mm/page_alloc.c: use free_area_empty() instead of open-coding
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>
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@ -3460,8 +3460,7 @@ bool __zone_watermark_ok(struct zone *z, unsigned int order, unsigned long mark,
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return true;
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}
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#endif
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if (alloc_harder &&
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!list_empty(&area->free_list[MIGRATE_HIGHATOMIC]))
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if (alloc_harder && !free_area_empty(area, MIGRATE_HIGHATOMIC))
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return true;
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}
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return false;
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