From: Marek Szyprowski <m.szyprowski@samsung.com>
To: Christoph Hellwig <hch@lst.de>
Cc: Ulf Hansson <ulf.hansson@linaro.org>,
linux-mmc@vger.kernel.org, linux-block@vger.kernel.org
Subject: Re: [PATCH 2/2] mmc: switch to blk_mq_alloc_disk
Date: Mon, 21 Jun 2021 09:53:22 +0200 [thread overview]
Message-ID: <57e981f2-8a72-72c4-495e-1188f7b32f92@samsung.com> (raw)
In-Reply-To: <20210621065904.GA6198@lst.de>
Hi Christoph,
On 21.06.2021 08:59, Christoph Hellwig wrote:
> On Mon, Jun 21, 2021 at 08:22:07AM +0200, Marek Szyprowski wrote:
>> On 16.06.2021 07:39, Christoph Hellwig wrote:
>>> Use the blk_mq_alloc_disk to allocate the request_queue and gendisk
>>> together.
>>>
>>> Signed-off-by: Christoph Hellwig <hch@lst.de>
>> This patch landed recently in linux-next as commit 281ea6a5bfdc ("mmc:
>> switch to blk_mq_alloc_disk"). It triggers the following warning during
>> boot on all my systems with MMC devices:
> Please try this, I lost this hunk in the final cleanup, sorry:
No problem. Right, it fixes the issue. Feel free to add:
Reported-by: Marek Szyprowski <m.szyprowski@samsung.com>
Tested-by: Marek Szyprowski <m.szyprowski@samsung.com>
> diff --git a/drivers/mmc/core/block.c b/drivers/mmc/core/block.c
> index e7f89cbf9232..9890a1532cb0 100644
> --- a/drivers/mmc/core/block.c
> +++ b/drivers/mmc/core/block.c
> @@ -2331,6 +2331,7 @@ static struct mmc_blk_data *mmc_blk_alloc_req(struct mmc_card *card,
> md->queue.blkdata = md;
>
> md->disk->major = MMC_BLOCK_MAJOR;
> + md->disk->minors = perdev_minors;
> md->disk->first_minor = devidx * perdev_minors;
> md->disk->fops = &mmc_bdops;
> md->disk->private_data = md;
>
Best regards
--
Marek Szyprowski, PhD
Samsung R&D Institute Poland
next prev parent reply other threads:[~2021-06-21 7:53 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-06-16 5:39 convert the mmc driver to use blk_mq_alloc_disk Christoph Hellwig
2021-06-16 5:39 ` [PATCH 1/2] mmc: remove an extra blk_{get,put}_queue pair Christoph Hellwig
2021-06-17 9:55 ` Ulf Hansson
2021-06-16 5:39 ` [PATCH 2/2] mmc: switch to blk_mq_alloc_disk Christoph Hellwig
2021-06-17 9:55 ` Ulf Hansson
[not found] ` <CGME20210621062208eucas1p2949c830b948c3cf7b3d636c5c5746753@eucas1p2.samsung.com>
2021-06-21 6:22 ` Marek Szyprowski
2021-06-21 6:59 ` Christoph Hellwig
2021-06-21 7:53 ` Marek Szyprowski [this message]
2021-06-17 9:58 ` convert the mmc driver to use blk_mq_alloc_disk Ulf Hansson
2021-06-17 13:40 ` Jens Axboe
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