On 7/4/22 21:44, Christoph Hellwig wrote:
> Switch to a gendisk based API in preparation for moving all zone related
> fields from the request_queue to the gendisk.
>
> Signed-off-by: Christoph Hellwig <hch@xxxxxx>
Reviewed-by: Damien Le Moal <damien.lemoal@xxxxxxxxxxxxxxxxxx>
> ---
> block/blk-zoned.c | 8 +++++---
> block/blk.h | 4 ++--
> block/genhd.c | 2 +-
> 3 files changed, 8 insertions(+), 6 deletions(-)
>
> diff --git a/block/blk-zoned.c b/block/blk-zoned.c
> index 5a97b48102221..9085f9fb3ab42 100644
> --- a/block/blk-zoned.c
> +++ b/block/blk-zoned.c
> @@ -449,8 +449,10 @@ int blkdev_zone_mgmt_ioctl(struct block_device *bdev, fmode_t mode,
> return ret;
> }
>
> -void blk_queue_free_zone_bitmaps(struct request_queue *q)
> +void disk_free_zone_bitmaps(struct gendisk *disk)
> {
> + struct request_queue *q = disk->queue;
> +
> kfree(q->conv_zones_bitmap);
> q->conv_zones_bitmap = NULL;
> kfree(q->seq_zones_wlock);
> @@ -612,7 +614,7 @@ int blk_revalidate_disk_zones(struct gendisk *disk,
> ret = 0;
> } else {
> pr_warn("%s: failed to revalidate zones\n", disk->disk_name);
> - blk_queue_free_zone_bitmaps(q);
> + disk_free_zone_bitmaps(disk);
> }
> blk_mq_unfreeze_queue(q);
>
> @@ -628,7 +630,7 @@ void disk_clear_zone_settings(struct gendisk *disk)
>
> blk_mq_freeze_queue(q);
>
> - blk_queue_free_zone_bitmaps(q);
> + disk_free_zone_bitmaps(disk);
> blk_queue_flag_clear(QUEUE_FLAG_ZONE_RESETALL, q);
> q->required_elevator_features &= ~ELEVATOR_F_ZBD_SEQ_WRITE;
> q->nr_zones = 0;
> diff --git a/block/blk.h b/block/blk.h
> index 7482a3a441dd9..b71e22c97d773 100644
> --- a/block/blk.h
> +++ b/block/blk.h
> @@ -405,10 +405,10 @@ static inline int blk_iolatency_init(struct request_queue *q) { return 0; }
> #endif
>
> #ifdef CONFIG_BLK_DEV_ZONED
> -void blk_queue_free_zone_bitmaps(struct request_queue *q);
> +void disk_free_zone_bitmaps(struct gendisk *disk);
> void disk_clear_zone_settings(struct gendisk *disk);
> #else
> -static inline void blk_queue_free_zone_bitmaps(struct request_queue *q) {}
> +static inline void disk_free_zone_bitmaps(struct gendisk *disk) {}
> static inline void disk_clear_zone_settings(struct gendisk *disk) {}
> #endif
>
> diff --git a/block/genhd.c b/block/genhd.c
> index d0bdeb93e922c..9d30f159c59ac 100644
> --- a/block/genhd.c
> +++ b/block/genhd.c
> @@ -1165,7 +1165,7 @@ static void disk_release(struct device *dev)
>
> disk_release_events(disk);
> kfree(disk->random);
> - blk_queue_free_zone_bitmaps(disk->queue);
> + disk_free_zone_bitmaps(disk);
> xa_destroy(&disk->part_tbl);
>
> disk->queue->disk = NULL;
--
Damien Le Moal
Western Digital Research
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