From: Waiman Long <waiman.long@hp.com>
To: Al Viro <viro@ZenIV.linux.org.uk>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
Jeff Layton <jlayton@redhat.com>,
Miklos Szeredi <mszeredi@suse.cz>, Ingo Molnar <mingo@redhat.com>,
Thomas Gleixner <tglx@linutronix.de>, Ian Kent <raven@themaw.net>,
autofs mailing list <autofs@vger.kernel.org>,
linux-fsdevel <linux-fsdevel@vger.kernel.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Peter Zijlstra <peterz@infradead.org>,
Steven Rostedt <rostedt@goodmis.org>,
Benjamin Herrenschmidt <benh@kernel.crashing.org>,
Andi Kleen <andi@firstfloor.org>,
"Chandramouleeswaran, Aswin" <aswin@hp.com>,
"Norton, Scott J" <scott.norton@hp.com>
Subject: Re: [PATCH v4 04/12] auto-fs: rename d_count field of dentry to d_refcount
Date: Thu, 04 Jul 2013 10:51:29 -0400 [thread overview]
Message-ID: <51D58BF1.1050202@hp.com> (raw)
In-Reply-To: <20130704045956.GO4165@ZenIV.linux.org.uk>
On 07/04/2013 12:59 AM, Al Viro wrote:
> On Wed, Jul 03, 2013 at 08:50:07PM -0700, Linus Torvalds wrote:
>> On Wed, Jul 3, 2013 at 8:33 PM, Waiman Long<Waiman.Long@hp.com> wrote:
>>> Because of the d_count name change made in dcache.h, all references
>>> to d_count have to be changed to d_refcount. There is no change in
>>> logic and everything should just work.
>> These filesystem patches need to be just joined into the same patch
>> that does the d_count -> d_refcount change.
>>
>> Otherwise the kernel won't build in lots of configurations for some
>> commits, which makes things like bisecting much more painful than it
>> should be.
>>
>> So we can't do piece-meal changes that break the build for parts of the tree.
> Frankly, my preference here would be to add static inline unsigned d_count(...)
> and convert the uses of ->d_count outside of fs/{dcache.c,namei.c} and
> include/linux/dcache.c to it as the first commit. All users outside those
> are readers, so there's no point playing with macros in this case...
Yes, I could do that.
Regards,
Longman
next prev parent reply other threads:[~2013-07-04 14:51 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-07-04 3:33 [PATCH v4 04/12] auto-fs: rename d_count field of dentry to d_refcount Waiman Long
2013-07-04 3:50 ` Linus Torvalds
2013-07-04 4:59 ` Al Viro
2013-07-04 14:51 ` Waiman Long [this message]
2013-07-04 14:47 ` Waiman Long
2013-07-04 17:53 ` Linus Torvalds
2013-07-04 21:50 ` Thomas Gleixner
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