Re: [PATCH 03/30] blk-mq: add the blk_mq_alloc_disk APIs

simplify gendisk and request_queue allocation for blk-mq based drivers · Christoph Hellwig <hch@lst.de> · 2021-06-02
[PATCH 01/30] blk-mq: factor out a blk_mq_alloc_sq_tag_set helper · Christoph Hellwig <hch@lst.de> · 2021-06-02
[PATCH 02/30] blk-mq: improve the blk_mq_init_allocated_queue interface · Christoph Hellwig <hch@lst.de> · 2021-06-02
[PATCH 03/30] blk-mq: add the blk_mq_alloc_disk APIs · Christoph Hellwig <hch@lst.de> · 2021-06-02
Re: [PATCH 03/30] blk-mq: add the blk_mq_alloc_disk APIs · Chaitanya Kulkarni <hidden> · 2021-06-03
[PATCH 04/30] virtio-blk: use blk_mq_alloc_disk · Christoph Hellwig <hch@lst.de> · 2021-06-02
[PATCH 05/30] pcd: use blk_mq_alloc_disk · Christoph Hellwig <hch@lst.de> · 2021-06-02
[PATCH 06/30] pf: use blk_mq_alloc_disk · Christoph Hellwig <hch@lst.de> · 2021-06-02
[PATCH 07/30] ms_block: use blk_mq_alloc_disk · Christoph Hellwig <hch@lst.de> · 2021-06-02
Re: [PATCH 07/30] ms_block: use blk_mq_alloc_disk · Ulf Hansson <hidden> · 2021-06-03
[PATCH 08/30] mspro: use blk_mq_alloc_disk · Christoph Hellwig <hch@lst.de> · 2021-06-02
Re: [PATCH 08/30] mspro: use blk_mq_alloc_disk · Ulf Hansson <hidden> · 2021-06-03
[PATCH 09/30] mtd_blkdevs: use blk_mq_alloc_disk · Christoph Hellwig <hch@lst.de> · 2021-06-02
Re: [PATCH 09/30] mtd_blkdevs: use blk_mq_alloc_disk · Marek Szyprowski <m.szyprowski@samsung.com> · 2021-06-15
Re: [PATCH 09/30] mtd_blkdevs: use blk_mq_alloc_disk · Christoph Hellwig <hch@lst.de> · 2021-06-15
Re: [PATCH 09/30] mtd_blkdevs: use blk_mq_alloc_disk · Marek Szyprowski <m.szyprowski@samsung.com> · 2021-06-15
[PATCH 10/30] ps3disk: use blk_mq_alloc_disk · Christoph Hellwig <hch@lst.de> · 2021-06-02
Re: [PATCH 10/30] ps3disk: use blk_mq_alloc_disk · Geoff Levand <geoff@infradead.org> · 2021-06-06
[PATCH 11/30] swim3: use blk_mq_alloc_disk · Christoph Hellwig <hch@lst.de> · 2021-06-02
[PATCH 12/30] swim: use blk_mq_alloc_disk · Christoph Hellwig <hch@lst.de> · 2021-06-02
[PATCH 13/30] sunvdc: use blk_mq_alloc_disk · Christoph Hellwig <hch@lst.de> · 2021-06-02
[PATCH 14/30] gdrom: use blk_mq_alloc_disk · Christoph Hellwig <hch@lst.de> · 2021-06-02
[PATCH 15/30] blk-mq: remove blk_mq_init_sq_queue · Christoph Hellwig <hch@lst.de> · 2021-06-02
Re: [PATCH 15/30] blk-mq: remove blk_mq_init_sq_queue · Chaitanya Kulkarni <hidden> · 2021-06-03
[PATCH 16/30] aoe: use blk_mq_alloc_disk and blk_cleanup_disk · Christoph Hellwig <hch@lst.de> · 2021-06-02
[PATCH 17/30] floppy: use blk_mq_alloc_disk and blk_cleanup_disk · Christoph Hellwig <hch@lst.de> · 2021-06-02
[PATCH 18/30] loop: use blk_mq_alloc_disk and blk_cleanup_disk · Christoph Hellwig <hch@lst.de> · 2021-06-02
Re: [PATCH 18/30] loop: use blk_mq_alloc_disk and blk_cleanup_disk · Chaitanya Kulkarni <hidden> · 2021-06-03
