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author | Alex Shi <alex.shi@linux.alibaba.com> | 2020-08-12 04:31:10 +0300 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-08-12 20:57:56 +0300 |
commit | 860b32729a21e0565585a9e2ecea2e5244d65acd (patch) | |
tree | f22be7fd44311b251db328bb682d7733f7c3dcbf /include/linux/mmzone.h | |
parent | d34c0a7599ea8c301bc471dfa1eb2bf2db6752d1 (diff) | |
download | linux-860b32729a21e0565585a9e2ecea2e5244d65acd.tar.xz |
mm/compaction: correct the comments of compact_defer_shift
There is no compact_defer_limit. It should be compact_defer_shift in
use. and add compact_order_failed explanation.
Signed-off-by: Alex Shi <alex.shi@linux.alibaba.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Alexander Duyck <alexander.h.duyck@linux.intel.com>
Link: http://lkml.kernel.org/r/3bd60e1b-a74e-050d-ade4-6e8f54e00b92@linux.alibaba.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include/linux/mmzone.h')
-rw-r--r-- | include/linux/mmzone.h | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h index efbd95dd3bbf..8379432f4f2f 100644 --- a/include/linux/mmzone.h +++ b/include/linux/mmzone.h @@ -536,6 +536,7 @@ struct zone { * On compaction failure, 1<<compact_defer_shift compactions * are skipped before trying again. The number attempted since * last failure is tracked with compact_considered. + * compact_order_failed is the minimum compaction failed order. */ unsigned int compact_considered; unsigned int compact_defer_shift; |