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| author | Hui Su <sh_def@163.com> | 2020-12-15 04:12:42 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-12-15 21:13:45 +0100 |
| commit | 2b1a20c3afbc0279cbe57b0f19748081eba0881b (patch) | |
| tree | 8b5c1464e16ca6710ae49f15c4c8c3d25389a7a8 /mm/compaction.c | |
| parent | mm/compaction: rename 'start_pfn' to 'iteration_start_pfn' in compact_zone() (diff) | |
| download | linux-2b1a20c3afbc0279cbe57b0f19748081eba0881b.tar.xz linux-2b1a20c3afbc0279cbe57b0f19748081eba0881b.zip | |
mm/compaction: move compaction_suitable's comment to right place
Since commit 837d026d560c ("mm/compaction: more trace to understand
when/why compaction start/finish"), the comment place is not suitable.
So move compaction_suitable's comment to right place.
Link: https://lkml.kernel.org/r/20201116144121.GA385717@rlk
Signed-off-by: Hui Su <sh_def@163.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>
Diffstat (limited to 'mm/compaction.c')
| -rw-r--r-- | mm/compaction.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/mm/compaction.c b/mm/compaction.c index 4d237a7c3830..c1370828acee 100644 --- a/mm/compaction.c +++ b/mm/compaction.c @@ -2070,13 +2070,6 @@ static enum compact_result compact_finished(struct compact_control *cc) return ret; } -/* - * compaction_suitable: Is this suitable to run compaction on this zone now? - * Returns - * COMPACT_SKIPPED - If there are too few free pages for compaction - * COMPACT_SUCCESS - If the allocation would succeed without compaction - * COMPACT_CONTINUE - If compaction should run now - */ static enum compact_result __compaction_suitable(struct zone *zone, int order, unsigned int alloc_flags, int highest_zoneidx, @@ -2120,6 +2113,13 @@ static enum compact_result __compaction_suitable(struct zone *zone, int order, return COMPACT_CONTINUE; } +/* + * compaction_suitable: Is this suitable to run compaction on this zone now? + * Returns + * COMPACT_SKIPPED - If there are too few free pages for compaction + * COMPACT_SUCCESS - If the allocation would succeed without compaction + * COMPACT_CONTINUE - If compaction should run now + */ enum compact_result compaction_suitable(struct zone *zone, int order, unsigned int alloc_flags, int highest_zoneidx) |