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(parent: a9a47c1) | 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)
commit5f737401d2823a09c36373c0f389bb6525a4a139
treea3778632eabc961ce3b8c32ecfeeb48383cf78e0tree | snapshot
parenta9a47c105969e663dceba631d784f2c16d1d05a2commit | 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 | history
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