diff options
Diffstat (limited to 'drivers/block')
| -rw-r--r-- | drivers/block/brd.c | 16 | ||||
| -rw-r--r-- | drivers/block/loop.c | 5 | ||||
| -rw-r--r-- | drivers/block/mtip32xx/mtip32xx.c | 4 |
3 files changed, 15 insertions, 10 deletions
diff --git a/drivers/block/brd.c b/drivers/block/brd.c index df8103dd40ac..c18586fccb6f 100644 --- a/drivers/block/brd.c +++ b/drivers/block/brd.c @@ -396,15 +396,14 @@ static struct brd_device *brd_alloc(int i) disk->first_minor = i * max_part; disk->fops = &brd_fops; disk->private_data = brd; - disk->queue = brd->brd_queue; disk->flags = GENHD_FL_EXT_DEVT; sprintf(disk->disk_name, "ram%d", i); set_capacity(disk, rd_size * 2); - disk->queue->backing_dev_info->capabilities |= BDI_CAP_SYNCHRONOUS_IO; + brd->brd_queue->backing_dev_info->capabilities |= BDI_CAP_SYNCHRONOUS_IO; /* Tell the block layer that this is not a rotational device */ - blk_queue_flag_set(QUEUE_FLAG_NONROT, disk->queue); - blk_queue_flag_clear(QUEUE_FLAG_ADD_RANDOM, disk->queue); + blk_queue_flag_set(QUEUE_FLAG_NONROT, brd->brd_queue); + blk_queue_flag_clear(QUEUE_FLAG_ADD_RANDOM, brd->brd_queue); return brd; @@ -436,6 +435,7 @@ static struct brd_device *brd_init_one(int i, bool *new) brd = brd_alloc(i); if (brd) { + brd->brd_disk->queue = brd->brd_queue; add_disk(brd->brd_disk); list_add_tail(&brd->brd_list, &brd_devices); } @@ -503,8 +503,14 @@ static int __init brd_init(void) /* point of no return */ - list_for_each_entry(brd, &brd_devices, brd_list) + list_for_each_entry(brd, &brd_devices, brd_list) { + /* + * associate with queue just before adding disk for + * avoiding to mess up failure path + */ + brd->brd_disk->queue = brd->brd_queue; add_disk(brd->brd_disk); + } blk_register_region(MKDEV(RAMDISK_MAJOR, 0), 1UL << MINORBITS, THIS_MODULE, brd_probe, NULL, NULL); diff --git a/drivers/block/loop.c b/drivers/block/loop.c index e6273ae85246..cb0cc8685076 100644 --- a/drivers/block/loop.c +++ b/drivers/block/loop.c @@ -77,7 +77,6 @@ #include <linux/falloc.h> #include <linux/uio.h> #include <linux/ioprio.h> -#include <linux/blk-cgroup.h> #include "loop.h" @@ -1760,8 +1759,8 @@ static blk_status_t loop_queue_rq(struct blk_mq_hw_ctx *hctx, /* always use the first bio's css */ #ifdef CONFIG_BLK_CGROUP - if (cmd->use_aio && rq->bio && rq->bio->bi_blkg) { - cmd->css = &bio_blkcg(rq->bio)->css; + if (cmd->use_aio && rq->bio && rq->bio->bi_css) { + cmd->css = rq->bio->bi_css; css_get(cmd->css); } else #endif diff --git a/drivers/block/mtip32xx/mtip32xx.c b/drivers/block/mtip32xx/mtip32xx.c index dfc8de6ce525..a7daa8acbab3 100644 --- a/drivers/block/mtip32xx/mtip32xx.c +++ b/drivers/block/mtip32xx/mtip32xx.c @@ -1942,8 +1942,8 @@ static int exec_drive_taskfile(struct driver_data *dd, dev_warn(&dd->pdev->dev, "data movement but " "sect_count is 0\n"); - err = -EINVAL; - goto abort; + err = -EINVAL; + goto abort; } } } |