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NFS: Flush reclaim writes using FLUSH_COND_STABLE 

If there are already writes queued up for commit, then don't flush
just this page even if it is a reclaim issue.

Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
This commit is contained in:
Trond Myklebust 2015-12-28 13:34:59 -05:00
parent b0ac1bd2bb
commit 494f74a26c
1 changed files with 1 additions and 1 deletions
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2
fs/nfs/write.c
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@ -244,7 +244,7 @@ static int wb_priority(struct writeback_control *wbc)
{ {
int ret = 0; int ret = 0;
if (wbc->for_reclaim) if (wbc->for_reclaim)
return FLUSH_HIGHPRI | FLUSH_STABLE; return FLUSH_HIGHPRI | FLUSH_COND_STABLE;
if (wbc->sync_mode == WB_SYNC_ALL) if (wbc->sync_mode == WB_SYNC_ALL)
ret = FLUSH_COND_STABLE; ret = FLUSH_COND_STABLE;
return ret; return ret;