diff options
| author | Steve Dickson <steved@redhat.com> | 2012-06-06 14:12:07 -0400 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2012-06-06 14:32:40 -0400 |
| commit | f25efd851cc8c0f63d74334bc784a437f4df8ee4 (patch) | |
| tree | fc3c0f010771cc7b3a1a7dca46ac41b187816627 | |
| parent | 9bce008bae8b57bc7b007bcc2071d1247a527120 (diff) | |
NFS: Map minor mismatch error to protocol not support error.
Sservers that only have NFSv4.1 support the
NFS4ERR_MINOR_VERS_MISMATCH error is return on
v4.0 mounts. Mapping that error to EPROTONOSUPPORT
will cause the mount to back off to v3 instead of
failing.
Signed-off-by: Steve Dickson <steved@redhat.com>
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
| -rw-r--r-- | fs/nfs/nfs4proc.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index 7c218fd1ec21..bfc919fd3f06 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -105,6 +105,8 @@ static int nfs4_map_errors(int err) return -EINVAL; case -NFS4ERR_SHARE_DENIED: return -EACCES; + case -NFS4ERR_MINOR_VERS_MISMATCH: + return -EPROTONOSUPPORT; default: dprintk("%s could not handle NFSv4 error %d\n", __func__, -err); |