From: Christoph Hellwig <hch@infradead.org>
To: Liu Bo <bo.li.liu@oracle.com>
Cc: Christoph Hellwig <hch@infradead.org>, linux-btrfs@vger.kernel.org
Subject: Re: [PATCH] Btrfs: do not reset bio->bi_ops while writing bio
Date: Fri, 25 Aug 2017 00:46:21 -0700 [thread overview]
Message-ID: <20170825074621.GA32249@infradead.org> (raw)
In-Reply-To: <20170824180440.GA16386@lim.localdomain>
On Thu, Aug 24, 2017 at 11:04:40AM -0700, Liu Bo wrote:
> On Thu, Aug 24, 2017 at 07:10:41AM -0700, Christoph Hellwig wrote:
> > On Wed, Aug 23, 2017 at 12:15:09PM -0600, Liu Bo wrote:
> > > flush_epd_write_bio() sets bio->bi_ops by itself to honor REQ_SYNC,
> > > but it's not needed at all since bio->bi_ops has set up properly in
> > > both __extent_writepage() and write_one_eb(), and in the case of
> > > write_one_eb(), it also sets REQ_META, which we will lose in
> > > flush_epd_write_bio().
> > >
> > > This remove this unnecessary bio->bi_ops setting.
> >
> > Nitpick: it's bi_op, not bi_ops.
>
> Ah thanks, it's bio->bi_opf ;)
Heh. Of course..
next prev parent reply other threads:[~2017-08-25 7:46 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-23 18:15 [PATCH] Btrfs: do not reset bio->bi_ops while writing bio Liu Bo
2017-08-24 14:10 ` Christoph Hellwig
2017-08-24 18:04 ` Liu Bo
2017-08-25 7:46 ` Christoph Hellwig [this message]
2017-09-06 14:42 ` David Sterba
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