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From: Jens Axboe <axboe@kernel.dk>
To: Christoph Hellwig <hch@lst.de>
Cc: linux-bcache@vger.kernel.org, linux-xtensa@linux-xtensa.org,
	linux-nvdimm@lists.01.org, linux-s390@vger.kernel.org,
	dm-devel@redhat.com, linux-nvme@lists.infradead.org,
	linux-kernel@vger.kernel.org, linux-raid@vger.kernel.org,
	linux-m68k@lists.linux-m68k.org, linuxppc-dev@lists.ozlabs.org,
	drbd-dev@lists.linbit.com
Subject: Re: rename ->make_request_fn and move it to the block_device_operations
Date: Tue, 30 Jun 2020 12:21:53 -0600
Message-ID: <f173ab34-53c4-0316-f755-240f00cc7075@kernel.dk> (raw)
In-Reply-To: <20200630181928.GA7853@lst.de>

On 6/30/20 12:19 PM, Christoph Hellwig wrote:
> On Tue, Jun 30, 2020 at 09:43:31AM -0600, Jens Axboe wrote:
>> On 6/30/20 7:57 AM, Jens Axboe wrote:
>>> On 6/29/20 1:39 PM, Christoph Hellwig wrote:
>>>> Hi Jens,
>>>>
>>>> this series moves the make_request_fn method into block_device_operations
>>>> with the much more descriptive ->submit_bio name.  It then also gives
>>>> generic_make_request a more descriptive name, and further optimize the
>>>> path to issue to blk-mq, removing the need for the direct_make_request
>>>> bypass.
>>>
>>> Looks good to me, and it's a nice cleanup as well. Applied.
>>
>> Dropped, insta-crashes with dm:
> 
> Hmm.  Can you send me what is at "submit_bio_noacct+0x1f6" from gdb?
> Or your .config?

I'd have to apply and compile again. But it's a bad RIP, so I'm guessing
it's ->submit_bio == NULL. Let me know if you really need it, and I can
re-generate the OOPS and have the vmlinux too.

-- 
Jens Axboe


      reply index

Thread overview: 31+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-06-29 19:39 Christoph Hellwig
2020-06-29 19:39 ` [PATCH 01/20] nfblock: stop using ->queuedata Christoph Hellwig
2020-06-29 21:47   ` Geert Uytterhoeven
2020-06-29 19:39 ` [PATCH 02/20] simdisk: " Christoph Hellwig
2020-06-29 19:39 ` [PATCH 03/20] drbd: " Christoph Hellwig
2020-06-29 19:39 ` [PATCH 04/20] null_blk: stop using ->queuedata for bio mode Christoph Hellwig
2020-06-29 19:39 ` [PATCH 05/20] ps3vram: stop using ->queuedata Christoph Hellwig
2020-06-29 19:39 ` [PATCH 06/20] rsxx: " Christoph Hellwig
2020-06-29 19:39 ` [PATCH 07/20] umem: " Christoph Hellwig
2020-06-29 19:39 ` [PATCH 08/20] zram: " Christoph Hellwig
2020-06-29 19:39 ` [PATCH 09/20] bcache: stop setting ->queuedata Christoph Hellwig
2020-06-29 19:39 ` [PATCH 10/20] dm: stop using ->queuedata Christoph Hellwig
2020-06-29 19:39 ` [PATCH 11/20] fs: remove a weird comment in submit_bh_wbc Christoph Hellwig
2020-06-30 13:54   ` Jens Axboe
2020-06-29 19:39 ` [PATCH 12/20] block: remove the request_queue argument from blk_queue_split Christoph Hellwig
2020-06-29 19:39 ` [PATCH 13/20] block: tidy up a warning in bio_check_ro Christoph Hellwig
2020-06-29 19:39 ` [PATCH 14/20] block: remove the NULL queue check in generic_make_request_checks Christoph Hellwig
2020-06-29 19:39 ` [PATCH 15/20] block: remove the nr_sectors variable " Christoph Hellwig
2020-06-29 19:39 ` [PATCH 16/20] block: move ->make_request_fn to struct block_device_operations Christoph Hellwig
2020-06-29 19:39 ` [PATCH 17/20] block: rename generic_make_request to submit_bio_noacct Christoph Hellwig
2020-06-29 19:39 ` [PATCH 18/20] block: refator submit_bio_noacct Christoph Hellwig
2020-07-02 14:10   ` Qian Cai
2020-07-02 15:14     ` Christoph Hellwig
2020-07-02 15:52       ` Naresh Kamboju
2020-07-02 15:15     ` Naresh Kamboju
2020-06-29 19:39 ` [PATCH 19/20] block: shortcut __submit_bio_noacct for blk-mq drivers Christoph Hellwig
2020-06-29 19:39 ` [PATCH 20/20] block: remove direct_make_request Christoph Hellwig
2020-06-30 13:57 ` rename ->make_request_fn and move it to the block_device_operations Jens Axboe
2020-06-30 15:43   ` Jens Axboe
2020-06-30 18:19     ` Christoph Hellwig
2020-06-30 18:21       ` Jens Axboe [this message]

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