diff options
| author | Mel Gorman <mel@csn.ul.ie> | 2011-01-14 00:45:55 +0100 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2011-01-14 02:32:33 +0100 |
| commit | ee64fc9354e515a79c7232cfde65c88ec627308b (patch) | |
| tree | fb5fb6c0045ff5467ed5870d5f64806784deba2d /include | |
| parent | mm: compaction: add trace events for memory compaction activity (diff) | |
| download | linux-ee64fc9354e515a79c7232cfde65c88ec627308b.tar.xz linux-ee64fc9354e515a79c7232cfde65c88ec627308b.zip | |
mm: vmscan: convert lumpy_mode into a bitmask
Currently lumpy_mode is an enum and determines if lumpy reclaim is off,
syncronous or asyncronous. In preparation for using compaction instead of
lumpy reclaim, this patch converts the flags into a bitmap.
Signed-off-by: Mel Gorman <mel@csn.ul.ie>
Cc: Andrea Arcangeli <aarcange@redhat.com>
Cc: KOSAKI Motohiro <kosaki.motohiro@jp.fujitsu.com>
Cc: Rik van Riel <riel@redhat.com>
Cc: Johannes Weiner <hannes@cmpxchg.org>
Cc: Andy Whitcroft <apw@shadowen.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include')
| -rw-r--r-- | include/trace/events/vmscan.h | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/include/trace/events/vmscan.h b/include/trace/events/vmscan.h index c255fcc587bf..be76429962ca 100644 --- a/include/trace/events/vmscan.h +++ b/include/trace/events/vmscan.h @@ -25,13 +25,13 @@ #define trace_reclaim_flags(page, sync) ( \ (page_is_file_cache(page) ? RECLAIM_WB_FILE : RECLAIM_WB_ANON) | \ - (sync == LUMPY_MODE_SYNC ? RECLAIM_WB_SYNC : RECLAIM_WB_ASYNC) \ + (sync & LUMPY_MODE_SYNC ? RECLAIM_WB_SYNC : RECLAIM_WB_ASYNC) \ ) #define trace_shrink_flags(file, sync) ( \ - (sync == LUMPY_MODE_SYNC ? RECLAIM_WB_MIXED : \ + (sync & LUMPY_MODE_SYNC ? RECLAIM_WB_MIXED : \ (file ? RECLAIM_WB_FILE : RECLAIM_WB_ANON)) | \ - (sync == LUMPY_MODE_SYNC ? RECLAIM_WB_SYNC : RECLAIM_WB_ASYNC) \ + (sync & LUMPY_MODE_SYNC ? RECLAIM_WB_SYNC : RECLAIM_WB_ASYNC) \ ) TRACE_EVENT(mm_vmscan_kswapd_sleep, |