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Date: Wed, 25 Mar 2015 14:00:41 +0000 From: Luis Henriques <luis.henriques@...onical.com> To: linux-kernel@...r.kernel.org, stable@...r.kernel.org, kernel-team@...ts.ubuntu.com Cc: Trond Myklebust <trond.myklebust@...marydata.com>, Luis Henriques <luis.henriques@...onical.com> Subject: [PATCH 3.16.y-ckt 068/165] NFSv4: Don't call put_rpccred() under the rcu_read_lock() 3.16.7-ckt9 -stable review patch. If anyone has any objections, please let me know. ------------------ From: Trond Myklebust <trond.myklebust@...marydata.com> 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@...marydata.com> Signed-off-by: Luis Henriques <luis.henriques@...onical.com> --- fs/nfs/delegation.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) 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. */ -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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