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cpumask: nicer for_each_cpumask_and() signature 

Mask arguments can be swapped without changing anything.  Make arguments
names reflect that:

	#define for_each_cpu_and(cpu, mask1, mask2)

Link: http://lkml.kernel.org/r/20190724183350.GA15041@avx2
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Reviewed-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Alexey Dobriyan 2019-09-25 16:47:30 -07:00 committed by Linus Torvalds
parent 8495f7e673
commit 2a4a4082cd
1 changed files with 7 additions and 7 deletions
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14
include/linux/cpumask.h
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@ -200,8 +200,8 @@ static inline unsigned int cpumask_local_spread(unsigned int i, int node)
for ((cpu) = 0; (cpu) < 1; (cpu)++, (void)mask)
#define for_each_cpu_wrap(cpu, mask, start) \
for ((cpu) = 0; (cpu) < 1; (cpu)++, (void)mask, (void)(start))
#define for_each_cpu_and(cpu, mask, and) \
for ((cpu) = 0; (cpu) < 1; (cpu)++, (void)mask, (void)and)
#define for_each_cpu_and(cpu, mask1, mask2) \
for ((cpu) = 0; (cpu) < 1; (cpu)++, (void)mask1, (void)mask2)
#else
/**
* cpumask_first - get the first cpu in a cpumask
@ -290,20 +290,20 @@ extern int cpumask_next_wrap(int n, const struct cpumask *mask, int start, bool
/**
* for_each_cpu_and - iterate over every cpu in both masks
* @cpu: the (optionally unsigned) integer iterator
* @mask: the first cpumask pointer
* @and: the second cpumask pointer
* @mask1: the first cpumask pointer
* @mask2: the second cpumask pointer
*
* This saves a temporary CPU mask in many places. It is equivalent to:
* struct cpumask tmp;
* cpumask_and(&tmp, &mask, &and);
* cpumask_and(&tmp, &mask1, &mask2);
* for_each_cpu(cpu, &tmp)
* ...
*
* After the loop, cpu is >= nr_cpu_ids.
*/
#define for_each_cpu_and(cpu, mask, and) \
#define for_each_cpu_and(cpu, mask1, mask2) \
for ((cpu) = -1; \
(cpu) = cpumask_next_and((cpu), (mask), (and)), \
(cpu) = cpumask_next_and((cpu), (mask1), (mask2)), \
(cpu) < nr_cpu_ids;)
#endif /* SMP */