[PATCH 19/30] nbd: use blk_mq_alloc_disk and blk_cleanup_disk · Christoph Hellwig <hch@lst.de> · 2021-06-02
[PATCH 20/30] nullb: use blk_mq_alloc_disk · Christoph Hellwig <hch@lst.de> · 2021-06-02
Re: [PATCH 20/30] nullb: use blk_mq_alloc_disk · Chaitanya Kulkarni <hidden> · 2021-06-03
Re: [PATCH 20/30] nullb: use blk_mq_alloc_disk · Christoph Hellwig <hch@lst.de> · 2021-06-08
[PATCH 21/30] pd: use blk_mq_alloc_disk and blk_cleanup_disk · Christoph Hellwig <hch@lst.de> · 2021-06-02
[PATCH 22/30] rbd: use blk_mq_alloc_disk and blk_cleanup_disk · Christoph Hellwig <hch@lst.de> · 2021-06-02
[PATCH 23/30] rnbd: use blk_mq_alloc_disk and blk_cleanup_disk · Christoph Hellwig <hch@lst.de> · 2021-06-02
Re: [PATCH 23/30] rnbd: use blk_mq_alloc_disk and blk_cleanup_disk · Jinpu Wang <jinpu.wang@ionos.com> · 2021-06-02
[PATCH 24/30] sx8: use blk_mq_alloc_disk and blk_cleanup_disk · Christoph Hellwig <hch@lst.de> · 2021-06-02
[PATCH 25/30] xen-blkfront: use blk_mq_alloc_disk and blk_cleanup_disk · Christoph Hellwig <hch@lst.de> · 2021-06-02
[PATCH 26/30] ubi: use blk_mq_alloc_disk and blk_cleanup_disk · Christoph Hellwig <hch@lst.de> · 2021-06-02
[PATCH 27/30] scm_blk: use blk_mq_alloc_disk and blk_cleanup_disk · Christoph Hellwig <hch@lst.de> · 2021-06-02
Re: [PATCH 27/30] scm_blk: use blk_mq_alloc_disk and blk_cleanup_disk · Niklas Schnelle <schnelle@linux.ibm.com> · 2021-06-02
[PATCH 28/30] amiflop: use blk_mq_alloc_disk and blk_cleanup_disk · Christoph Hellwig <hch@lst.de> · 2021-06-02
[PATCH 30/30] z2ram: use blk_mq_alloc_disk and blk_cleanup_disk · Christoph Hellwig <hch@lst.de> · 2021-06-02
[PATCH 29/30] ataflop: use blk_mq_alloc_disk and blk_cleanup_disk · Christoph Hellwig <hch@lst.de> · 2021-06-02
Re: simplify gendisk and request_queue allocation for blk-mq based drivers · Konrad Rzeszutek Wilk <hidden> · 2021-06-04
Re: simplify gendisk and request_queue allocation for blk-mq based drivers · Christoph Hellwig <hch@lst.de> · 2021-06-05
Re: simplify gendisk and request_queue allocation for blk-mq based drivers · Jens Axboe <axboe@kernel.dk> · 2021-06-11

From: Chaitanya Kulkarni <hidden>
Date: 2021-06-03 00:03:19
Also in: ceph-devel, dm-devel, linux-block, linux-s390, linuxppc-dev, xen-devel

On 6/1/21 23:54, Christoph Hellwig wrote:

Add a new API to allocate a gendisk including the request_queue for use
with blk-mq based drivers.  This is to avoid boilerplate code in drivers.

Signed-off-by: Christoph Hellwig <hch@lst.de>

This would be a nice API to get rid of the couple initialization
calls and respective error handling in each blk-mq based drivers.

Looks good.

Reviewed-by: Chaitanya Kulkarni <redacted>

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