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NFS: Add a cond_resched() to nfs_commit_release_pages()
authorTrond Myklebust <trond.myklebust@primarydata.com>
Mon, 18 Dec 2017 19:39:13 +0000 (14:39 -0500)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Fri, 16 Feb 2018 19:09:42 +0000 (20:09 +0100)
commit79e10b1a8dbc3da57fae6fef90f4112e65b3d214
tree104a46e7688a6bf547e78f50087f8d4b6265db57
parent7406be05b66818c4c20e3e63078dae88e94169c6
NFS: Add a cond_resched() to nfs_commit_release_pages()

commit 7f1bda447c9bd48b415acedba6b830f61591601f upstream.

The commit list can get very large, and so we need a cond_resched()
in nfs_commit_release_pages() in order to ensure we don't hog the CPU
for excessive periods of time.

Reported-by: Mike Galbraith <efault@gmx.de>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
fs/nfs/write.c