linux-kernel - Re: [PATCH 05/10] block: remove per-queue plugging

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20110422153908.GA4430@infradead.org>
Date:	Fri, 22 Apr 2011 11:39:08 -0400
From:	"hch@...radead.org" <hch@...radead.org>
To:	unlisted-recipients:; (no To-header on input)
Cc:	Jens Axboe <jaxboe@...ionio.com>, vgoyal@...hat.com,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 05/10] block: remove per-queue plugging

On Mon, Apr 18, 2011 at 05:23:06PM -0400, hch@...radead.org wrote:
> > NeilBrown (6):
> >       md: use new plugging interface for RAID IO.
> >       md/dm - remove remains of plug_fn callback.
> >       md - remove old plugging code.
> >       md: provide generic support for handling unplug callbacks.
> >       md: incorporate new plugging into raid5.
> >       md: fix up raid1/raid10 unplugging.
> 
> Looking over more of the unplugging left over, is there a reason to
> keep the unplug_work bits in CFQ?  They seem to rather counter the
> current scheme (and it is the last user of kblockd outside of
> blk-core.c)

Jens, Vivkek:

can you take a look at if cfq_schedule_dispatch is still needed in
new unplugging world order?  It's the only kblockd user outside the
block core that's still left, and it seems rather odd to me at least.

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/