Commit 9de9adb6 authored by Andrew Morton's avatar Andrew Morton Committed by Linus Torvalds

[PATCH] for_each_cpu_mask() warning fix

On UP, this:

       cpumask_t mask = node_to_cpumask(numa_node_id());

       for_each_cpu_mask(cpu, mask)

does this:

mm/readahead.c: In function `node_readahead_aging':
mm/readahead.c:850: warning: unused variable `mask'

which is unpleasantly fixed by this:
Acked-by: default avatarPaul Jackson <pj@sgi.com>
Signed-off-by: default avatarAndrew Morton <akpm@osdl.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@osdl.org>
parent eab98702
...@@ -317,7 +317,8 @@ static inline void __cpus_remap(cpumask_t *dstp, const cpumask_t *srcp, ...@@ -317,7 +317,8 @@ static inline void __cpus_remap(cpumask_t *dstp, const cpumask_t *srcp,
(cpu) < NR_CPUS; \ (cpu) < NR_CPUS; \
(cpu) = next_cpu((cpu), (mask))) (cpu) = next_cpu((cpu), (mask)))
#else /* NR_CPUS == 1 */ #else /* NR_CPUS == 1 */
#define for_each_cpu_mask(cpu, mask) for ((cpu) = 0; (cpu) < 1; (cpu)++) #define for_each_cpu_mask(cpu, mask) \
for ((cpu) = 0; (cpu) < 1; (cpu)++, (void)mask)
#endif /* NR_CPUS */ #endif /* NR_CPUS */
/* /*
......
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