diff options
author | Dave Kleikamp <shaggy@linux.vnet.ibm.com> | 2009-02-02 13:40:55 -0600 |
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committer | Dave Kleikamp <shaggy@linux.vnet.ibm.com> | 2009-02-02 13:40:55 -0600 |
commit | 8db0c5d5ef3ab99fe9e5151872b75f45c4282e3c (patch) | |
tree | da9759151e00221c58cdd9f4de893c0b08753670 /kernel/up.c | |
parent | 1ad53a98c927a9b5b1b57288ac0edec562fbcf8d (diff) | |
parent | 45c82b5a770be66845687a7d027c8b52946d59af (diff) |
Merge branch 'master' of /home/shaggy/git/linus-clean/
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 00000000000..1ff27a28bb7 --- /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); |