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Enable dfs submounts to handle remote referrals.

Browse source 
Having remote dfs root support in cifs_mount, we can
afford to pass into it UNC that is remote.

Signed-off-by: Igor Mammedov <niallain@gmail.com>
Acked-by: Jeff Layton <jlayton@redhat.com>
Signed-off-by: Steve French <sfrench@us.ibm.com>
This commit is contained in:
Igor Mammedov 2009-03-17 19:00:30 +03:00 • committed by Steve French
parent 20418acd68
commit 1af28ceb92
1 changed files with 14 additions and 18 deletions
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32
fs/cifs/cifs_dfs_ref.c
View file

@ -341,27 +341,23 @@ cifs_dfs_follow_mountpoint(struct dentry *dentry, struct nameidata *nd)
for (i = 0; i < num_referrals; i++) { for (i = 0; i < num_referrals; i++) {
dump_referral(referrals+i); dump_referral(referrals+i);
/* connect to a storage node */ /* connect to a node */
if (referrals[i].flags & DFSREF_STORAGE_SERVER) { int len;
int len; len = strlen(referrals[i].node_name);
len = strlen(referrals[i].node_name); if (len < 2) {
if (len < 2) { cERROR(1, ("%s: Net Address path too short: %s",
cERROR(1, ("%s: Net Address path too short: %s",
__func__, referrals[i].node_name)); __func__, referrals[i].node_name));
rc = -EINVAL; rc = -EINVAL;
goto out_err; goto out_err;
} }
mnt = cifs_dfs_do_refmount(nd->path.mnt, mnt = cifs_dfs_do_refmount(nd->path.mnt,
nd->path.dentry, nd->path.dentry, referrals + i);
referrals + i); cFYI(1, ("%s: cifs_dfs_do_refmount:%s , mnt:%p", __func__,
cFYI(1, ("%s: cifs_dfs_do_refmount:%s , mnt:%p",
__func__,
referrals[i].node_name, mnt)); referrals[i].node_name, mnt));
/* complete mount procedure if we accured submount */ /* complete mount procedure if we accured submount */
if (!IS_ERR(mnt)) if (!IS_ERR(mnt))
break; break;
}
} }
/* we need it cause for() above could exit without valid submount */ /* we need it cause for() above could exit without valid submount */