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block: remove unused syncfull/asyncfull queue flags

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We haven't used these in years, but somehow the definitions still
remained. Kill them, and renumber the QUEUE_FLAG_ space. We had
a hole in the beginning of the space, too.

Signed-off-by: Jens Axboe <axboe@kernel.dk>
This commit is contained in:
Jens Axboe 2017-08-10 08:25:38 -06:00
parent b8d62b3a9c
commit e743eb1ecd
2 changed files with 29 additions and 33 deletions
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2
block/blk-mq-debugfs.c
View file

@ -48,8 +48,6 @@ static int blk_flags_show(struct seq_file *m, const unsigned long flags,
static const char *const blk_queue_flag_name[] = {
QUEUE_FLAG_NAME(QUEUED),
QUEUE_FLAG_NAME(STOPPED),
QUEUE_FLAG_NAME(SYNCFULL),
QUEUE_FLAG_NAME(ASYNCFULL),
QUEUE_FLAG_NAME(DYING),
QUEUE_FLAG_NAME(BYPASS),
QUEUE_FLAG_NAME(BIDI),

60
include/linux/blkdev.h
View file

@ -601,38 +601,36 @@ struct request_queue {
u64 write_hints[BLK_MAX_WRITE_HINTS];
};
#define QUEUE_FLAG_QUEUED 1 /* uses generic tag queueing */
#define QUEUE_FLAG_STOPPED 2 /* queue is stopped */
#define QUEUE_FLAG_SYNCFULL 3 /* read queue has been filled */
#define QUEUE_FLAG_ASYNCFULL 4 /* write queue has been filled */
#define QUEUE_FLAG_DYING 5 /* queue being torn down */
#define QUEUE_FLAG_BYPASS 6 /* act as dumb FIFO queue */
#define QUEUE_FLAG_BIDI 7 /* queue supports bidi requests */
#define QUEUE_FLAG_NOMERGES 8 /* disable merge attempts */
#define QUEUE_FLAG_SAME_COMP 9 /* complete on same CPU-group */
#define QUEUE_FLAG_FAIL_IO 10 /* fake timeout */
#define QUEUE_FLAG_STACKABLE 11 /* supports request stacking */
#define QUEUE_FLAG_NONROT 12 /* non-rotational device (SSD) */
#define QUEUE_FLAG_QUEUED 0 /* uses generic tag queueing */
#define QUEUE_FLAG_STOPPED 1 /* queue is stopped */
#define QUEUE_FLAG_DYING 2 /* queue being torn down */
#define QUEUE_FLAG_BYPASS 3 /* act as dumb FIFO queue */
#define QUEUE_FLAG_BIDI 4 /* queue supports bidi requests */
#define QUEUE_FLAG_NOMERGES 5 /* disable merge attempts */
#define QUEUE_FLAG_SAME_COMP 6 /* complete on same CPU-group */
#define QUEUE_FLAG_FAIL_IO 7 /* fake timeout */
#define QUEUE_FLAG_STACKABLE 8 /* supports request stacking */
#define QUEUE_FLAG_NONROT 9 /* non-rotational device (SSD) */
#define QUEUE_FLAG_VIRT QUEUE_FLAG_NONROT /* paravirt device */
#define QUEUE_FLAG_IO_STAT 13 /* do IO stats */
#define QUEUE_FLAG_DISCARD 14 /* supports DISCARD */
#define QUEUE_FLAG_NOXMERGES 15 /* No extended merges */
#define QUEUE_FLAG_ADD_RANDOM 16 /* Contributes to random pool */
#define QUEUE_FLAG_SECERASE 17 /* supports secure erase */
#define QUEUE_FLAG_SAME_FORCE 18 /* force complete on same CPU */
#define QUEUE_FLAG_DEAD 19 /* queue tear-down finished */
#define QUEUE_FLAG_INIT_DONE 20 /* queue is initialized */
#define QUEUE_FLAG_NO_SG_MERGE 21 /* don't attempt to merge SG segments*/
#define QUEUE_FLAG_POLL 22 /* IO polling enabled if set */
#define QUEUE_FLAG_WC 23 /* Write back caching */
#define QUEUE_FLAG_FUA 24 /* device supports FUA writes */
#define QUEUE_FLAG_FLUSH_NQ 25 /* flush not queueuable */
#define QUEUE_FLAG_DAX 26 /* device supports DAX */
#define QUEUE_FLAG_STATS 27 /* track rq completion times */
#define QUEUE_FLAG_POLL_STATS 28 /* collecting stats for hybrid polling */
#define QUEUE_FLAG_REGISTERED 29 /* queue has been registered to a disk */
#define QUEUE_FLAG_SCSI_PASSTHROUGH 30 /* queue supports SCSI commands */
#define QUEUE_FLAG_QUIESCED 31 /* queue has been quiesced */
#define QUEUE_FLAG_IO_STAT 10 /* do IO stats */
#define QUEUE_FLAG_DISCARD 11 /* supports DISCARD */
#define QUEUE_FLAG_NOXMERGES 12 /* No extended merges */
#define QUEUE_FLAG_ADD_RANDOM 13 /* Contributes to random pool */
#define QUEUE_FLAG_SECERASE 14 /* supports secure erase */
#define QUEUE_FLAG_SAME_FORCE 15 /* force complete on same CPU */
#define QUEUE_FLAG_DEAD 16 /* queue tear-down finished */
#define QUEUE_FLAG_INIT_DONE 17 /* queue is initialized */
#define QUEUE_FLAG_NO_SG_MERGE 18 /* don't attempt to merge SG segments*/
#define QUEUE_FLAG_POLL 19 /* IO polling enabled if set */
#define QUEUE_FLAG_WC 20 /* Write back caching */
#define QUEUE_FLAG_FUA 21 /* device supports FUA writes */
#define QUEUE_FLAG_FLUSH_NQ 22 /* flush not queueuable */
#define QUEUE_FLAG_DAX 23 /* device supports DAX */
#define QUEUE_FLAG_STATS 24 /* track rq completion times */
#define QUEUE_FLAG_POLL_STATS 25 /* collecting stats for hybrid polling */
#define QUEUE_FLAG_REGISTERED 26 /* queue has been registered to a disk */
#define QUEUE_FLAG_SCSI_PASSTHROUGH 27 /* queue supports SCSI commands */
#define QUEUE_FLAG_QUIESCED 28 /* queue has been quiesced */
#define QUEUE_FLAG_DEFAULT ((1 << QUEUE_FLAG_IO_STAT) | \
(1 << QUEUE_FLAG_STACKABLE) | \