From: Jens Axboe <axboe@suse.de>
To: Linus Torvalds <torvalds@transmeta.com>
Cc: Andrew Morton <akpm@zip.com.au>,
Suparna Bhattacharya <suparna@in.ibm.com>,
linux-kernel@vger.kernel.org
Subject: Re: One more bio for for floppy users in 2.5.33..
Date: Thu, 5 Sep 2002 20:38:09 +0200 [thread overview]
Message-ID: <20020905183809.GA23195@suse.de> (raw)
In-Reply-To: <Pine.LNX.4.33.0209051136090.1307-100000@penguin.transmeta.com>
On Thu, Sep 05 2002, Linus Torvalds wrote:
>
> On Thu, 5 Sep 2002, Jens Axboe wrote:
> >
> > However, I don't see how this is a two-liner change. Basically you are
> > changing bi_end_io() from a completion to partial completion invokation,
>
> Right. So we'll add one
>
> bio->bi_end_io(bio, nr_sectors)
>
> to the partial bio completion case in "finish_that_request_first()".
>
> That's one line.
>
> The other line is
>
> if (bio->bi_size) return;
>
> which has to be added to the end-request thing.
>
> (yeah, yeah, there are several end-request functions, and we need to fix
> up the function prototypes too etc, but the point is that the actual
> _work_ is just two real lines of new code).
Ah ok, then we completely agree on what needs doing :-)
And yes, this is 100% identical to the earlier bio code (I forget what
revisions, and that was prior to BK I think).
Jens
next prev parent reply other threads:[~2002-09-05 18:33 UTC|newest]
Thread overview: 30+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-09-03 18:00 One more bio for for floppy users in 2.5.33 Linus Torvalds
2002-09-03 18:02 ` Jens Axboe
2002-09-04 7:25 ` Suparna Bhattacharya
2002-09-04 16:36 ` Linus Torvalds
2002-09-05 7:03 ` Suparna Bhattacharya
2002-09-05 15:06 ` Linus Torvalds
2002-09-05 16:26 ` Andrew Morton
2002-09-05 17:05 ` Linus Torvalds
2002-09-05 18:00 ` Andrew Morton
2002-09-05 18:28 ` Linus Torvalds
2002-09-05 18:31 ` Jens Axboe
2002-09-05 18:38 ` Linus Torvalds
2002-09-05 18:38 ` Jens Axboe [this message]
2002-09-05 19:47 ` Peter Osterlund
2002-09-05 18:42 ` Andrew Morton
2002-09-05 19:03 ` Linus Torvalds
2002-09-05 19:35 ` Andrew Morton
2002-09-05 20:27 ` Linus Torvalds
2002-09-05 20:38 ` Linus Torvalds
2002-09-06 6:47 ` Helge Hafting
2002-09-06 6:59 ` Linus Torvalds
2002-09-09 14:08 ` Bob_Tracy
2002-09-05 20:48 ` Linus Torvalds
2002-09-10 7:25 ` Rogier Wolff
2002-09-10 8:01 ` Andrew Morton
2002-09-07 11:18 ` Daniel Phillips
2002-09-03 20:57 ` Mikael Pettersson
2002-09-03 21:52 ` Linus Torvalds
2002-09-03 22:33 ` Mikael Pettersson
-- strict thread matches above, loose matches on Subject: below --
2002-09-07 14:43 linux
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