_int.c
@@ -143,7 +143,7 @@ static inline int has_mux(void)
inline int op_x86_phys_to_virt(int phys)
{
- return __get_cpu_var(switch_index) + phys;
+ return __this_cpu_read(switch_index) + phys;
}
inline int op_x86_virt_to_phys(int virt)
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