diff options
Diffstat (limited to 'block')
-rw-r--r-- | block/blk-mq-debugfs.c | 201 |
1 files changed, 108 insertions, 93 deletions
diff --git a/block/blk-mq-debugfs.c b/block/blk-mq-debugfs.c index 1ff3d72..f58a116 100644 --- a/block/blk-mq-debugfs.c +++ b/block/blk-mq-debugfs.c @@ -63,37 +63,39 @@ static int blk_flags_show(struct seq_file *m, const unsigned long flags, return 0; } +#define QUEUE_FLAG_NAME(name) [QUEUE_FLAG_##name] = #name static const char *const blk_queue_flag_name[] = { - [QUEUE_FLAG_QUEUED] = "QUEUED", - [QUEUE_FLAG_STOPPED] = "STOPPED", - [QUEUE_FLAG_SYNCFULL] = "SYNCFULL", - [QUEUE_FLAG_ASYNCFULL] = "ASYNCFULL", - [QUEUE_FLAG_DYING] = "DYING", - [QUEUE_FLAG_BYPASS] = "BYPASS", - [QUEUE_FLAG_BIDI] = "BIDI", - [QUEUE_FLAG_NOMERGES] = "NOMERGES", - [QUEUE_FLAG_SAME_COMP] = "SAME_COMP", - [QUEUE_FLAG_FAIL_IO] = "FAIL_IO", - [QUEUE_FLAG_STACKABLE] = "STACKABLE", - [QUEUE_FLAG_NONROT] = "NONROT", - [QUEUE_FLAG_IO_STAT] = "IO_STAT", - [QUEUE_FLAG_DISCARD] = "DISCARD", - [QUEUE_FLAG_NOXMERGES] = "NOXMERGES", - [QUEUE_FLAG_ADD_RANDOM] = "ADD_RANDOM", - [QUEUE_FLAG_SECERASE] = "SECERASE", - [QUEUE_FLAG_SAME_FORCE] = "SAME_FORCE", - [QUEUE_FLAG_DEAD] = "DEAD", - [QUEUE_FLAG_INIT_DONE] = "INIT_DONE", - [QUEUE_FLAG_NO_SG_MERGE] = "NO_SG_MERGE", - [QUEUE_FLAG_POLL] = "POLL", - [QUEUE_FLAG_WC] = "WC", - [QUEUE_FLAG_FUA] = "FUA", - [QUEUE_FLAG_FLUSH_NQ] = "FLUSH_NQ", - [QUEUE_FLAG_DAX] = "DAX", - [QUEUE_FLAG_STATS] = "STATS", - [QUEUE_FLAG_POLL_STATS] = "POLL_STATS", - [QUEUE_FLAG_REGISTERED] = "REGISTERED", -}; + 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), + QUEUE_FLAG_NAME(NOMERGES), + QUEUE_FLAG_NAME(SAME_COMP), + QUEUE_FLAG_NAME(FAIL_IO), + QUEUE_FLAG_NAME(STACKABLE), + QUEUE_FLAG_NAME(NONROT), + QUEUE_FLAG_NAME(IO_STAT), + QUEUE_FLAG_NAME(DISCARD), + QUEUE_FLAG_NAME(NOXMERGES), + QUEUE_FLAG_NAME(ADD_RANDOM), + QUEUE_FLAG_NAME(SECERASE), + QUEUE_FLAG_NAME(SAME_FORCE), + QUEUE_FLAG_NAME(DEAD), + QUEUE_FLAG_NAME(INIT_DONE), + QUEUE_FLAG_NAME(NO_SG_MERGE), + QUEUE_FLAG_NAME(POLL), + QUEUE_FLAG_NAME(WC), + QUEUE_FLAG_NAME(FUA), + QUEUE_FLAG_NAME(FLUSH_NQ), + QUEUE_FLAG_NAME(DAX), + QUEUE_FLAG_NAME(STATS), + QUEUE_FLAG_NAME(POLL_STATS), + QUEUE_FLAG_NAME(REGISTERED), +}; +#undef QUEUE_FLAG_NAME static int blk_queue_flags_show(struct seq_file *m, void *v) { @@ -180,13 +182,16 @@ static const struct file_operations queue_poll_stat_fops = { .release = single_release, }; +#define HCTX_STATE_NAME(name) [BLK_MQ_S_##name] = #name