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| author | Kinglong Mee <kinglongmee@gmail.com> | 2015-09-20 15:03:28 (GMT) |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@primarydata.com> | 2015-09-20 17:46:45 (GMT) |
| commit | 6f29b9bba7b08c6b1d6f2cc4cf750b342fc1946c (patch) | |
| tree | 456b0c4c3395ba6701298a4fa6dcbe8bc7d0ec08 /fs/nfs | |
| parent | 4b0ab51db32eba0f48b7618254742f143364a28d (diff) | |
| download | linux-6f29b9bba7b08c6b1d6f2cc4cf750b342fc1946c.tar.xz | |
NFS: Do cleanup before resetting pageio read/write to mds
There is a reference leak of layout segment after resetting
pageio read/write to mds.
Signed-off-by: Kinglong Mee <kinglongmee@gmail.com>
Cc: stable@vger.kernel.org # v4.0+
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Diffstat (limited to 'fs/nfs')
| -rw-r--r-- | fs/nfs/read.c | 3 | ||||
| -rw-r--r-- | fs/nfs/write.c | 3 |
2 files changed, 6 insertions, 0 deletions
diff --git a/fs/nfs/read.c b/fs/nfs/read.c index ae0ff7a..01b8cc8 100644 --- a/fs/nfs/read.c +++ b/fs/nfs/read.c @@ -72,6 +72,9 @@ void nfs_pageio_reset_read_mds(struct nfs_pageio_descriptor *pgio) { struct nfs_pgio_mirror *mirror; + if (pgio->pg_ops && pgio->pg_ops->pg_cleanup) + pgio->pg_ops->pg_cleanup(pgio); + pgio->pg_ops = &nfs_pgio_rw_ops; /* read path should never have more than one mirror */ diff --git a/fs/nfs/write.c b/fs/nfs/write.c index 388f480..72624dc 100644 --- a/fs/nfs/write.c +++ b/fs/nfs/write.c @@ -1351,6 +1351,9 @@ void nfs_pageio_reset_write_mds(struct nfs_pageio_descriptor *pgio) { struct nfs_pgio_mirror *mirror; + if (pgio->pg_ops && pgio->pg_ops->pg_cleanup) + pgio->pg_ops->pg_cleanup(pgio); + pgio->pg_ops = &nfs_pgio_rw_ops; nfs_pageio_stop_mirroring(pgio); |