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2021-06-16loop: fix order of cleaning up the queue and freeing the tagsetChristoph Hellwig1-1/+1
We must release the queue before freeing the tagset. Fixes: 1c99502fae35 ("loop: use blk_mq_alloc_disk and blk_cleanup_disk") Reported-by: Bruno Goncalves <bgoncalv@redhat.com> Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-16mtd_blkdevs: initialze new->rq in add_mtd_blktrans_devChristoph Hellwig1-0/+1
Various places expect the request_queue in ->rq. Initialize it to avoid NULL pointer derefences. Fixes: 6966bb921def ("mtd_blkdevs: use blk_mq_alloc_disk") Reported-by: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: Christoph Hellwig <hch@lst.de> Tested-by: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-11z2ram: use blk_mq_alloc_disk and blk_cleanup_diskChristoph Hellwig1-11/+4
Use blk_mq_alloc_disk and blk_cleanup_disk to simplify the gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com> Link: https://lore.kernel.org/r/20210602065345.355274-31-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-11ataflop: use blk_mq_alloc_disk and blk_cleanup_diskChristoph Hellwig1-12/+4
Use blk_mq_alloc_disk and blk_cleanup_disk to simplify the gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com> Link: https://lore.kernel.org/r/20210602065345.355274-30-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-11amiflop: use blk_mq_alloc_disk and blk_cleanup_diskChristoph Hellwig1-12/+4
Use blk_mq_alloc_disk and blk_cleanup_disk to simplify the gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com> Link: https://lore.kernel.org/r/20210602065345.355274-29-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-11scm_blk: use blk_mq_alloc_disk and blk_cleanup_diskChristoph Hellwig1-15/+6
Use blk_mq_alloc_disk and blk_cleanup_disk to simplify the gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Tested-by: Niklas Schnelle <schnelle@linux.ibm.com> Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com> Link: https://lore.kernel.org/r/20210602065345.355274-28-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-11ubi: use blk_mq_alloc_disk and blk_cleanup_diskChristoph Hellwig1-39/+29
Use blk_mq_alloc_disk and blk_cleanup_disk to simplify the gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com> Link: https://lore.kernel.org/r/20210602065345.355274-27-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-11xen-blkfront: use blk_mq_alloc_disk and blk_cleanup_diskChristoph Hellwig1-57/+39
Use blk_mq_alloc_disk and blk_cleanup_disk to simplify the gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com> Link: https://lore.kernel.org/r/20210602065345.355274-26-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-11sx8: use blk_mq_alloc_disk and blk_cleanup_diskChristoph Hellwig1-16/+7
Use blk_mq_alloc_disk and blk_cleanup_disk to simplify the gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com> Link: https://lore.kernel.org/r/20210602065345.355274-25-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-11rnbd: use blk_mq_alloc_disk and blk_cleanup_diskChristoph Hellwig1-27/+8
Use blk_mq_alloc_disk and blk_cleanup_disk to simplify the gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Jack Wang <jinpu.wang@ionos.com> Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com> Link: https://lore.kernel.org/r/20210602065345.355274-24-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-11rbd: use blk_mq_alloc_disk and blk_cleanup_diskChristoph Hellwig1-34/+18
Use blk_mq_alloc_disk and blk_cleanup_disk to simplify the gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com> Link: https://lore.kernel.org/r/20210602065345.355274-23-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-11pd: use blk_mq_alloc_disk and blk_cleanup_diskChristoph Hellwig1-18/+12
Use blk_mq_alloc_disk and blk_cleanup_disk to simplify the gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com> Link: https://lore.kernel.org/r/20210602065345.355274-22-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-11nullb: use blk_mq_alloc_diskChristoph Hellwig1-6/+5
Use blk_mq_alloc_disk and blk_cleanup_disk to simplify the gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com> Link: https://lore.kernel.org/r/20210602065345.355274-21-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-11nbd: use blk_mq_alloc_disk and blk_cleanup_diskChristoph Hellwig1-32/+21
Use blk_mq_alloc_disk and blk_cleanup_disk to simplify the gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com> Link: https://lore.kernel.org/r/20210602065345.355274-20-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-11loop: use blk_mq_alloc_disk and blk_cleanup_diskChristoph Hellwig1-13/+6
Use blk_mq_alloc_disk and blk_cleanup_disk to simplify the gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com> Link: https://lore.kernel.org/r/20210602065345.355274-19-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-11floppy: use blk_mq_alloc_disk and blk_cleanup_diskChristoph Hellwig1-15/+5
