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block: Make QUEUE_FLAG_x as an enum

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This will allow us better keep in sync with blk_queue_flag_name[].

Signed-off-by: John Garry <john.g.garry@oracle.com>
Link: https://lore.kernel.org/r/20240719112912.3830443-8-john.g.garry@oracle.com
Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
John Garry
2024-07-19 11:29:04 +00:00
committed by Jens Axboe
parent 793356d23f
commit 55177adf18
1 changed files with 16 additions and 13 deletions
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29
include/linux/blkdev.h
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@@ -588,19 +588,22 @@ struct request_queue {
};
/* Keep blk_queue_flag_name[] in sync with the definitions below */
#define QUEUE_FLAG_DYING 1 /* queue being torn down */
#define QUEUE_FLAG_NOMERGES 3 /* disable merge attempts */
#define QUEUE_FLAG_SAME_COMP 4 /* complete on same CPU-group */
#define QUEUE_FLAG_FAIL_IO 5 /* fake timeout */
#define QUEUE_FLAG_NOXMERGES 9 /* No extended merges */
#define QUEUE_FLAG_SAME_FORCE 12 /* force complete on same CPU */
#define QUEUE_FLAG_INIT_DONE 14 /* queue is initialized */
#define QUEUE_FLAG_STATS 20 /* track IO start and completion times */
#define QUEUE_FLAG_REGISTERED 22 /* queue has been registered to a disk */
#define QUEUE_FLAG_QUIESCED 24 /* queue has been quiesced */
#define QUEUE_FLAG_RQ_ALLOC_TIME 27 /* record rq->alloc_time_ns */
#define QUEUE_FLAG_HCTX_ACTIVE 28 /* at least one blk-mq hctx is active */
#define QUEUE_FLAG_SQ_SCHED 30 /* single queue style io dispatch */
enum {
QUEUE_FLAG_DYING, /* queue being torn down */
QUEUE_FLAG_NOMERGES, /* disable merge attempts */
QUEUE_FLAG_SAME_COMP, /* complete on same CPU-group */
QUEUE_FLAG_FAIL_IO, /* fake timeout */
QUEUE_FLAG_NOXMERGES, /* No extended merges */
QUEUE_FLAG_SAME_FORCE, /* force complete on same CPU */
QUEUE_FLAG_INIT_DONE, /* queue is initialized */
QUEUE_FLAG_STATS, /* track IO start and completion times */
QUEUE_FLAG_REGISTERED, /* queue has been registered to a disk */
QUEUE_FLAG_QUIESCED, /* queue has been quiesced */
QUEUE_FLAG_RQ_ALLOC_TIME, /* record rq->alloc_time_ns */
QUEUE_FLAG_HCTX_ACTIVE, /* at least one blk-mq hctx is active */
QUEUE_FLAG_SQ_SCHED, /* single queue style io dispatch */
QUEUE_FLAG_MAX
};
#define QUEUE_FLAG_MQ_DEFAULT (1UL << QUEUE_FLAG_SAME_COMP)