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authorLiangcai Fan <liangcaifan19@gmail.com>2021-11-05 23:40:37 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2021-11-06 23:30:38 +0300
commita6ea8b5b9f1ce3403a1c8516035d653006741e80 (patch)
tree2d42504892e23e975caf6adc3062713021869dc5 /init/main.c
parent8ca1b5a49885f0c0c486544da46a9e0ac790831d (diff)
downloadlinux-a6ea8b5b9f1ce3403a1c8516035d653006741e80.tar.xz
mm/page_alloc.c: show watermark_boost of zone in zoneinfo
min/low/high_wmark_pages(z) is defined as (z->_watermark[WMARK_MIN/LOW/HIGH] + z->watermark_boost) If kswapd is frequently woken up due to the increase of min/low/high_wmark_pages, printing watermark_boost can quickly locate whether watermark_boost or _watermark[WMARK_MIN/LOW/HIGH] caused min/low/high_wmark_pages to increase. Link: https://lkml.kernel.org/r/1632472566-12246-1-git-send-email-liangcaifan19@gmail.com Signed-off-by: Liangcai Fan <liangcaifan19@gmail.com> Cc: Chunyan Zhang <zhang.lyra@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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