Use blk_mq_alloc_disk and blk_cleanup_disk to simplify the gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com> Link: https://lore.kernel.org/r/20210602065345.355274-18-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-11aoe: use blk_mq_alloc_disk and blk_cleanup_diskChristoph Hellwig2-23/+13
Use blk_mq_alloc_disk and blk_cleanup_disk to simplify the gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com> Link: https://lore.kernel.org/r/20210602065345.355274-17-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-11gdrom: use blk_mq_alloc_diskChristoph Hellwig1-24/+21
Use the blk_mq_alloc_disk API to simplify the gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com> Link: https://lore.kernel.org/r/20210602065345.355274-15-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-11sunvdc: use blk_mq_alloc_diskChristoph Hellwig1-34/+13
Use the blk_mq_alloc_disk API to simplify the gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com> Link: https://lore.kernel.org/r/20210602065345.355274-14-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-11swim: use blk_mq_alloc_diskChristoph Hellwig1-20/+14
Use the blk_mq_alloc_disk API to simplify the gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com> Link: https://lore.kernel.org/r/20210602065345.355274-13-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-11swim3: use blk_mq_alloc_diskChristoph Hellwig1-19/+14
Use the blk_mq_alloc_disk API to simplify the gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com> Link: https://lore.kernel.org/r/20210602065345.355274-12-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-11ps3disk: use blk_mq_alloc_diskChristoph Hellwig1-22/+14
Use the blk_mq_alloc_disk API to simplify the gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Tested-by: Geoff Levand <geoff@infradead.org> Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com> Link: https://lore.kernel.org/r/20210602065345.355274-11-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-11mtd_blkdevs: use blk_mq_alloc_diskChristoph Hellwig1-26/+22
Use the blk_mq_alloc_disk API to simplify the gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com> Link: https://lore.kernel.org/r/20210602065345.355274-10-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-11mspro: use blk_mq_alloc_diskChristoph Hellwig1-15/+11
Use the blk_mq_alloc_disk API to simplify the gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Acked-by: Ulf Hansson <ulf.hansson@linaro.org> Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com> Link: https://lore.kernel.org/r/20210602065345.355274-9-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-11ms_block: use blk_mq_alloc_diskChristoph Hellwig1-15/+10
Use the blk_mq_alloc_disk API to simplify the gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Acked-by: Ulf Hansson <ulf.hansson@linaro.org> Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com> Link: https://lore.kernel.org/r/20210602065345.355274-8-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-11pf: use blk_mq_alloc_diskChristoph Hellwig1-11/+7
Use the blk_mq_alloc_disk API to simplify the gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com> Link: https://lore.kernel.org/r/20210602065345.355274-7-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-11pcd: use blk_mq_alloc_diskChristoph Hellwig1-11/+8
Use the blk_mq_alloc_disk API to simplify the gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com> Link: https://lore.kernel.org/r/20210602065345.355274-6-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-11virtio-blk: use blk_mq_alloc_diskChristoph Hellwig1-19/+7
Use the blk_mq_alloc_disk API to simplify the gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com> Link: https://lore.kernel.org/r/20210602065345.355274-5-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-11blk-mq: improve the blk_mq_init_allocated_queue interfaceChristoph Hellwig1-6/+3
Don't return the passed in request_queue but a normal error code, and drop the elevator_init argument in favor of just calling elevator_init_mq directly from dm-rq. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com> Link: https://lore.kernel.org/r/20210602065345.355274-3-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-09libnvdimm/pmem: Fix blk_cleanup_disk() usageDan Williams1-3/+3
