diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/blkdev.h | 23 |
1 files changed, 20 insertions, 3 deletions
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index 348b57ca0425..46613bf6a402 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -1173,12 +1173,29 @@ static inline unsigned int queue_max_segment_size(const struct request_queue *q) return q->limits.max_segment_size; } -static inline unsigned int queue_max_zone_append_sectors(const struct request_queue *q) +static inline unsigned int queue_limits_max_zone_append_sectors(struct queue_limits *l) { + unsigned int max_sectors = min(l->chunk_sectors, l->max_hw_sectors); - const struct queue_limits *l = &q->limits; + return min_not_zero(l->max_zone_append_sectors, max_sectors); +} + +static inline unsigned int queue_max_zone_append_sectors(struct request_queue *q) +{ + if (!blk_queue_is_zoned(q)) + return 0; - return min(l->max_zone_append_sectors, l->max_sectors); + return queue_limits_max_zone_append_sectors(&q->limits); +} + +static inline bool queue_emulates_zone_append(struct request_queue *q) +{ + return blk_queue_is_zoned(q) && !q->limits.max_zone_append_sectors; +} + +static inline bool bdev_emulates_zone_append(struct block_device *bdev) +{ + return queue_emulates_zone_append(bdev_get_queue(bdev)); } static inline unsigned int |