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authorSteve French <sfrench@us.ibm.com>2005-08-23 20:26:03 -0700
committerSteve French <sfrench@us.ibm.com>2005-08-23 20:26:03 -0700
commit6b8edfe0f918e7585acb3bd63f62ff56e32dd3d2 (patch)
treeea9c6c9c85b0653aeac1abad87ad160114de28af /fs/cifs/inode.c
parenta10faeb2a3e266385cc334fe9af76e08e5e4330f (diff)
[CIFS] Support for mounting to older servers part 2. Add support for
legacy getattr (lookup). Signed-off-by: Steve French (sfrench@us.ibm.com)
Diffstat (limited to 'fs/cifs/inode.c')
-rw-r--r--fs/cifs/inode.c12
1 files changed, 11 insertions, 1 deletions
diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c
index 2d50b3507d13..34f0168c4041 100644
--- a/fs/cifs/inode.c
+++ b/fs/cifs/inode.c
@@ -215,8 +215,18 @@ int cifs_get_inode_info(struct inode **pinode,
pfindData = (FILE_ALL_INFO *)buf;
/* could do find first instead but this returns more info */
rc = CIFSSMBQPathInfo(xid, pTcon, search_path, pfindData,
- cifs_sb->local_nls, cifs_sb->mnt_cifs_flags &
+ cifs_sb->local_nls, cifs_sb->mnt_cifs_flags &
CIFS_MOUNT_MAP_SPECIAL_CHR);
+ /* BB optimize code so we do not make the above call
+ when server claims no NT SMB support and the above call
+ failed at least once - set flag in tcon or mount */
+ if((rc == -EOPNOTSUPP) || (rc == -EINVAL)) {
+ rc = SMBQueryInformation(xid, pTcon, search_path,
+ pfindData, cifs_sb->local_nls,
+ cifs_sb->mnt_cifs_flags &
+ CIFS_MOUNT_MAP_SPECIAL_CHR);
+ }
+
}
/* dump_mem("\nQPathInfo return data",&findData, sizeof(findData)); */
if (rc) {