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Commit ce6e7fcd authored by Jeff Layton's avatar Jeff Layton Committed by Steve French
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cifs: disable serverino if server doesn't support it 



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: default avatarJeff Layton <jlayton@redhat.com>
Signed-off-by: default avatarSteve French <sfrench@us.ibm.com>
parent aea1f796

fs/cifs/inode.c

+4 −1
Original line number Diff line number Diff line
@@ -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);