static const char *const hctx_state_name[] = { - [BLK_MQ_S_STOPPED] = "STOPPED", - [BLK_MQ_S_TAG_ACTIVE] = "TAG_ACTIVE", - [BLK_MQ_S_SCHED_RESTART] = "SCHED_RESTART", - [BLK_MQ_S_TAG_WAITING] = "TAG_WAITING", - + HCTX_STATE_NAME(STOPPED), + HCTX_STATE_NAME(TAG_ACTIVE), + HCTX_STATE_NAME(SCHED_RESTART), + HCTX_STATE_NAME(TAG_WAITING), + HCTX_STATE_NAME(START_ON_RUN), }; +#undef HCTX_STATE_NAME + static int hctx_state_show(struct seq_file *m, void *v) { struct blk_mq_hw_ctx *hctx = m->private; @@ -209,18 +214,22 @@ static const struct file_operations hctx_state_fops = { .release = single_release, }; +#define BLK_TAG_ALLOC_NAME(name) [BLK_TAG_ALLOC_##name] = #name static const char *const alloc_policy_name[] = { - [BLK_TAG_ALLOC_FIFO] = "fifo", - [BLK_TAG_ALLOC_RR] = "rr", + BLK_TAG_ALLOC_NAME(FIFO), + BLK_TAG_ALLOC_NAME(RR), }; +#undef BLK_TAG_ALLOC_NAME +#define HCTX_FLAG_NAME(name) [ilog2(BLK_MQ_F_##name)] = #name static const char *const hctx_flag_name[] = { - [ilog2(BLK_MQ_F_SHOULD_MERGE)] = "SHOULD_MERGE", - [ilog2(BLK_MQ_F_TAG_SHARED)] = "TAG_SHARED", - [ilog2(BLK_MQ_F_SG_MERGE)] = "SG_MERGE", - [ilog2(BLK_MQ_F_BLOCKING)] = "BLOCKING", - [ilog2(BLK_MQ_F_NO_SCHED)] = "NO_SCHED", + HCTX_FLAG_NAME(SHOULD_MERGE), + HCTX_FLAG_NAME(TAG_SHARED), + HCTX_FLAG_NAME(SG_MERGE), + HCTX_FLAG_NAME(BLOCKING), + HCTX_FLAG_NAME(NO_SCHED), }; +#undef HCTX_FLAG_NAME static int hctx_flags_show(struct seq_file *m, void *v) { @@ -253,60 +262,66 @@ static const struct file_operations hctx_flags_fops = { .release = single_release, }; +#define REQ_OP_NAME(name) [REQ_OP_##name] = #name static const char *const op_name[] = { - [REQ_OP_READ] = "READ", - [REQ_OP_WRITE] = "WRITE", - [REQ_OP_FLUSH] = "FLUSH", - [REQ_OP_DISCARD] = "DISCARD", - [REQ_OP_ZONE_REPORT] = "ZONE_REPORT", - [REQ_OP_SECURE_ERASE] = "SECURE_ERASE", - [REQ_OP_ZONE_RESET] = "ZONE_RESET", - [REQ_OP_WRITE_SAME] = "WRITE_SAME", - [REQ_OP_WRITE_ZEROES] = "WRITE_ZEROES", - [REQ_OP_SCSI_IN] = "SCSI_IN", - [REQ_OP_SCSI_OUT] = "SCSI_OUT", - [REQ_OP_DRV_IN] = "DRV_IN", - [REQ_OP_DRV_OUT] = "DRV_OUT", -}; - + REQ_OP_NAME(READ), + REQ_OP_NAME(WRITE), + REQ_OP_NAME(FLUSH), + REQ_OP_NAME(DISCARD), + REQ_OP_NAME(ZONE_REPORT), + REQ_OP_NAME(SECURE_ERASE), + REQ_OP_NAME(ZONE_RESET), + REQ_OP_NAME(WRITE_SAME), + REQ_OP_NAME(WRITE_ZEROES), + REQ_OP_NAME(SCSI_IN), + REQ_OP_NAME(SCSI_OUT), + REQ_OP_NAME(DRV_IN), + REQ_OP_NAME(DRV_OUT), +}; +#undef REQ_OP_NAME + +#define CMD_FLAG_NAME(name) [__REQ_##name] = #name