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| author | Trond Myklebust <trond.myklebust@primarydata.com> | 2015-02-26 20:54:46 +0300 |
|---|---|---|
| committer | Jiri Slaby <jslaby@suse.cz> | 2015-03-16 16:58:20 +0300 |
| commit | 168d2e5ef722d727d632b27226e36d14123af5b2 (patch) | |
| tree | df40e2be2bda4899671120ef18049e054b90b772 | |
| parent | fec983fe4a8885f402ba647d9c476e6b644ce787 (diff) | |
| download | linux-168d2e5ef722d727d632b27226e36d14123af5b2.tar.xz | |
NFSv4: Don't call put_rpccred() under the rcu_read_lock()
commit 7c0af9ffb7bb4e5355470fa60b3eb711ddf226fa upstream.
put_rpccred() can sleep.
Fixes: 8f649c3762547 ("NFSv4: Fix the locking in nfs_inode_reclaim_delegation()")
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Signed-off-by: Jiri Slaby <jslaby@suse.cz>
| -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 3ed1be9aade3..2ea3537b8bde 100644 --- a/fs/nfs/delegation.c +++ b/fs/nfs/delegation.c @@ -161,8 +161,8 @@ void nfs_inode_reclaim_delegation(struct inode *inode, struct rpc_cred *cred, &delegation->flags); NFS_I(inode)->delegation_state = delegation->type; 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. */ |