From: Christoph Hellwig <hch@lst.de>
To: Jens Axboe <axboe@kernel.dk>,
Geert Uytterhoeven <geert@linux-m68k.org>,
Chris Zankel <chris@zankel.net>,
Max Filippov <jcmvbkbc@gmail.com>,
Philipp Reisner <philipp.reisner@linbit.com>,
Lars Ellenberg <lars.ellenberg@linbit.com>,
Jim Paris <jim@jtan.com>,
Joshua Morris <josh.h.morris@us.ibm.com>,
Philip Kelleher <pjk1939@linux.ibm.com>,
Minchan Kim <minchan@kernel.org>, Nitin Gupta <ngupta@vflare.org>,
Matias Bjorling <mb@lightnvm.io>, Coly Li <colyli@suse.de>,
Mike Snitzer <snitzer@redhat.com>, Song Liu <song@kernel.org>,
Maxim Levitsky <maximlevitsky@gmail.com>,
Alex Dubov <oakad@yahoo.com>,
Ulf Hansson <ulf.hansson@linaro.org>,
Dan Williams <dan.j.williams@intel.com>,
Vishal Verma <vishal.l.verma@intel.com>,
Dave Jiang <dave.jiang@intel.com>,
Heiko Carstens <hca@linux.ibm.com>,
Vasily Gorbik <gor@linux.ibm.com>,
Christian Borntraeger <borntraeger@de.ibm.com>
Cc: linux-block@vger.kernel.org, dm-devel@redhat.com,
linux-m68k@lists.linux-m68k.org, linux-xtensa@linux-xtensa.org,
drbd-dev@lists.linbit.com, linuxppc-dev@lists.ozlabs.org,
linux-bcache@vger.kernel.org, linux-raid@vger.kernel.org,
linux-mmc@vger.kernel.org, nvdimm@lists.linux.dev,
linux-nvme@lists.infradead.org, linux-s390@vger.kernel.org
Subject: [PATCH 09/26] rsxx: convert to blk_alloc_disk/blk_cleanup_disk
Date: Fri, 21 May 2021 07:50:59 +0200 [thread overview]
Message-ID: <20210521055116.1053587-10-hch@lst.de> (raw)
In-Reply-To: <20210521055116.1053587-1-hch@lst.de>
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>
---
drivers/block/rsxx/dev.c | 39 +++++++++++++---------------------
drivers/block/rsxx/rsxx_priv.h | 1 -
2 files changed, 15 insertions(+), 25 deletions(-)
diff --git a/drivers/block/rsxx/dev.c b/drivers/block/rsxx/dev.c
index 9a28322a8cd8..1cc40b0ea761 100644
--- a/drivers/block/rsxx/dev.c
+++ b/drivers/block/rsxx/dev.c
@@ -236,47 +236,40 @@ int rsxx_setup_dev(struct rsxx_cardinfo *card)
return -ENOMEM;
}
- card->queue = blk_alloc_queue(NUMA_NO_NODE);
- if (!card->queue) {
- dev_err(CARD_TO_DEV(card), "Failed queue alloc\n");
- unregister_blkdev(card->major, DRIVER_NAME);
- return -ENOMEM;
- }
-
- card->gendisk = alloc_disk(blkdev_minors);
+ card->gendisk = blk_alloc_disk(blkdev_minors);
if (!card->gendisk) {
dev_err(CARD_TO_DEV(card), "Failed disk alloc\n");
- blk_cleanup_queue(card->queue);
unregister_blkdev(card->major, DRIVER_NAME);
return -ENOMEM;
}
if (card->config_valid) {
blk_size = card->config.data.block_size;
- blk_queue_dma_alignment(card->queue, blk_size - 1);
- blk_queue_logical_block_size(card->queue, blk_size);
+ blk_queue_dma_alignment(card->gendisk->queue, blk_size - 1);
+ blk_queue_logical_block_size(card->gendisk->queue, blk_size);
}
- blk_queue_max_hw_sectors(card->queue, blkdev_max_hw_sectors);
- blk_queue_physical_block_size(card->queue, RSXX_HW_BLK_SIZE);
+ blk_queue_max_hw_sectors(card->gendisk->queue, blkdev_max_hw_sectors);
