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mm/page_alloc.c: use free_area_empty() instead of open-coding

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Use free_area_empty() API to replace list_empty() for better code
readability.

Signed-off-by: chenqiwu <chenqiwu@xiaomi.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Reviewed-by: Matthew Wilcox (Oracle) <willy@infradead.org>
Link: http://lkml.kernel.org/r/1583674354-7713-1-git-send-email-qiwuchen55@gmail.com
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
chenqiwu 2020-04-01 21:09:50 -07:00 committed by Linus Torvalds
parent 736838e964
commit 76089d0082
1 changed files with 1 additions and 2 deletions
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mm/page_alloc.c
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@ -3460,8 +3460,7 @@ bool __zone_watermark_ok(struct zone *z, unsigned int order, unsigned long mark,
return true;
}
#endif
if (alloc_harder &&
!list_empty(&area->free_list[MIGRATE_HIGHATOMIC]))
if (alloc_harder && !free_area_empty(area, MIGRATE_HIGHATOMIC))
return true;
}
return false;