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| author | Trond Myklebust <trond.myklebust@primarydata.com> | 2016-11-27 20:12:39 (GMT) |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2017-01-09 07:32:25 (GMT) |
| commit | ba15defe1807ff546ab4d14beb2f9602789c0170 (patch) | |
| tree | 20288e15fc4b004dbc1a116fe2f1ebc70923be13 /certs | |
| parent | e523ce8c99f9bbd530fda7d46c35409fee88a50f (diff) | |
| download | linux-ba15defe1807ff546ab4d14beb2f9602789c0170.tar.xz | |
pNFS: Fix a deadlock between read resends and layoutreturn
commit 54e4a0dfa25d9365c4e80a639e80d9213eb6edbe upstream.
We must not call nfs_pageio_init_read() on a new nfs_pageio_descriptor
while holding a reference to a layout segment, as that can deadlock
pnfs_update_layout().
Fixes: d67ae825a59d6 ("pnfs/flexfiles: Add the FlexFile Layout Driver")
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'certs')
0 files changed, 0 insertions, 0 deletions