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| author | Borislav Petkov <borislav.petkov@amd.com> | 2009-06-20 23:28:22 -0700 |
|---|---|---|
| committer | H. Peter Anvin <hpa@zytor.com> | 2009-06-20 23:28:22 -0700 |
| commit | a95436e44a76a32dcbe7c8df59701ddde53017c1 (patch) | |
| tree | cf6b8f52a66cd151b2c4bbb759f4958f6481f471 /arch/x86/kernel/cpu/mcheck | |
| parent | e487683990972bf9aa4e688434c46ead76748bca (diff) | |
| download | blackbird-op-linux-a95436e44a76a32dcbe7c8df59701ddde53017c1.tar.gz blackbird-op-linux-a95436e44a76a32dcbe7c8df59701ddde53017c1.zip | |
x86, mce: use atomic_inc_return() instead of add by 1
Use atomic_inc_return() instead of atomic_add_return() by 1.
Signed-off-by: Borislav Petkov <borislav.petkov@amd.com>
Cc: Andi Kleen <ak@linux.intel.com>
Signed-off-by: H. Peter Anvin <hpa@zytor.com>
Diffstat (limited to 'arch/x86/kernel/cpu/mcheck')
| -rw-r--r-- | arch/x86/kernel/cpu/mcheck/mce.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c index 284d1de968bc..7da8fec9ca88 100644 --- a/arch/x86/kernel/cpu/mcheck/mce.c +++ b/arch/x86/kernel/cpu/mcheck/mce.c @@ -242,7 +242,7 @@ static void mce_panic(char *msg, struct mce *final, char *exp) /* * Make sure only one CPU runs in machine check panic */ - if (atomic_add_return(1, &mce_paniced) > 1) + if (atomic_inc_return(&mce_paniced) > 1) wait_for_panic(); barrier(); @@ -705,7 +705,7 @@ static int mce_start(int *no_way_out) * global_nwo should be updated before mce_callin */ smp_wmb(); - order = atomic_add_return(1, &mce_callin); + order = atomic_inc_return(&mce_callin); /* * Wait for everyone. |
