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author | Ingo Molnar <mingo@elte.hu> | 2009-01-20 09:23:28 +0100 |
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committer | Ingo Molnar <mingo@elte.hu> | 2009-01-20 09:23:28 +0100 |
commit | 0ce1c383681370964e7f77dd44506aeb3a6ba657 (patch) | |
tree | 75aa590c636feed7d110c03eddb56cc518fc034c /kernel/up.c | |
parent | 0a2a18b721abc960fbcada406746877d22340a60 (diff) | |
parent | 1de9e8e70f5acc441550ca75433563d91b269bbe (diff) | |
download | blackbird-op-linux-0ce1c383681370964e7f77dd44506aeb3a6ba657.tar.gz blackbird-op-linux-0ce1c383681370964e7f77dd44506aeb3a6ba657.zip |
Merge commit 'v2.6.29-rc2' into x86/mm
Diffstat (limited to 'kernel/up.c')
-rw-r--r-- | kernel/up.c | 21 |
1 files changed, 21 insertions, 0 deletions
diff --git a/kernel/up.c b/kernel/up.c new file mode 100644 index 000000000000..1ff27a28bb7d --- /dev/null +++ b/kernel/up.c @@ -0,0 +1,21 @@ +/* + * Uniprocessor-only support functions. The counterpart to kernel/smp.c + */ + +#include <linux/interrupt.h> +#include <linux/kernel.h> +#include <linux/module.h> +#include <linux/smp.h> + +int smp_call_function_single(int cpu, void (*func) (void *info), void *info, + int wait) +{ + WARN_ON(cpu != 0); + + local_irq_disable(); + (func)(info); + local_irq_enable(); + + return 0; +} +EXPORT_SYMBOL(smp_call_function_single); |