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| author | Trond Myklebust <trond.myklebust@primarydata.com> | 2015-02-26 12:54:46 -0500 |
|---|---|---|
| committer | Trond Myklebust <trond.myklebust@primarydata.com> | 2015-03-01 23:23:07 -0500 |
| commit | 7c0af9ffb7bb4e5355470fa60b3eb711ddf226fa (patch) | |
| tree | 6e12ecf6d6d08452230ea857d421c5529b5639d1 /fs/nfs/delegation.c | |
| parent | fa9233699cc1dc236f4cf42245d13e40966938c5 (diff) | |
| download | lwn-7c0af9ffb7bb4e5355470fa60b3eb711ddf226fa.tar.gz lwn-7c0af9ffb7bb4e5355470fa60b3eb711ddf226fa.zip | |
NFSv4: Don't call put_rpccred() under the rcu_read_lock()
put_rpccred() can sleep.
Fixes: 8f649c3762547 ("NFSv4: Fix the locking in nfs_inode_reclaim_delegation()")
Cc: stable@vger.kernel.org # 2.6.35+
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Diffstat (limited to 'fs/nfs/delegation.c')
| -rw-r--r-- | fs/nfs/delegation.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/nfs/delegation.c b/fs/nfs/delegation.c index a1f0685b42ff..2e37d8315d92 100644 --- a/fs/nfs/delegation.c +++ b/fs/nfs/delegation.c @@ -181,8 +181,8 @@ void nfs_inode_reclaim_delegation(struct inode *inode, struct rpc_cred *cred, clear_bit(NFS_DELEGATION_NEED_RECLAIM, &delegation->flags); spin_unlock(&delegation->lock); - put_rpccred(oldcred); rcu_read_unlock(); + put_rpccred(oldcred); trace_nfs4_reclaim_delegation(inode, res->delegation_type); } else { /* We appear to have raced with a delegation return. */ |