+ blk_queue_physical_block_size(card->gendisk->queue, RSXX_HW_BLK_SIZE);
- blk_queue_flag_set(QUEUE_FLAG_NONROT, card->queue);
- blk_queue_flag_clear(QUEUE_FLAG_ADD_RANDOM, card->queue);
+ blk_queue_flag_set(QUEUE_FLAG_NONROT, card->gendisk->queue);
+ blk_queue_flag_clear(QUEUE_FLAG_ADD_RANDOM, card->gendisk->queue);
if (rsxx_discard_supported(card)) {
- blk_queue_flag_set(QUEUE_FLAG_DISCARD, card->queue);
- blk_queue_max_discard_sectors(card->queue,
+ blk_queue_flag_set(QUEUE_FLAG_DISCARD, card->gendisk->queue);
+ blk_queue_max_discard_sectors(card->gendisk->queue,
RSXX_HW_BLK_SIZE >> 9);
- card->queue->limits.discard_granularity = RSXX_HW_BLK_SIZE;
- card->queue->limits.discard_alignment = RSXX_HW_BLK_SIZE;
+ card->gendisk->queue->limits.discard_granularity =
+ RSXX_HW_BLK_SIZE;
+ card->gendisk->queue->limits.discard_alignment =
+ RSXX_HW_BLK_SIZE;
}
snprintf(card->gendisk->disk_name, sizeof(card->gendisk->disk_name),
"rsxx%d", card->disk_id);
card->gendisk->major = card->major;
- card->gendisk->first_minor = 0;
+ card->gendisk->minors = blkdev_minors;
card->gendisk->fops = &rsxx_fops;
card->gendisk->private_data = card;
- card->gendisk->queue = card->queue;
return 0;
}
@@ -286,10 +279,8 @@ void rsxx_destroy_dev(struct rsxx_cardinfo *card)
if (!enable_blkdev)
return;
- put_disk(card->gendisk);
+ blk_cleanup_disk(card->gendisk);
card->gendisk = NULL;
-
- blk_cleanup_queue(card->queue);
unregister_blkdev(card->major, DRIVER_NAME);
}
diff --git a/drivers/block/rsxx/rsxx_priv.h b/drivers/block/rsxx/rsxx_priv.h
index 6147977994ff..26c320c0d924 100644
--- a/drivers/block/rsxx/rsxx_priv.h
+++ b/drivers/block/rsxx/rsxx_priv.h
@@ -154,7 +154,6 @@ struct rsxx_cardinfo {
bool bdev_attached;
int disk_id;
int major;
- struct request_queue *queue;
struct gendisk *gendisk;
struct {
/* Used to convert a byte address to a device address. */
--
2.30.2
next prev parent reply other threads:[~2021-05-21 5:52 UTC|newest]
Thread overview: 76+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-21 5:50 simplify gendisk and request_queue allocation for bio based drivers Christoph Hellwig
2021-05-21 5:50 ` [PATCH 01/26] block: refactor device number setup in __device_add_disk Christoph Hellwig
2021-05-21 17:16 ` [dm-devel] " Luis Chamberlain
2021-05-24 7:20 ` Christoph Hellwig
2021-05-23 7:46 ` Hannes Reinecke
2021-05-24 7:22 ` Christoph Hellwig
2021-05-21 5:50 ` [PATCH 02/26] block: move the DISK_MAX_PARTS sanity check into __device_add_disk Christoph Hellwig
2021-05-21 17:18 ` [dm-devel] " Luis Chamberlain
2021-05-23 7:48 ` Hannes Reinecke
2021-05-21 5:50 ` [PATCH 03/26] block: automatically enable GENHD_FL_EXT_DEVT Christoph Hellwig
2021-05-21 17:22 ` [dm-devel] " Luis Chamberlain
2021-05-23 7:50 ` Hannes Reinecke
2021-05-21 5:50 ` [PATCH 04/26] block: add a flag to make put_disk on partially initalized disks safer Christoph Hellwig
2021-05-21 17:28 ` [dm-devel] " Luis Chamberlain
2021-05-23 7:54 ` Hannes Reinecke
