From: David Woodhouse <dwmw2@infradead.org>
To: Chris Mason <chris.mason@oracle.com>
Cc: linux-btrfs@vger.kernel.org
Subject: Re: [PATCH] btrfs: remove crc32c.h and use libcrc32c directly.
Date: Mon, 20 Apr 2009 00:41:05 +0100 [thread overview]
Message-ID: <1240184465.11524.0.camel@macbook.infradead.org> (raw)
In-Reply-To: <1240183836.10853.1.camel@think.oraclecorp.com>
On Sun, 2009-04-19 at 19:30 -0400, Chris Mason wrote:
> On Mon, 2009-04-20 at 00:19 +0100, David Woodhouse wrote:
> > On Sun, 2009-04-19 at 19:11 -0400, Chris Mason wrote:
> > > How does this enable the HW crc32c? Unless I'm missing something you're
> > > doing crc32c instead of btrfs_crc32c, but btrfs_crc32c was #defined to
> > > crc32c?
> >
> > It doesn't. You're _already_ using the hardware crc32c.
> >
>
> Ok, that makes more sense ;) I'll fixup the changelog when I merge the
> patch.
The changelog already said "libcrc32c now does that for us
through the crypto API -- so we're already using the Intel crc32c
acceleration where appropriate, without having to do anything special."
--
David Woodhouse Open Source Technology Centre
David.Woodhouse@intel.com Intel Corporation
prev parent reply other threads:[~2009-04-19 23:41 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2009-04-19 12:02 [PATCH] btrfs: remove crc32c.h and use libcrc32c directly David Woodhouse
2009-04-19 23:11 ` Chris Mason
2009-04-19 23:19 ` David Woodhouse
2009-04-19 23:30 ` Chris Mason
2009-04-19 23:41 ` David Woodhouse [this message]
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