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-rw-r--r--block/blk-mq-debugfs.c201
1 files changed, 108 insertions, 93 deletions
diff --git a/block/blk-mq-debugfs.c b/block/blk-mq-debugfs.c
index 1ff3d726fb03..f58a116d6cca 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)
{
generated by cgit v1.2.3-58-ga151 (git 2.39.0) at 2024-12-14 19:53:43 +0000