From: David Howells <dhowells@redhat.com>
To: viro@ZenIV.linux.org.uk
Cc: linux-fsdevel@vger.kernel.org, linux-afs@lists.infradead.org,
linux-nfs@vger.kernel.org, linux-cifs@vger.kernel.org,
linux-kernel@vger.kernel.org, David Howells <dhowells@redhat.com>
Subject: [PATCH 5/6] Remove the automount through follow_link() kludge code from pathwalk
Date: Thu, 22 Jul 2010 18:59:08 +0100 [thread overview]
Message-ID: <20100722175907.5552.34758.stgit@warthog.procyon.org.uk> (raw)
In-Reply-To: <20100722175847.5552.11520.stgit@warthog.procyon.org.uk>
Remove the automount through follow_link() kludge code from pathwalk in favour
of using d_automount().
Signed-off-by: David Howells <dhowells@redhat.com>
---
fs/namei.c | 17 +++--------------
1 files changed, 3 insertions(+), 14 deletions(-)
diff --git a/fs/namei.c b/fs/namei.c
index fcec3c6..86068a2 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -845,17 +845,6 @@ fail:
}
/*
- * This is a temporary kludge to deal with "automount" symlinks; proper
- * solution is to trigger them on follow_mount(), so that do_lookup()
- * would DTRT. To be killed before 2.6.34-final.
- */
-static inline int follow_on_final(struct inode *inode, unsigned lookup_flags)
-{
- return inode && unlikely(inode->i_op->follow_link) &&
- ((lookup_flags & LOOKUP_FOLLOW) || S_ISDIR(inode->i_mode));
-}
-
-/*
* Name resolution.
* This is the basic name resolution function, turning a pathname into
* the final dentry. We expect 'base' to be positive and a directory.
@@ -975,7 +964,8 @@ last_component:
if (err)
break;
inode = next.dentry->d_inode;
- if (follow_on_final(inode, lookup_flags)) {
+ if (inode && unlikely(inode->i_op->follow_link) &&
+ (lookup_flags & LOOKUP_FOLLOW)) {
err = do_follow_link(&next, nd);
if (err)
goto return_err;
@@ -1888,8 +1878,7 @@ reval:
struct inode *inode = path.dentry->d_inode;
void *cookie;
error = -ELOOP;
- /* S_ISDIR part is a temporary automount kludge */
- if (!(nd.flags & LOOKUP_FOLLOW) && !S_ISDIR(inode->i_mode))
+ if (!(nd.flags & LOOKUP_FOLLOW))
goto exit_dput;
if (count++ == 32)
goto exit_dput;
next prev parent reply other threads:[~2010-07-22 17:59 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-07-22 17:58 [PATCH 1/6] Add a dentry op to handle automounting rather than abusing follow_link() David Howells
2010-07-22 17:58 ` [PATCH 2/6] AFS: Use d_automount() " David Howells
2010-07-22 17:58 ` [PATCH 3/6] NFS: " David Howells
2010-07-22 17:59 ` [PATCH 4/6] CIFS: " David Howells
2010-07-22 17:59 ` David Howells [this message]
2010-07-22 17:59 ` [PATCH 6/6] Add an AT_NO_AUTOMOUNT flag to suppress terminal automount David Howells
2010-07-22 18:01 ` David Howells
2010-07-23 15:09 ` [PATCH 1/6] Add a dentry op to handle automounting rather than abusing follow_link() [ver #2] David Howells
2010-07-24 4:11 ` Ian Kent
2010-07-26 14:19 ` David Howells
2010-07-26 15:22 ` Ian Kent
2010-07-26 15:54 ` David Howells
2010-07-27 3:43 ` Ian Kent
2010-07-27 8:48 ` David Howells
2010-07-27 12:51 ` Ian Kent
2010-07-23 15:11 ` [PATCH 6/6] Add an AT_NO_AUTOMOUNT flag to suppress terminal automount " David Howells
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20100722175907.5552.34758.stgit@warthog.procyon.org.uk \
--to=dhowells@redhat.com \
--cc=linux-afs@lists.infradead.org \
--cc=linux-cifs@vger.kernel.org \
--cc=linux-fsdevel@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-nfs@vger.kernel.org \
--cc=viro@ZenIV.linux.org.uk \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox
all inboxes | Powered by JetHome®