The queue_to_disk() helper can not be used after del_gendisk() communicate @disk via the pgmap->owner. Otherwise, queue_to_disk() returns NULL resulting in the splat below. Kernel attempted to read user page (330) - exploit attempt? (uid: 0) BUG: Kernel NULL pointer dereference on read at 0x00000330 Faulting instruction address: 0xc000000000906344 Oops: Kernel access of bad area, sig: 11 [#1] [..] NIP [c000000000906344] pmem_pagemap_cleanup+0x24/0x40 LR [c0000000004701d4] memunmap_pages+0x1b4/0x4b0 Call Trace: [c000000022cbb9c0] [c0000000009063c8] pmem_pagemap_kill+0x28/0x40 (unreliable) [c000000022cbb9e0] [c0000000004701d4] memunmap_pages+0x1b4/0x4b0 [c000000022cbba90] [c0000000008b28a0] devm_action_release+0x30/0x50 [c000000022cbbab0] [c0000000008b39c8] release_nodes+0x2f8/0x3e0 [c000000022cbbb60] [c0000000008ac440] device_release_driver_internal+0x190/0x2b0 [c000000022cbbba0] [c0000000008a8450] unbind_store+0x130/0x170 Reported-by: Sachin Sant <sachinp@linux.vnet.ibm.com> Fixes: 87eb73b2ca7c ("nvdimm-pmem: convert to blk_alloc_disk/blk_cleanup_disk") Link: http://lore.kernel.org/r/DFB75BA8-603F-4A35-880B-C5B23EF8FA7D@linux.vnet.ibm.com Cc: Christoph Hellwig <hch@lst.de> Cc: Ulf Hansson <ulf.hansson@linaro.org> Cc: Jens Axboe <axboe@kernel.dk> Signed-off-by: Dan Williams <dan.j.williams@intel.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Tested-by: Sachin Sant <sachinp@linux.vnet.ibm.com> Link: https://lore.kernel.org/r/162310994435.1571616.334551212901820961.stgit@dwillia2-desk3.amr.corp.intel.com [axboe: fold in compile warning fix] Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-03null_blk: Fix null pointer dereference on nullb->disk on blk_cleanup_disk callColin Ian King1-1/+1
The error handling on a nullb->disk allocation currently jumps to out_cleanup_disk that calls blk_cleanup_disk with a null pointer causing a null pointer dereference issue. Fix this by jumping to out_cleanup_tags instead. Addresses-Coverity: ("Dereference after null check") Fixes: 132226b301b5 ("null_blk: convert to blk_alloc_disk/blk_cleanup_disk") Signed-off-by: Colin Ian King <colin.king@canonical.com> Reviewed-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Link: https://lore.kernel.org/r/20210602100659.11058-1-colin.king@canonical.com Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-01block: move bd_mutex to struct gendiskChristoph Hellwig7-30/+30
Replace the per-block device bd_mutex with a per-gendisk open_mutex, thus simplifying locking wherever we deal with partitions. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Ming Lei <ming.lei@redhat.com> Acked-by: Roger Pau Monné <roger.pau@citrix.com> Link: https://lore.kernel.org/r/20210525061301.2242282-4-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-01null_blk: convert to blk_alloc_disk/blk_cleanup_diskChristoph Hellwig1-19/+19
Convert the null_blk driver to use the blk_alloc_disk and blk_cleanup_disk helpers to simplify gendisk and request_queue allocation. Note that the blk-mq mode is left with its own allocations scheme, to be handled later. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org> Link: https://lore.kernel.org/r/20210521055116.1053587-26-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-01xpram: convert to blk_alloc_disk/blk_cleanup_diskChristoph Hellwig1-17/+9
Convert the xpram driver to use the blk_alloc_disk and blk_cleanup_disk helpers to simplify gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Hannes Reinecke <hare@suse.de> Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org> Link: https://lore.kernel.org/r/20210521055116.1053587-25-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-01dcssblk: convert to blk_alloc_disk/blk_cleanup_diskChristoph Hellwig1-18/+8
Convert the dcssblk driver to use the blk_alloc_disk and blk_cleanup_disk helpers to simplify gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Hannes Reinecke <hare@suse.de> Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org> Link: https://lore.kernel.org/r/20210521055116.1053587-24-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-01ps3vram: convert to blk_alloc_disk/blk_cleanup_diskChristoph Hellwig1-23/+8
Convert the ps3vram driver to use the blk_alloc_disk and blk_cleanup_disk helpers to simplify gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org> Link: https://lore.kernel.org/r/20210521055116.1053587-23-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-01n64cart: convert to blk_alloc_diskChristoph Hellwig1-5/+1
Convert the n64cart driver to use the blk_alloc_disk helper to simplify gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Hannes Reinecke <hare@suse.de> Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org> Link: https://lore.kernel.org/r/20210521055116.1053587-22-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-01nvme-multipath: convert to blk_alloc_disk/blk_cleanup_diskChristoph Hellwig2-33/+13
Convert the nvme-multipath driver to use the blk_alloc_disk and blk_cleanup_disk helpers to simplify gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org> Link: https://lore.kernel.org/r/20210521055116.1053587-19-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-01nvdimm-pmem: convert to blk_alloc_disk/blk_cleanup_diskChristoph Hellwig1-10/+5
