diff options
| author |   Mel Gorman <mgorman@techsingularity.net> | 2019-03-05 15:44:32 -0800 |
|---|---|---|
| committer |   Linus Torvalds <torvalds@linux-foundation.org> | 2019-03-05 21:07:16 -0800 |
| commit | 566e54e113eb2b669f9300db2c2df400cbb06646 (patch) | |
| tree | b6ad6208a5325171a4dbc85d11b36ee8d2ed5787 /mm/internal.h | |
| parent | mm, compaction: rearrange compact_control (diff) | |
| download | linux-dev-566e54e113eb2b669f9300db2c2df400cbb06646.tar.xz linux-dev-566e54e113eb2b669f9300db2c2df400cbb06646.zip | |
mm, compaction: remove last_migrated_pfn from compact_control
The last_migrated_pfn field is a bit dubious as to whether it really
helps but either way, the information from it can be inferred without
increasing the size of compact_control so remove the field.
Link: http://lkml.kernel.org/r/20190118175136.31341-4-mgorman@techsingularity.net
Signed-off-by: Mel Gorman <mgorman@techsingularity.net>
Acked-by: Vlastimil Babka <vbabka@suse.cz>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Cc: Dan Carpenter <dan.carpenter@oracle.com>
Cc: David Rientjes <rientjes@google.com>
Cc: YueHaibing <yuehaibing@huawei.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/internal.h')
| -rw-r--r-- | mm/internal.h | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/mm/internal.h b/mm/internal.h index 867af5425432..f40d06d70683 100644 --- a/mm/internal.h +++ b/mm/internal.h @@ -188,7 +188,6 @@ struct compact_control { unsigned int nr_migratepages; /* Number of pages to migrate */ unsigned long free_pfn; /* isolate_freepages search base */ unsigned long migrate_pfn; /* isolate_migratepages search base */ - unsigned long last_migrated_pfn;/* Not yet flushed page being freed */ struct zone *zone; unsigned long total_migrate_scanned; unsigned long total_free_scanned; |