static const char *const cmd_flag_name[] = { - [__REQ_FAILFAST_DEV] = "FAILFAST_DEV", - [__REQ_FAILFAST_TRANSPORT] = "FAILFAST_TRANSPORT", - [__REQ_FAILFAST_DRIVER] = "FAILFAST_DRIVER", - [__REQ_SYNC] = "SYNC", - [__REQ_META] = "META", - [__REQ_PRIO] = "PRIO", - [__REQ_NOMERGE] = "NOMERGE", - [__REQ_IDLE] = "IDLE", - [__REQ_INTEGRITY] = "INTEGRITY", - [__REQ_FUA] = "FUA", - [__REQ_PREFLUSH] = "PREFLUSH", - [__REQ_RAHEAD] = "RAHEAD", - [__REQ_BACKGROUND] = "BACKGROUND", - [__REQ_NR_BITS] = "NR_BITS", -}; - + CMD_FLAG_NAME(FAILFAST_DEV), + CMD_FLAG_NAME(FAILFAST_TRANSPORT), + CMD_FLAG_NAME(FAILFAST_DRIVER), + CMD_FLAG_NAME(SYNC), + CMD_FLAG_NAME(META), + CMD_FLAG_NAME(PRIO), + CMD_FLAG_NAME(NOMERGE), + CMD_FLAG_NAME(IDLE), + CMD_FLAG_NAME(INTEGRITY), + CMD_FLAG_NAME(FUA), + CMD_FLAG_NAME(PREFLUSH), + CMD_FLAG_NAME(RAHEAD), + CMD_FLAG_NAME(BACKGROUND), + CMD_FLAG_NAME(NOUNMAP), +}; +#undef CMD_FLAG_NAME + +#define RQF_NAME(name) [ilog2((__force u32)RQF_##name)] = #name static const char *const rqf_name[] = { - [ilog2((__force u32)RQF_SORTED)] = "SORTED", - [ilog2((__force u32)RQF_STARTED)] = "STARTED", - [ilog2((__force u32)RQF_QUEUED)] = "QUEUED", - [ilog2((__force u32)RQF_SOFTBARRIER)] = "SOFTBARRIER", - [ilog2((__force u32)RQF_FLUSH_SEQ)] = "FLUSH_SEQ", - [ilog2((__force u32)RQF_MIXED_MERGE)] = "MIXED_MERGE", - [ilog2((__force u32)RQF_MQ_INFLIGHT)] = "MQ_INFLIGHT", - [ilog2((__force u32)RQF_DONTPREP)] = "DONTPREP", - [ilog2((__force u32)RQF_PREEMPT)] = "PREEMPT", - [ilog2((__force u32)RQF_COPY_USER)] = "COPY_USER", - [ilog2((__force u32)RQF_FAILED)] = "FAILED", - [ilog2((__force u32)RQF_QUIET)] = "QUIET", - [ilog2((__force u32)RQF_ELVPRIV)] = "ELVPRIV", - [ilog2((__force u32)RQF_IO_STAT)] = "IO_STAT", - [ilog2((__force u32)RQF_ALLOCED)] = "ALLOCED", - [ilog2((__force u32)RQF_PM)] = "PM", - [ilog2((__force u32)RQF_HASHED)] = "HASHED", - [ilog2((__force u32)RQF_STATS)] = "STATS", - [ilog2((__force u32)RQF_SPECIAL_PAYLOAD)] = "SPECIAL_PAYLOAD", -}; + RQF_NAME(SORTED), + RQF_NAME(STARTED), + RQF_NAME(QUEUED), + RQF_NAME(SOFTBARRIER), + RQF_NAME(FLUSH_SEQ), + RQF_NAME(MIXED_MERGE), + RQF_NAME(MQ_INFLIGHT), + RQF_NAME(DONTPREP), + RQF_NAME(PREEMPT), + RQF_NAME(COPY_USER), + RQF_NAME(FAILED), + RQF_NAME(QUIET), + RQF_NAME(ELVPRIV), + RQF_NAME(IO_STAT), + RQF_NAME(ALLOCED), + RQF_NAME(PM), + RQF_NAME(HASHED), + RQF_NAME(STATS), + RQF_NAME(SPECIAL_PAYLOAD), +}; +#undef RQF_NAME static int blk_mq_debugfs_rq_show(struct seq_file *m, void *v) { |