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authorSteve French <sfrench@us.ibm.com>2011-05-27 03:50:55 +0000
committerSteve French <sfrench@us.ibm.com>2011-05-27 03:50:55 +0000
commitf87d39d951329cd8f462bf9007d334122c0599d0 (patch)
treeba4c4d9dee6958c7d8ee87070a58d80389be2d2f /fs/cifs/dir.c
parent641a58d66d086327042e9d73c6606fd02c8f067c (diff)
downloadlinux-f87d39d951329cd8f462bf9007d334122c0599d0.tar.bz2
[CIFS] Migrate from prefixpath logic
Now we point superblock to a server share root and set a root dentry appropriately. This let us share superblock between mounts like //server/sharename/foo/bar and //server/sharename/foo further. Reviewed-by: Jeff Layton <jlayton@redhat.com> Signed-off-by: Pavel Shilovsky <piastry@etersoft.ru> Signed-off-by: Steve French <sfrench@us.ibm.com>
Diffstat (limited to 'fs/cifs/dir.c')
-rw-r--r--fs/cifs/dir.c7
1 files changed, 2 insertions, 5 deletions
diff --git a/fs/cifs/dir.c b/fs/cifs/dir.c
index 0521492f5b3b..aa0669a82922 100644
--- a/fs/cifs/dir.c
+++ b/fs/cifs/dir.c
@@ -50,7 +50,6 @@ build_path_from_dentry(struct dentry *direntry)
{
struct dentry *temp;
int namelen;
- int pplen;
int dfsplen;
char *full_path;
char dirsep;
@@ -63,13 +62,12 @@ build_path_from_dentry(struct dentry *direntry)
when the server crashed */
dirsep = CIFS_DIR_SEP(cifs_sb);
- pplen = cifs_sb->prepathlen;
if (tcon->Flags & SMB_SHARE_IS_IN_DFS)
dfsplen = strnlen(tcon->treeName, MAX_TREE_SIZE + 1);
else
dfsplen = 0;
cifs_bp_rename_retry:
- namelen = pplen + dfsplen;
+ namelen = dfsplen;
for (temp = direntry; !IS_ROOT(temp);) {
namelen += (1 + temp->d_name.len);
temp = temp->d_parent;
@@ -100,7 +98,7 @@ cifs_bp_rename_retry:
return NULL;
}
}
- if (namelen != pplen + dfsplen) {
+ if (namelen != dfsplen) {
cERROR(1, "did not end path lookup where expected namelen is %d",
namelen);
/* presumably this is only possible if racing with a rename
@@ -126,7 +124,6 @@ cifs_bp_rename_retry:
}
}
}
- strncpy(full_path + dfsplen, CIFS_SB(direntry->d_sb)->prepath, pplen);
return full_path;
}