Convert the nvdimm-pmem driver to use the blk_alloc_disk and blk_cleanup_disk helpers to simplify gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org> Link: https://lore.kernel.org/r/20210521055116.1053587-18-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-01nvdimm-btt: convert to blk_alloc_disk/blk_cleanup_diskChristoph Hellwig2-19/+7
Convert the nvdimm-btt driver to use the blk_alloc_disk and blk_cleanup_disk helpers to simplify gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Hannes Reinecke <hare@suse.de> Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org> Link: https://lore.kernel.org/r/20210521055116.1053587-17-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-01nvdimm-blk: convert to blk_alloc_disk/blk_cleanup_diskChristoph Hellwig1-20/+6
Convert the nvdimm-blk driver to use the blk_alloc_disk and blk_cleanup_disk helpers to simplify gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org> Link: https://lore.kernel.org/r/20210521055116.1053587-16-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-01md: convert to blk_alloc_disk/blk_cleanup_diskChristoph Hellwig1-16/+9
Convert the md driver to use the blk_alloc_disk and blk_cleanup_disk helpers to simplify gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Hannes Reinecke <hare@suse.de> Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org> Link: https://lore.kernel.org/r/20210521055116.1053587-15-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-01dm: convert to blk_alloc_disk/blk_cleanup_diskChristoph Hellwig1-9/+7
Convert the dm driver to use the blk_alloc_disk and blk_cleanup_disk helpers to simplify gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org> Link: https://lore.kernel.org/r/20210521055116.1053587-14-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-01bcache: convert to blk_alloc_disk/blk_cleanup_diskChristoph Hellwig1-11/+4
Convert the bcache driver to use the blk_alloc_disk and blk_cleanup_disk helpers to simplify gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Hannes Reinecke <hare@suse.de> Acked-by: Coly Li <colyli@suse.de> Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org> Link: https://lore.kernel.org/r/20210521055116.1053587-13-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-01lightnvm: convert to blk_alloc_disk/blk_cleanup_diskChristoph Hellwig1-18/+5
Convert the lightnvm driver to use the blk_alloc_disk and blk_cleanup_disk helpers to simplify gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org> Link: https://lore.kernel.org/r/20210521055116.1053587-12-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-01zram: convert to blk_alloc_disk/blk_cleanup_diskChristoph Hellwig1-15/+4
Convert the zram driver to use the blk_alloc_disk and blk_cleanup_disk helpers to simplify gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org> Link: https://lore.kernel.org/r/20210521055116.1053587-11-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-01rsxx: convert to blk_alloc_disk/blk_cleanup_diskChristoph Hellwig2-25/+15
Convert the rsxx driver to use the blk_alloc_disk and blk_cleanup_disk helpers to simplify gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org> Link: https://lore.kernel.org/r/20210521055116.1053587-10-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-01pktcdvd: convert to blk_alloc_disk/blk_cleanup_diskChristoph Hellwig1-7/+4
Convert the pktcdvd driver to use the blk_alloc_disk and blk_cleanup_disk helpers to simplify gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Hannes Reinecke <hare@suse.de> Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org> Link: https://lore.kernel.org/r/20210521055116.1053587-9-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-01drbd: convert to blk_alloc_disk/blk_cleanup_diskChristoph Hellwig1-15/+8
Convert the drbd driver to use the blk_alloc_disk and blk_cleanup_disk helpers to simplify gendisk and request_queue allocation. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Hannes Reinecke <hare@suse.de> Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org> Link: https://lore.kernel.org/r/20210521055116.1053587-8-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
2021-06-01brd: convert to blk_alloc_disk/blk_cleanup_diskChristoph Hellwig1-61/+33
Convert the brd driver to use the blk_alloc_disk and blk_cleanup_disk helpers to simplify gendisk and request_queue allocation. This also allows to remove the request_queue pointer in struct request_queue, and to simplify the initialization as blk_cleanup_disk can be called on any disk returned from blk_alloc_disk. Signed-off-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Hannes Reinecke <hare@suse.de> Reviewed-by: Ulf Hansson <ulf.hansson@linaro.org> Link: https://lore.kernel.org/r/20210521055116.1053587-7-hch@lst.de Signed-off-by: Jens Axboe <axboe@kernel.dk>
generated by cgit v1.2.3 (git 2.39.0) at 2025-01-03 02:27:49 +0300