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(parent: 7aae6e3) | patch
pNFS: Fix race in pnfs_wait_on_layoutreturn
authorTrond Myklebust <trond.myklebust@primarydata.com>
Fri, 18 Nov 2016 20:21:30 +0000 (15:21 -0500)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Thu, 19 Jan 2017 19:17:22 +0000 (20:17 +0100)
commit8ff851bf2240d877aaeec92795142535e07c3328
tree029166a41d4ff83ee80affa23c6fe67ac89aa2a8tree | snapshot
parent7aae6e3c0c529e736d45322d7ad97cef33d63120commit | diff
pNFS: Fix race in pnfs_wait_on_layoutreturn

commit ee284e35d8c71bf5d4d807eaff6f67a17134b359 upstream.

We must put the task to sleep while holding the inode->i_lock in order
to ensure atomicity with the test for NFS_LAYOUT_RETURN.

Fixes: 500d701f336b ("NFS41: make close wait for layoutreturn")
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
fs/nfs/pnfs.c diff | blob | history
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