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[PATCH] for_each_cpu_mask() warning fix

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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: Paul Jackson <pj@sgi.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
This commit is contained in:
Andrew Morton 2006-06-25 05:48:10 -07:00 committed by Linus Torvalds
parent eab98702af
commit 9de9adb615
1 changed files with 2 additions and 1 deletions
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3
include/linux/cpumask.h
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@ -317,7 +317,8 @@ static inline void __cpus_remap(cpumask_t *dstp, const cpumask_t *srcp,
(cpu) < NR_CPUS; \
(cpu) = next_cpu((cpu), (mask)))
#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 */
/*