2021-05-21 5:50 ` [PATCH 05/26] block: add blk_alloc_disk and blk_cleanup_disk APIs Christoph Hellwig
2021-05-21 17:44 ` [dm-devel] " Luis Chamberlain
2021-05-24 7:24 ` Christoph Hellwig
2021-05-23 7:55 ` Hannes Reinecke
2021-05-21 5:50 ` [PATCH 06/26] brd: convert to blk_alloc_disk/blk_cleanup_disk Christoph Hellwig
2021-05-23 7:58 ` Hannes Reinecke
2021-05-24 7:24 ` Christoph Hellwig
2021-05-21 5:50 ` [PATCH 07/26] drbd: " Christoph Hellwig
2021-05-23 7:59 ` Hannes Reinecke
2021-05-21 5:50 ` [PATCH 08/26] pktcdvd: " Christoph Hellwig
2021-05-23 8:00 ` Hannes Reinecke
2021-05-21 5:50 ` Christoph Hellwig [this message]
2021-05-23 8:01 ` [PATCH 09/26] rsxx: " Hannes Reinecke
2021-05-21 5:51 ` [PATCH 10/26] zram: " Christoph Hellwig
2021-05-23 8:01 ` Hannes Reinecke
2021-05-21 5:51 ` [PATCH 11/26] lightnvm: " Christoph Hellwig
2021-05-23 8:02 ` Hannes Reinecke
2021-05-21 5:51 ` [PATCH 12/26] bcache: " Christoph Hellwig
2021-05-21 6:15 ` Coly Li
2021-05-21 6:23 ` Christoph Hellwig
2021-05-23 16:19 ` Coly Li
2021-05-23 8:04 ` Hannes Reinecke
2021-05-23 16:20 ` Coly Li
2021-05-21 5:51 ` [PATCH 13/26] dm: " Christoph Hellwig
2021-05-23 8:10 ` Hannes Reinecke
2021-05-24 7:25 ` Christoph Hellwig
2021-05-21 5:51 ` [PATCH 14/26] md: " Christoph Hellwig
2021-05-23 8:12 ` Hannes Reinecke
2021-05-24 7:26 ` Christoph Hellwig
2021-05-24 8:27 ` Hannes Reinecke
2021-05-21 5:51 ` [PATCH 15/26] nvdimm-blk: " Christoph Hellwig
2021-05-23 8:13 ` Hannes Reinecke
2021-05-21 5:51 ` [PATCH 16/26] nvdimm-btt: " Christoph Hellwig
2021-05-23 8:14 ` Hannes Reinecke
2021-05-21 5:51 ` [PATCH 17/26] nvdimm-pmem: " Christoph Hellwig
2021-05-23 8:14 ` Hannes Reinecke
2021-06-07 4:43 ` Dan Williams
2021-05-21 5:51 ` [PATCH 18/26] nvme-multipath: " Christoph Hellwig
2021-05-23 8:20 ` Hannes Reinecke
2021-05-24 7:29 ` Christoph Hellwig
2021-05-21 5:51 ` [PATCH 19/26] nfblock: " Christoph Hellwig
2021-05-21 8:37 ` Geert Uytterhoeven
2021-05-23 8:21 ` Hannes Reinecke
2021-05-21 5:51 ` [PATCH 20/26] simdisk: " Christoph Hellwig
2021-05-23 8:22 ` Hannes Reinecke
2021-05-21 5:51 ` [PATCH 21/26] n64cart: convert to blk_alloc_disk Christoph Hellwig
2021-05-23 8:22 ` Hannes Reinecke
2021-05-21 5:51 ` [PATCH 22/26] ps3vram: convert to blk_alloc_disk/blk_cleanup_disk Christoph Hellwig
2021-05-23 8:23 ` Hannes Reinecke
2021-05-21 5:51 ` [PATCH 23/26] dcssblk: " Christoph Hellwig
2021-05-23 8:23 ` Hannes Reinecke
2021-05-21 5:51 ` [PATCH 24/26] xpram: " Christoph Hellwig
2021-05-23 8:24 ` Hannes Reinecke
2021-05-21 5:51 ` [PATCH 25/26] null_blk: " Christoph Hellwig
2021-05-23 8:25 ` Hannes Reinecke
2021-05-21 5:51 ` [PATCH 26/26] block: unexport blk_alloc_queue Christoph Hellwig
2021-05-23 8:26 ` Hannes Reinecke
2021-05-25 22:41 ` simplify gendisk and request_queue allocation for bio based drivers Ulf Hansson
2021-05-26 4:49 ` Christoph Hellwig
2021-05-26 8:07 ` Ulf Hansson
2021-06-01 13:48 ` Jens Axboe
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