linux-kernel - Re: [PATCH V7 3/6] block: pass flags to blk_queue

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Message-ID: <20171003072144.GA23235@ming.t460p>
Date:   Tue, 3 Oct 2017 15:21:45 +0800
From:   Ming Lei <ming.lei@...hat.com>
To:     Christoph Hellwig <hch@...radead.org>
Cc:     Jens Axboe <axboe@...com>, linux-block@...r.kernel.org,
        linux-scsi@...r.kernel.org,
        "Martin K . Petersen" <martin.petersen@...cle.com>,
        "James E . J . Bottomley" <jejb@...ux.vnet.ibm.com>,
        Bart Van Assche <bart.vanassche@...disk.com>,
        Oleksandr Natalenko <oleksandr@...alenko.name>,
        Johannes Thumshirn <jthumshirn@...e.de>,
        Cathy Avery <cavery@...hat.com>,
        Martin Steigerwald <martin@...htvoll.de>,
        linux-kernel@...r.kernel.org, Hannes Reinecke <hare@...e.com>,
        Bart Van Assche <Bart.VanAssche@....com>
Subject: Re: [PATCH V7 3/6] block: pass flags to blk_queue_enter()

On Mon, Oct 02, 2017 at 06:40:32AM -0700, Christoph Hellwig wrote:
> On Sat, Sep 30, 2017 at 02:12:11PM +0800, Ming Lei wrote:
> > We need to pass PREEMPT flags to blk_queue_enter()
> > for allocating request with RQF_PREEMPT in the
> > following patch.
> 
> I don't like having another name space for flags.  It seems like
> we should simply pass ops on, and then map the nowait allocations
> to RQF_PREEMPT to REQ_PREEMPT as done in the series from Bart.

OK, no problem, will integrate Bart's patches in this patchset.

-- 
Ming