smb311: Add support for lookup with posix extensions query info

Improve support for lookup when using SMB3.1.1 posix mounts.
Use new info level 100 (posix query info)

Signed-off-by: Steve French <stfrench@microsoft.com>
Reviewed-by: Aurelien Aptel <aaptel@suse.com>

diff --git a/fs/cifs/dir.c b/fs/cifs/dir.c
index 36e7b2f..aa61ffa 100644 (file)
--- a/fs/cifs/dir.c
+++ b/fs/cifs/dir.c
@@ -700,7 +700,9 @@ cifs_lookup(struct inode *parent_dir_inode, struct dentry *direntry,
        cifs_dbg(FYI, "Full path: %s inode = 0x%p\n",
                 full_path, d_inode(direntry));
 
-       if (pTcon->unix_ext) {
+       if (pTcon->posix_extensions)
+               rc = smb311_posix_get_inode_info(&newInode, full_path, parent_dir_inode->i_sb, xid);
+       else if (pTcon->unix_ext) {
                rc = cifs_get_inode_info_unix(&newInode, full_path,
                                              parent_dir_inode->i_sb, xid);
        } else {