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Commit 2c52c33a authored by Trond Myklebust's avatar Trond Myklebust Committed by Greg Kroah-Hartman
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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: default avatarTrond Myklebust <trond.myklebust@primarydata.com>
Tested-by: default avatarOleg Drokin <green@linuxhacker.ru>
Signed-off-by: default avatarAnna Schumaker <Anna.Schumaker@Netapp.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent c7a128f0

fs/nfs/nfs4state.c

+3 −0
Original line number Diff line number Diff line
@@ -1493,6 +1493,9 @@ restart: 
					__func__, status);

			case -ENOENT:

			case -ENOMEM:

			case -EACCES:

			case -EROFS:

			case -EIO:

			case -ESTALE:

				/* Open state on this file cannot be recovered */

				nfs4_state_mark_recovery_failed(state, status);