[linux-cifs-client] [PATCH] cifs: disable serverino if server doesn't support it
Jeff Layton
jlayton at redhat.com
Wed Jul 22 13:08:08 MDT 2009
A recent regression when dealing with older servers. This bug was
introduced when we made serverino the default...
When the server can't provide inode numbers, disable it for the mount.
Signed-off-by: Jeff Layton <jlayton at redhat.com>
---
fs/cifs/inode.c | 5 ++++-
1 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c
index 2680a5b..b93bf00 100644
--- a/fs/cifs/inode.c
+++ b/fs/cifs/inode.c
@@ -513,9 +513,12 @@ int cifs_get_inode_info(struct inode **pinode,
cifs_sb->mnt_cifs_flags &
CIFS_MOUNT_MAP_SPECIAL_CHR);
if (rc1) {
- /* BB EOPNOSUPP disable SERVER_INUM? */
cFYI(1, ("GetSrvInodeNum rc %d", rc1));
fattr.cf_uniqueid = iunique(sb, ROOT_I);
+ /* disable serverino if call not supported */
+ if (rc1 == -EINVAL)
+ cifs_sb->mnt_cifs_flags &=
+ ~CIFS_MOUNT_SERVER_INUM;
}
} else {
fattr.cf_uniqueid = iunique(sb, ROOT_I);
--
1.6.2.5
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