From: Shaohua Li <shaohua.li@intel.com>
To: Andrew Morton <akpm@linux-foundation.org>
Cc: "linux-btrfs@vger.kernel.org" <linux-btrfs@vger.kernel.org>,
"linux-fsdevel@vger.kernel.org" <linux-fsdevel@vger.kernel.org>,
Chris Mason <chris.mason@oracle.com>,
Christoph Hellwig <hch@infradead.org>,
Arjan van de Ven <arjan@infradead.org>
Subject: Re: [RFC 1/5] add metadata_incore ioctl in vfs
Date: Tue, 14 Dec 2010 09:12:48 +0800 [thread overview]
Message-ID: <1292289168.2323.460.camel@sli10-conroe> (raw)
In-Reply-To: <20101213164036.020be83d.akpm@linux-foundation.org>
On Tue, 2010-12-14 at 08:40 +0800, Andrew Morton wrote:
> On Mon, 13 Dec 2010 15:22:10 +0800
> Shaohua Li <shaohua.li@intel.com> wrote:
>
> > Add an ioctl to dump filesystem's metadata in memory in vfs. Userspace collects
> > such info and uses it to do metadata readahead.
> > Filesystem can hook to super_operations.metadata_incore to get metadata in
> > specific approach. Next patch will give an example how to implement
> > .metadata_incore in btrfs.
> >
Thanks for your time, akpm. I'll adopt your suggestions in next post.
Thanks,
Shaohua
prev parent reply other threads:[~2010-12-14 1:12 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-12-13 7:22 [RFC 1/5] add metadata_incore ioctl in vfs Shaohua Li
2010-12-14 0:40 ` Andrew Morton
2010-12-14 1:12 ` Shaohua Li [this message]
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