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| author | Andrew Morton <akpm@linux-foundation.org> | 2013-09-12 01:19:37 +0400 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-09-12 02:56:19 +0400 |
| commit | 3b8967d713d7426e9dd107d065208b84adface91 (patch) | |
| tree | f1df2b00ef08ac92636fdc4e7bc273963deec433 | |
| parent | e831cbfc1ad843b5542cc45f777e1a00b73c0685 (diff) | |
| download | linux-3b8967d713d7426e9dd107d065208b84adface91.tar.xz | |
include/linux/smp.h:on_each_cpu(): switch back to a C function
Revert commit c846ef7deba2 ("include/linux/smp.h:on_each_cpu(): switch
back to a macro"). It turns out that the problematic linux/irqflags.h
include was fixed within ia64 and mn10300.
Cc: Geert Uytterhoeven <geert@linux-m68k.org>
Cc: David Daney <david.daney@cavium.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | include/linux/smp.h | 20 |
1 files changed, 12 insertions, 8 deletions
diff --git a/include/linux/smp.h b/include/linux/smp.h index c181399f2c20..c8488763277f 100644 --- a/include/linux/smp.h +++ b/include/linux/smp.h @@ -11,6 +11,7 @@ #include <linux/list.h> #include <linux/cpumask.h> #include <linux/init.h> +#include <linux/irqflags.h> extern void cpu_idle(void); @@ -139,14 +140,17 @@ static inline int up_smp_call_function(smp_call_func_t func, void *info) } #define smp_call_function(func, info, wait) \ (up_smp_call_function(func, info)) -#define on_each_cpu(func, info, wait) \ - ({ \ - unsigned long __flags; \ - local_irq_save(__flags); \ - func(info); \ - local_irq_restore(__flags); \ - 0; \ - }) + +static inline int on_each_cpu(smp_call_func_t func, void *info, int wait) +{ + unsigned long flags; + + local_irq_save(flags); + func(info); + local_irq_restore(flags); + return 0; +} + /* * Note we still need to test the mask even for UP * because we actually can get an empty mask from |