From: Jens Axboe <axboe@suse.de>
To: Samium Gromoff <deepfire@ibe.miee.ru>
Cc: linux-kernel@vger.kernel.org, sct@redhat.com, akpm@digeo.com
Subject: Re: [BIO] request->flags ambiguity
Date: Fri, 27 Jun 2003 13:29:20 +0200 [thread overview]
Message-ID: <20030627112920.GG821@suse.de> (raw)
In-Reply-To: <20030627142829.5aea7015.deepfire@ibe.miee.ru>
On Fri, Jun 27 2003, Samium Gromoff wrote:
> On Fri, 27 Jun 2003 12:48:22 +0200
> Jens Axboe <axboe@suse.de> wrote:
> -- snip --
> > > Is it ok to have a possibility of a request with conflicting
> > > meanings attached to it? For example REQ_CMD | REQ_PM_SHUTDOWN
> > > | REQ_SPECIAL.
> >
> > No of course not.
> -- snip --
> > > Shouldn`t it make more sense to separate request-type-indicator
> > > flags into a separate unambiguous type field, which would take
> > > one of the following values: - read/write request - sense query
> > > - power control - special request
> > >
> > > And not a currently possible combination of all of them, which
> > > seem to be the current situation.
> >
> > There has been talk of that before, search the archives.
>
> Umm, i`ve tried and failed, couldn`t you share some vague
> pointers about the topic or something?
Some pointers here
http://marc.theaimsgroup.com/?l=linux-kernel&m=105482104321668&w=2
--
Jens Axboe
prev parent reply other threads:[~2003-06-27 11:15 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2003-06-27 9:47 [BIO] request->flags ambiguity Samium Gromoff
2003-06-27 10:48 ` Jens Axboe
2003-06-27 10:28 ` Samium Gromoff
2003-06-27 11:29 ` Jens Axboe [this message]
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