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mm: compaction: avoid fragmentation score calculation for empty zones
authorBaolin Wang <baolin.wang@linux.alibaba.com>
Tue, 10 Jan 2023 13:36:22 +0000 (21:36 +0800)
committerAndrew Morton <akpm@linux-foundation.org>
Fri, 3 Feb 2023 06:32:54 +0000 (22:32 -0800)
commit9e5522715e6941bcfdc08d066a79d6da0f8cec8e
tree54b4f513befc794a7028235c65863ad4f189d9c5tree | snapshot
parent8fff8b6f8d0ef7620e06f3f4cfb912171aef6cd5commit | diff
mm: compaction: avoid fragmentation score calculation for empty zones

There is no need to calculate the fragmentation score for empty zones.

Link: https://lkml.kernel.org/r/100331ad9d274a9725e687b00d85d75d7e4a17c7.1673342761.git.baolin.wang@linux.alibaba.com
Signed-off-by: Baolin Wang <baolin.wang@linux.alibaba.com>
Cc: Matthew Wilcox <willy@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
mm/compaction.c diff | blob | history
This is a test repository.
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