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lib/cpumask.c: remove __any_online_cpu()

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__any_online_cpu() is not optimal and also unnecessary.  So, replace its
use by faster cpumask_* operations.

Signed-off-by: Srivatsa S. Bhat <srivatsa.bhat@linux.vnet.ibm.com>
Cc: Eric Dumazet <eric.dumazet@gmail.com>
Cc: Venkatesh Pallipadi <venki@google.com>
Cc: Rusty Russell <rusty@rustcorp.com.au>
Cc: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Srivatsa S. Bhat 2012-03-28 14:42:46 -07:00 committed by Linus Torvalds
parent 74046494ea
commit 38b93780a5
2 changed files with 1 additions and 14 deletions
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3
include/linux/cpumask.h
View File

@ -810,11 +810,10 @@ static inline const struct cpumask *get_cpu_mask(unsigned int cpu)
#else /* NR_CPUS > 1 */
int __first_cpu(const cpumask_t *srcp);
int __next_cpu(int n, const cpumask_t *srcp);
int __any_online_cpu(const cpumask_t *mask);
#define first_cpu(src) __first_cpu(&(src))
#define next_cpu(n, src) __next_cpu((n), &(src))
#define any_online_cpu(mask) __any_online_cpu(&(mask))
#define any_online_cpu(mask) cpumask_any_and(&mask, cpu_online_mask)
#define for_each_cpu_mask(cpu, mask) \
for ((cpu) = -1; \
(cpu) = next_cpu((cpu), (mask)), \

12
lib/cpumask.c
View File

@ -26,18 +26,6 @@ int __next_cpu_nr(int n, const cpumask_t *srcp)
EXPORT_SYMBOL(__next_cpu_nr);
#endif
int __any_online_cpu(const cpumask_t *mask)
{
int cpu;
for_each_cpu(cpu, mask) {
if (cpu_online(cpu))
break;
}
return cpu;
}
EXPORT_SYMBOL(__any_online_cpu);
/**
* cpumask_next_and - get the next cpu in *src1p & *src2p
* @n: the cpu prior to the place to search (ie. return will be > @n)