From: Christoph Hellwig <hch@lst.de>
To: Jens Axboe <axboe@kernel.dk>
Cc: Christoph Hellwig <hch@lst.de>,
keith.busch@intel.com, linux-nvme@lists.infradead.org,
linux-block@vger.kernel.org, linux-kernel@vger.kernel.org,
Ming Lin <ming.l@ssi.samsung.com>
Subject: Re: [PATCH 1/8] blk-mq: add blk_mq_alloc_request_hctx
Date: Wed, 8 Jun 2016 13:54:34 +0200 [thread overview]
Message-ID: <20160608115434.GA30912@lst.de> (raw)
In-Reply-To: <5757A3D2.1030003@kernel.dk>
On Tue, Jun 07, 2016 at 10:49:22PM -0600, Jens Axboe wrote:
> Why are we duplicating this code here? If NOWAIT isn't set, then we'll
> always return a request. bt_get() will run the queue for us, if it needs
> to. blk_mq_alloc_request() does this too, and I'm guessing that code was
> just copied. I'll fix that up. Looks like this should just be:
The generic code is a bit of a mess as it does the nowait optimization
in two different cases, I'll send you a separate cleanup patch for that.
next prev parent reply other threads:[~2016-06-08 11:54 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-06-06 21:21 generic NVMe over Fabrics library support Christoph Hellwig
2016-06-06 21:21 ` [PATCH 1/8] blk-mq: add blk_mq_alloc_request_hctx Christoph Hellwig
2016-06-07 14:57 ` Keith Busch
2016-06-07 15:27 ` Ming Lin
2016-06-07 23:21 ` Ming Lin
2016-06-08 4:49 ` Jens Axboe
2016-06-08 5:20 ` Ming Lin
2016-06-08 11:56 ` Christoph Hellwig
2016-06-08 11:54 ` Christoph Hellwig [this message]
2016-06-06 21:21 ` [PATCH 2/8] nvme: allow transitioning from NEW to LIVE state Christoph Hellwig
2016-06-06 21:21 ` [PATCH 3/8] nvme: Modify and export sync command submission for fabrics Christoph Hellwig
2016-06-06 21:21 ` [PATCH 4/8] nvme: add fabrics sysfs attributes Christoph Hellwig
2016-06-07 8:52 ` Johannes Thumshirn
2016-06-07 10:51 ` Christoph Hellwig
2016-06-07 15:21 ` Christoph Hellwig
2016-06-06 21:21 ` [PATCH 5/8] nvme.h: add NVMe over Fabrics definitions Christoph Hellwig
2016-06-06 21:21 ` [PATCH 6/8] nvme-fabrics: add a generic NVMe over Fabrics library Christoph Hellwig
2016-06-06 21:21 ` [PATCH 7/8] nvme.h: Add keep-alive opcode and identify controller attribute Christoph Hellwig
2016-06-06 21:21 ` [PATCH 8/8] nvme: add keep-alive support Christoph Hellwig
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