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authorTrond Myklebust <trond.myklebust@primarydata.com>2016-09-22 13:39:18 -0400
committerMister Oyster <oysterized@gmail.com>2017-04-11 10:58:21 +0200
commitd41c83046d8cfb1c7c8527f2c75a3731b63af351 (patch)
tree938b9450824195c5c286e0e50c88312cb30abc34
parent16a8173c4c0956bc1a0ff048d5b52ee7ccff5b8f (diff)
NFSv4: Open state recovery must account for file permission changes
commit 304020fe48c6c7fff8b5a38f382b54404f0f79d3 upstream. If the file permissions change on the server, then we may not be able to recover open state. If so, we need to ensure that we mark the file descriptor appropriately. Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com> Tested-by: Oleg Drokin <green@linuxhacker.ru> Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com> Signed-off-by: Willy Tarreau <w@1wt.eu>
-rw-r--r--fs/nfs/nfs4state.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c
index 2bdaf57c8..7d45b38ae 100644
--- a/fs/nfs/nfs4state.c
+++ b/fs/nfs/nfs4state.c
@@ -1464,6 +1464,9 @@ restart:
"Zeroing state\n", __func__, status);
case -ENOENT:
case -ENOMEM:
+ case -EACCES:
+ case -EROFS:
+ case -EIO:
case -ESTALE:
/*
* Open state on this file cannot be recovered