---

yaml
---
r: 86697
b: refs/heads/master
c: 03a143c
h: refs/heads/master
i:
  86695: 8f04c40
v: v3

[refs]

@@ -1,2 +1,2 @@
 ---
-refs/heads/master: c1ce264470f000ccd5965d3718f7d905d559fd64
+refs/heads/master: 03a143c909b808759f188a45c75acb8f043cb209

trunk/fs/cifs/CHANGES

@@ -6,7 +6,9 @@ and sync so that events like out of disk space get reported properly on
 cached files. Fix setxattr failure to certain Samba versions. Fix mount
 of second share to disconnected server session (autoreconnect on this).
 Add ability to modify cifs acls for handling chmod (when mounted with
-cifsacl flag).
+cifsacl flag). Fix prefixpath path separator so we can handle mounts
+with prefixpaths longer than one directory (one path component) when
+mounted to Windows servers.
 
 Version 1.51
 ------------

trunk/fs/cifs/connect.c

@@ -1791,6 +1791,20 @@ void reset_cifs_unix_caps(int xid, struct cifsTconInfo *tcon,
 	}
 }
 
+static void
+convert_delimiter(char *path, char delim)
+{
+	int i;
+
+	if (path == NULL)
+		return;
+
+	for (i = 0; path[i] != '\0'; i++) {
+		if ((path[i] == '/') || (path[i] == '\\'))
+			path[i] = delim;
+	}
+}
+
 int
 cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb,
 	   char *mount_data, const char *devname)
@@ -2056,7 +2070,11 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb,
 		cifs_sb->prepath = volume_info.prepath;
 		if (cifs_sb->prepath) {
 			cifs_sb->prepathlen = strlen(cifs_sb->prepath);
-			cifs_sb->prepath[0] = CIFS_DIR_SEP(cifs_sb);
+			/* we can not convert the / to \ in the path
+			separators in the prefixpath yet because we do not
+			know (until reset_cifs_unix_caps is called later)
+			whether POSIX PATH CAP is available. We normalize
+			the / to \ after reset_cifs_unix_caps is called */
 			volume_info.prepath = NULL;
 		} else
 			cifs_sb->prepathlen = 0;
@@ -2224,6 +2242,9 @@ cifs_mount(struct super_block *sb, struct cifs_sb_info *cifs_sb,
 		else
 			tcon->unix_ext = 0; /* server does not support them */
 
+		/* convert forward to back slashes in prepath here if needed */
+		convert_delimiter(cifs_sb->prepath, CIFS_DIR_SEP(cifs_sb));
+
 		if ((tcon->unix_ext == 0) && (cifs_sb->rsize > (1024 * 127))) {
 			cifs_sb->rsize = 1024 * 127;
 			cFYI(DBG2,