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From: Jens Axboe <axboe@kernel.dk>
To: Richard Weinberger <richard.weinberger@gmail.com>
Cc: linux-block@vger.kernel.org,
	"linux-mtd @ lists . infradead . org"
	<linux-mtd@lists.infradead.org>,
	David Woodhouse <dwmw2@infradead.org>
Subject: Re: [PATCH 16/17] mtd_blkdevs: convert to blk-mq
Date: Thu, 11 Oct 2018 15:14:07 -0600	[thread overview]
Message-ID: <263ca89f-94e4-1238-e396-8fb0a0111f97@kernel.dk> (raw)
In-Reply-To: <CAFLxGvy04s++HExKixU02=e86kx4yqcz+boeepxi9=uDU94sQg@mail.gmail.com>

On 10/11/18 3:03 PM, Richard Weinberger wrote:
> Jens,
> 
> On Thu, Oct 11, 2018 at 7:00 PM Jens Axboe <axboe@kernel.dk> wrote:
>>
>> Straight forward conversion, using an internal list to enable the
>> driver to pull requests at will.
>>
>> Dynamically allocate the tag set to avoid having to pull in the
>> block headers for blktrans.h, since various mtd drivers use
>> block conflicting names for defines and functions.
> 
> This explodes on my test system. :-/

I think I see it, that was pretty stupid... Can you try with this one
on top as well?

diff --git a/drivers/mtd/mtd_blkdevs.c b/drivers/mtd/mtd_blkdevs.c
index c26d692781af..e8f8fddce063 100644
--- a/drivers/mtd/mtd_blkdevs.c
+++ b/drivers/mtd/mtd_blkdevs.c
@@ -187,8 +187,8 @@ static void mtd_blktrans_work(struct mtd_blktrans_dev *dev)
 		mutex_unlock(&dev->lock);
 
 		if (!blk_update_request(req, res, blk_rq_cur_bytes(req))) {
-			req = NULL;
 			__blk_mq_end_request(req, res);
+			req = NULL;
 		}
 
 		background_done = 0;

-- 
Jens Axboe

  reply	other threads:[~2018-10-11 21:14 UTC|newest]

Thread overview: 56+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-10-11 16:58 [PATCHSET 0/17] Convert drivers to blk-mq Jens Axboe
2018-10-11 16:58 ` [PATCH 01/17] sunvdc: convert " Jens Axboe
2018-10-15 10:38   ` Ming Lei
2018-10-15 14:19     ` Jens Axboe
2018-10-15 14:50       ` Jens Axboe
2018-10-11 16:58 ` [PATCH 02/17] sx8: " Jens Axboe
2018-10-11 16:58 ` [PATCH 03/17] ps3disk: " Jens Axboe
2018-10-12 22:47   ` Geoff Levand
2018-10-13  0:58     ` Jens Axboe
2018-10-15 16:22       ` Geoff Levand
2018-10-15 16:27         ` Jens Axboe
2018-10-15 16:47           ` Jens Axboe
2018-10-15 18:23           ` Geoff Levand
2018-10-15 18:38             ` Jens Axboe
2018-10-15 19:09               ` Jens Axboe
2018-10-15 19:24               ` Geoff Levand
2018-10-15 19:30                 ` Jens Axboe
2018-10-11 16:58 ` [PATCH 04/17] paride: convert pcd " Jens Axboe
2018-10-11 16:58 ` [PATCH 05/17] paride: convert pd " Jens Axboe
2018-10-11 16:58 ` [PATCH 06/17] paride: convert pf " Jens Axboe
2018-10-11 16:58 ` [PATCH 07/17] uml: convert ubd " Jens Axboe
2018-10-15 10:27   ` Ming Lei
2018-10-15 14:16     ` Jens Axboe
2018-10-11 16:59 ` [PATCH 08/17] ms_block: convert " Jens Axboe
2018-10-14  6:30   ` Maxim Levitsky
2018-10-11 16:59 ` [PATCH 09/17] mspro_block: " Jens Axboe
2018-10-11 16:59 ` [PATCH 10/17] gdrom: " Jens Axboe
2018-10-11 16:59 ` [PATCH 11/17] z2ram: " Jens Axboe
2018-10-11 16:59 ` [PATCH 12/17] blk-mq-sched: export way for drivers to insert request Jens Axboe
2018-10-14 18:49   ` Christoph Hellwig
2018-10-14 18:56     ` Jens Axboe
2018-10-11 16:59 ` [PATCH 13/17] ide: convert to blk-mq Jens Axboe
2018-10-11 16:59 ` [PATCH 14/17] aoe: convert aoeblk " Jens Axboe
2018-10-12 11:28   ` Ed Cashin
2018-10-12 14:20     ` Jens Axboe
2018-10-12 16:17       ` Ed Cashin
2018-10-12 16:23         ` Jens Axboe
2018-10-12 16:26           ` Ed Cashin
2018-10-14  0:48             ` Ed Cashin
2018-10-14 18:44               ` Jens Axboe
2018-10-11 16:59 ` [PATCH 15/17] xsysace: convert " Jens Axboe
2018-10-12  5:46   ` Michal Simek
2018-10-11 16:59 ` [PATCH 16/17] mtd_blkdevs: " Jens Axboe
2018-10-11 21:03   ` Richard Weinberger
2018-10-11 21:14     ` Jens Axboe [this message]
2018-10-11 21:18       ` Richard Weinberger
2018-10-11 21:21         ` Jens Axboe
2018-10-11 21:31           ` Richard Weinberger
2018-10-11 16:59 ` [PATCH 17/17] null_blk: remove legacy IO path Jens Axboe
2018-10-12  6:56   ` Dongli Zhang
2018-10-12  8:51     ` Johannes Thumshirn
2018-10-12 14:18       ` Jens Axboe
2018-10-12 17:24   ` Sébastien Boisvert
2018-10-12 17:30     ` Jens Axboe
2018-10-12 17:37       ` Sébastien Boisvert
2018-10-12 17:50         ` Jens Axboe

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