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[linux-cifs-client] cifs: disable serverino if server doesn't support it

Message ID 1248289738-13867-1-git-send-email-jlayton@redhat.com (mailing list archive)
State New, archived
Headers show

Commit Message

Jeff Layton July 22, 2009, 7:08 p.m. UTC
None
diff mbox

Patch

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);