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author | Linus Torvalds <torvalds@linux-foundation.org> | 2023-11-03 07:08:36 -1000 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2023-11-03 07:08:36 -1000 |
commit | 9a719c2145c9942d1215c05a954dd4bf6c9587e7 (patch) | |
tree | 54484b4003426bf90fb31803e26e6e643ab38b9c /lib/cpumask.c | |
parent | 8f6f76a6a29f36d2f3e4510d0bde5046672f6924 (diff) | |
parent | bdcb37a5d8de3253da48b120e3f10863696fb654 (diff) |
Merge tag 'bitmap-for-6.7' of https://github.com/norov/linux
Pull bitmap updates from Yury Norov:
"This includes the 'bitmap: cleanup bitmap_*_region() implementation'
series, and scattered cleanup patches"
* tag 'bitmap-for-6.7' of https://github.com/norov/linux:
buildid: reduce header file dependencies for module
bitmap: move bitmap_*_region() functions to bitmap.h
bitmap: drop _reg_op() function
bitmap: replace _reg_op(REG_OP_ISFREE) with find_next_bit()
bitmap: replace _reg_op(REG_OP_RELEASE) with bitmap_clear()
bitmap: replace _reg_op(REG_OP_ALLOC) with bitmap_set()
bitmap: fix opencoded bitmap_allocate_region()
bitmap: add test for bitmap_*_region() functions
bitmap: align __reg_op() wrappers with modern coding style
lib/bitmap: split-out string-related operations to a separate files
bitmap: Remove dead code, i.e. bitmap_copy_le()
bitmap: Fix a typo ("identify map")
cpumask: kernel-doc cleanups and additions
Diffstat (limited to 'lib/cpumask.c')
-rw-r--r-- | lib/cpumask.c | 17 |
1 files changed, 12 insertions, 5 deletions
diff --git a/lib/cpumask.c b/lib/cpumask.c index 34335c1e7265..e77ee9d46f71 100644 --- a/lib/cpumask.c +++ b/lib/cpumask.c @@ -14,7 +14,7 @@ * @start: the start point of the iteration * @wrap: assume @n crossing @start terminates the iteration * - * Returns >= nr_cpu_ids on completion + * Return: >= nr_cpu_ids on completion * * Note: the @wrap argument is required for the start condition when * we cannot assume @start is set in @mask. @@ -48,8 +48,9 @@ EXPORT_SYMBOL(cpumask_next_wrap); * @node: memory node from which to allocate or %NUMA_NO_NODE * * Only defined when CONFIG_CPUMASK_OFFSTACK=y, otherwise is - * a nop returning a constant 1 (in <linux/cpumask.h>) - * Returns TRUE if memory allocation succeeded, FALSE otherwise. + * a nop returning a constant 1 (in <linux/cpumask.h>). + * + * Return: TRUE if memory allocation succeeded, FALSE otherwise. * * In addition, mask will be NULL if this fails. Note that gcc is * usually smart enough to know that mask can never be NULL if @@ -115,7 +116,7 @@ void __init free_bootmem_cpumask_var(cpumask_var_t mask) * @i: index number * @node: local numa_node * - * Returns online CPU according to a numa aware policy; local cpus are returned + * Return: online CPU according to a numa aware policy; local cpus are returned * first, followed by non-local ones, then it wraps around. * * For those who wants to enumerate all CPUs based on their NUMA distances, @@ -163,7 +164,7 @@ static DEFINE_PER_CPU(int, distribute_cpu_mask_prev); * Iterated calls using the same srcp1 and srcp2 will be distributed within * their intersection. * - * Returns >= nr_cpu_ids if the intersection is empty. + * Return: >= nr_cpu_ids if the intersection is empty. */ unsigned int cpumask_any_and_distribute(const struct cpumask *src1p, const struct cpumask *src2p) @@ -182,6 +183,12 @@ unsigned int cpumask_any_and_distribute(const struct cpumask *src1p, } EXPORT_SYMBOL(cpumask_any_and_distribute); +/** + * cpumask_any_distribute - Return an arbitrary cpu from srcp + * @srcp: &cpumask for selection + * + * Return: >= nr_cpu_ids if the intersection is empty. + */ unsigned int cpumask_any_distribute(const struct cpumask *srcp) { unsigned int next, prev; |