From: Bean Huo <huobean@gmail.com>
To: alim.akhtar@samsung.com, avri.altman@wdc.com,
asutoshd@codeaurora.org, jejb@linux.ibm.com,
martin.petersen@oracle.com, stanley.chu@mediatek.com,
beanhuo@micron.com, bvanassche@acm.org, tomas.winkler@intel.com,
cang@codeaurora.org, rostedt@goodmis.org
Cc: linux-scsi@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: [PATCH v2 3/6] scsi: ufs: Don't call trace_ufshcd_upiu() in case trace poit is disabled
Date: Mon, 14 Dec 2020 17:14:59 +0100 [thread overview]
Message-ID: <20201214161502.13440-4-huobean@gmail.com> (raw)
In-Reply-To: <20201214161502.13440-1-huobean@gmail.com>
From: Bean Huo <beanhuo@micron.com>
Don't call trace_ufshcd_upiu() in case ufshba_upiu trace poit is not enabled.
Suggested-by: Steven Rostedt <rostedt@goodmis.org>
Signed-off-by: Bean Huo <beanhuo@micron.com>
---
drivers/scsi/ufs/ufshcd.c | 9 +++++++++
1 file changed, 9 insertions(+)
diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c
index f7ebecb4af1a..da677147755d 100644
--- a/drivers/scsi/ufs/ufshcd.c
+++ b/drivers/scsi/ufs/ufshcd.c
@@ -312,6 +312,9 @@ static void ufshcd_add_cmd_upiu_trace(struct ufs_hba *hba, unsigned int tag,
{
struct utp_upiu_req *rq = hba->lrb[tag].ucd_req_ptr;
+ if (!trace_ufshcd_upiu_enabled())
+ return;
+
trace_ufshcd_upiu(dev_name(hba->dev), str_t, &rq->header, &rq->sc.cdb);
}
@@ -320,6 +323,9 @@ static void ufshcd_add_query_upiu_trace(struct ufs_hba *hba, unsigned int tag,
{
struct utp_upiu_req *rq = hba->lrb[tag].ucd_req_ptr;
+ if (!trace_ufshcd_upiu_enabled())
+ return;
+
trace_ufshcd_upiu(dev_name(hba->dev), str_t, &rq->header, &rq->qr);
}
@@ -329,6 +335,9 @@ static void ufshcd_add_tm_upiu_trace(struct ufs_hba *hba, unsigned int tag,
int off = (int)tag - hba->nutrs;
struct utp_task_req_desc *descp = &hba->utmrdl_base_addr[off];
+ if (!trace_ufshcd_upiu_enabled())
+ return;
+
trace_ufshcd_upiu(dev_name(hba->dev), str_t, &descp->req_header,
&descp->input_param1);
}
--
2.17.1
next prev parent reply other threads:[~2020-12-14 16:17 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-12-14 16:14 [PATCH v2 0/6] Several changes for the UPIU trace Bean Huo
2020-12-14 16:14 ` [PATCH v2 1/6] scsi: ufs: Remove stringize operator '#' restriction Bean Huo
2020-12-14 16:46 ` Joe Perches
2020-12-14 18:51 ` Bean Huo
2020-12-14 16:14 ` [PATCH v2 2/6] scsi: ufs: Use __print_symbolic() for UFS trace string print Bean Huo
2020-12-14 16:14 ` Bean Huo [this message]
2020-12-14 16:15 ` [PATCH v2 4/6] scsi: ufs: Distinguish between query REQ and query RSP in query trace Bean Huo
2020-12-14 16:15 ` [PATCH v2 5/6] scsi: ufs: Distinguish between TM request UPIU and response UPIU in TM UPIU trace Bean Huo
2020-12-14 16:15 ` [PATCH v2 6/6] scsi: ufs: Make UPIU trace easier differentiate among CDB, OSF, and TM Bean Huo
2020-12-14 16:23 ` [PATCH v2 0/6] Several changes for the UPIU trace Steven Rostedt
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