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| author | Steve French <sfrench@us.ibm.com> | 2011-05-27 03:50:55 +0000 |
|---|---|---|
| committer | Steve French <sfrench@us.ibm.com> | 2011-05-27 03:50:55 +0000 |
| commit | f87d39d951329cd8f462bf9007d334122c0599d0 (patch) | |
| tree | ba4c4d9dee6958c7d8ee87070a58d80389be2d2f /fs/cifs/inode.c | |
| parent | 641a58d66d086327042e9d73c6606fd02c8f067c (diff) | |
| download | linux-f87d39d951329cd8f462bf9007d334122c0599d0.tar.gz linux-f87d39d951329cd8f462bf9007d334122c0599d0.tar.bz2 linux-f87d39d951329cd8f462bf9007d334122c0599d0.zip | |
[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/inode.c')
| -rw-r--r-- | fs/cifs/inode.c | 19 |
1 files changed, 6 insertions, 13 deletions
diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c index 5e278d37912b..53ea6250a51d 100644 --- a/fs/cifs/inode.c +++ b/fs/cifs/inode.c @@ -735,10 +735,10 @@ static const struct inode_operations cifs_ipc_inode_ops = { .lookup = cifs_lookup, }; -char *cifs_build_path_to_root(struct cifs_sb_info *cifs_sb, - struct cifsTconInfo *tcon) +char *cifs_build_path_to_root(struct smb_vol *vol, struct cifs_sb_info *cifs_sb, + struct cifsTconInfo *tcon) { - int pplen = cifs_sb->prepathlen; + int pplen = vol->prepath ? strlen(vol->prepath) : 0; int dfsplen; char *full_path = NULL; @@ -772,7 +772,7 @@ char *cifs_build_path_to_root(struct cifs_sb_info *cifs_sb, } } } - strncpy(full_path + dfsplen, cifs_sb->prepath, pplen); + strncpy(full_path + dfsplen, vol->prepath, pplen); full_path[dfsplen + pplen] = 0; /* add trailing null */ return full_path; } @@ -884,19 +884,13 @@ struct inode *cifs_root_iget(struct super_block *sb) struct cifs_sb_info *cifs_sb = CIFS_SB(sb); struct inode *inode = NULL; long rc; - char *full_path; struct cifsTconInfo *tcon = cifs_sb_master_tcon(cifs_sb); - full_path = cifs_build_path_to_root(cifs_sb, tcon); - if (full_path == NULL) - return ERR_PTR(-ENOMEM); - xid = GetXid(); if (tcon->unix_ext) - rc = cifs_get_inode_info_unix(&inode, full_path, sb, xid); + rc = cifs_get_inode_info_unix(&inode, "", sb, xid); else - rc = cifs_get_inode_info(&inode, full_path, NULL, sb, - xid, NULL); + rc = cifs_get_inode_info(&inode, "", NULL, sb, xid, NULL); if (!inode) { inode = ERR_PTR(rc); @@ -922,7 +916,6 @@ struct inode *cifs_root_iget(struct super_block *sb) } out: - kfree(full_path); /* can not call macro FreeXid here since in a void func * TODO: This is no longer true */ |