From 255c03d15a29a3ccb7a40d247f02bf38ba3f3592 Mon Sep 17 00:00:00 2001 From: Hannes Reinecke Date: Fri, 27 Mar 2015 16:46:38 +0100 Subject: libata: Add tracepoints Add some tracepoints for ata_qc_issue, ata_qc_complete, and ata_eh_link_autopsy. Signed-off-by: Hannes Reinecke Signed-off-by: Tejun Heo --- drivers/ata/libata-core.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) (limited to 'drivers/ata/libata-core.c') diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c index ff57367f5f0c..be1722a4163a 100644 --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -70,6 +70,9 @@ #include #include +#define CREATE_TRACE_POINTS +#include + #include "libata.h" #include "libata-transport.h" @@ -4904,6 +4907,7 @@ void ata_qc_complete(struct ata_queued_cmd *qc) */ if (unlikely(ata_tag_internal(qc->tag))) { fill_result_tf(qc); + trace_ata_qc_complete_internal(qc); __ata_qc_complete(qc); return; } @@ -4914,6 +4918,7 @@ void ata_qc_complete(struct ata_queued_cmd *qc) */ if (unlikely(qc->flags & ATA_QCFLAG_FAILED)) { fill_result_tf(qc); + trace_ata_qc_complete_failed(qc); ata_qc_schedule_eh(qc); return; } @@ -4924,6 +4929,7 @@ void ata_qc_complete(struct ata_queued_cmd *qc) if (qc->flags & ATA_QCFLAG_RESULT_TF) fill_result_tf(qc); + trace_ata_qc_complete_done(qc); /* Some commands need post-processing after successful * completion. */ @@ -5071,7 +5077,7 @@ void ata_qc_issue(struct ata_queued_cmd *qc) } ap->ops->qc_prep(qc); - + trace_ata_qc_issue(qc); qc->err_mask |= ap->ops->qc_issue(qc); if (unlikely(qc->err_mask)) goto err; -- cgit v1.2.3