From: NeilBrown <neilb@suse.de>
To: Ian Kent <raven@themaw.net>
Cc: autofs@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 4/6 v2] autofs4: factor should_expire() out of autofs4_expire_indirect.
Date: Thu, 17 Jul 2014 14:34:35 +1000 [thread overview]
Message-ID: <20140717143435.2fc69837@notabene.brown> (raw)
In-Reply-To: <1405497017.2527.89.camel@perseus.fritz.box>
[-- Attachment #1: Type: text/plain, Size: 1416 bytes --]
On Wed, 16 Jul 2014 15:50:17 +0800 Ian Kent <raven@themaw.net> wrote:
> > + if (simple_empty(dentry))
> > + return NULL;
> > +
> > + /* Case 2: tree mount, expire iff entire tree is not busy */
> > + if (!exp_leaves) {
> > + /* Path walk currently on this dentry? */
> > + ino_count = atomic_read(&ino->count) + 1;
> > + if (d_count(dentry) > ino_count)
> > + return NULL;
> > +
> > + if (!autofs4_tree_busy(mnt, dentry, timeout, do_now))
> > + return dentry;
> > + /*
> > + * Case 3: pseudo direct mount, expire individual leaves
> > + * (autofs-4.1).
> > + */
>
> I recommend removing one of the tab stops on this since it relates to
> the else case but feels like it's "attached" to the code above the else.
The auto-reindent feature of emacs put it there and I didn't double check.
I've fix it.
>
> > + } else {
> > + /* Path walk currently on this dentry? */
> > + struct dentry *expired;
> > + ino_count = atomic_read(&ino->count) + 1;
> > + if (d_count(dentry) > ino_count)
> > + return NULL;
> > +
> > + expired = autofs4_check_leaves(mnt, dentry, timeout, do_now);
> > + if (expired) {
> > + if (expired == dentry)
> > + dput(dentry);
> > + return dentry;
>
> Umm .. I think this should be "return expired".
Yes, of course it should. Fixed.
>
> Otherwise this looks like a straight refactor.
Thanks,
NeilBrown
[-- Attachment #2: signature.asc --]
[-- Type: application/pgp-signature, Size: 828 bytes --]
next prev parent reply other threads:[~2014-07-17 4:34 UTC|newest]
Thread overview: 33+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-07-09 23:41 [PATCH 0/6] autofs4: support RCU-walk NeilBrown
2014-07-09 23:41 ` [PATCH 1/6] autofs4: remove unused autofs4_ispending() NeilBrown
2014-07-16 3:26 ` Ian Kent
2014-07-09 23:41 ` [PATCH 4/6] autofs4: factor should_expire() out of autofs4_expire_indirect NeilBrown
2014-07-14 0:53 ` [PATCH 4/6 v2] " NeilBrown
2014-07-15 3:48 ` Ian Kent
2014-07-15 4:05 ` NeilBrown
2014-07-15 7:44 ` Ian Kent
2014-07-16 7:50 ` Ian Kent
2014-07-17 4:34 ` NeilBrown [this message]
2014-07-09 23:41 ` [PATCH 5/6] autofs4: avoid taking fs_lock during rcu-walk NeilBrown
2014-07-16 9:52 ` Ian Kent
2014-07-09 23:41 ` [PATCH 2/6] autofs4: remove a redundant assignment NeilBrown
2014-07-16 3:27 ` Ian Kent
2014-07-09 23:41 ` [PATCH 6/6] autofs4: don't take spinlock when not needed in autofs4_lookup_expiring NeilBrown
2014-07-16 3:42 ` Ian Kent
2014-07-16 6:10 ` NeilBrown
2014-07-09 23:41 ` [PATCH 3/6] autofs4: allow RCU-walk to walk through autofs4 NeilBrown
2014-07-16 4:44 ` Ian Kent
2014-07-16 5:51 ` NeilBrown
2014-07-16 6:56 ` Ian Kent
2014-07-17 5:00 ` Ian Kent
2014-07-17 8:04 ` NeilBrown
2014-07-17 10:17 ` Ian Kent
2014-07-29 1:51 ` NeilBrown
2014-07-29 6:37 ` Ian Kent
2014-07-10 7:43 ` [PATCH 0/6] autofs4: support RCU-walk Ian Kent
2014-07-10 7:45 ` Ian Kent
2014-07-10 8:25 ` NeilBrown
2014-07-11 2:49 ` Ian Kent
2014-07-16 3:24 ` Ian Kent
2014-07-16 6:00 ` NeilBrown
2014-07-16 7:21 ` Ian Kent
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=20140717143435.2fc69837@notabene.brown \
--to=neilb@suse.de \
--cc=autofs@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=raven@themaw.net \
/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