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(parent: 3542a5c) | patch
writeback: make balance_dirty_pages() gradually back more off
authorJens Axboe <jens.axboe@oracle.com>
Thu, 17 Sep 2009 17:59:14 +0000 (19:59 +0200)
committerJens Axboe <jens.axboe@oracle.com>
Mon, 21 Sep 2009 13:40:33 +0000 (15:40 +0200)
commit87c6a9b253520b66e7f5e8f67a37a701eaa51cee
treea3778632eabc961ce3b8c32ecfeeb48383cf78e0tree | snapshot (tar.gz zip)
parent3542a5c0de3d5b33227214a692bf9b12e249078ecommit | diff
writeback: make balance_dirty_pages() gradually back more off

Currently it just sleeps for a very short time, just 1 jiffy. If
we keep looping in there, continually delay for a little longer
of up to 100msec in total. That was the old limit for congestion
wait.

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
mm/page-writeback.c diff | blob | blame | history