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Message-ID: <1456236764-1569-6-git-send-email-Suravee.Suthikulpanit@amd.com>
Date:	Tue, 23 Feb 2016 08:12:39 -0600
From:	Suravee Suthikulpanit <Suravee.Suthikulpanit@....com>
To:	<joro@...tes.org>, <bp@...en8.de>, <peterz@...radead.org>,
	<mingo@...hat.com>, <acme@...nel.org>
CC:	<andihartmann@...enet.de>, <vw@...mu.org>, <labbott@...hat.com>,
	<linux-kernel@...r.kernel.org>, <iommu@...ts.linux-foundation.org>,
	"Suravee Suthikulpanit" <Suravee.Suthikulpanit@....com>,
	Suravee Suthikulpanit <suravee.suthikulpanit@....com>
Subject: [PATCH V5 05/10] perf/amd/iommu: Declare pr_fmt and remove unnecessary pr_debug

This patch declare pr_fmt for perf/amd_iommu and remove unnecessary
pr_debug.

Cc: Borislav Petkov <bp@...en8.de>
Signed-off-by: Suravee Suthikulpanit <suravee.suthikulpanit@....com>
---
 arch/x86/events/amd/iommu.c | 12 ++++--------
 1 file changed, 4 insertions(+), 8 deletions(-)

diff --git a/arch/x86/events/amd/iommu.c b/arch/x86/events/amd/iommu.c
index 8a29754..ee7b4d3 100644
--- a/arch/x86/events/amd/iommu.c
+++ b/arch/x86/events/amd/iommu.c
@@ -11,6 +11,8 @@
  * published by the Free Software Foundation.
  */
 
+#define pr_fmt(fmt)	"perf/amd_iommu: " fmt
+
 #include <linux/perf_event.h>
 #include <linux/module.h>
 #include <linux/cpumask.h>
@@ -283,7 +285,6 @@ static void perf_iommu_start(struct perf_event *event, int flags)
 	u64 val;
 	struct hw_perf_event *hwc = &event->hw;
 
-	pr_debug("perf: amd_iommu:perf_iommu_start\n");
 	if (WARN_ON_ONCE(!(hwc->state & PERF_HES_STOPPED)))
 		return;
 
@@ -307,7 +308,6 @@ static void perf_iommu_read(struct perf_event *event)
 	u64 cnt, prev;
 	s64 delta;
 	struct hw_perf_event *hwc = &event->hw;
-	pr_debug("perf: amd_iommu:perf_iommu_read\n");
 
 	if (amd_iommu_pc_get_counter(0, _GET_BANK(event), _GET_CNTR(event), &cnt))
 		return;
@@ -334,8 +334,6 @@ static void perf_iommu_stop(struct perf_event *event, int flags)
 	struct hw_perf_event *hwc = &event->hw;
 	u64 config;
 
-	pr_debug("perf: amd_iommu:perf_iommu_stop\n");
-
 	if (hwc->state & PERF_HES_UPTODATE)
 		return;
 
@@ -357,7 +355,6 @@ static int perf_iommu_add(struct perf_event *event, int flags)
 	struct perf_amd_iommu *perf_iommu =
 			container_of(event->pmu, struct perf_amd_iommu, pmu);
 
-	pr_debug("perf: amd_iommu:perf_iommu_add\n");
 	event->hw.state = PERF_HES_UPTODATE | PERF_HES_STOPPED;
 
 	/* request an iommu bank/counter */
@@ -378,7 +375,6 @@ static void perf_iommu_del(struct perf_event *event, int flags)
 	struct perf_amd_iommu *perf_iommu =
 			container_of(event->pmu, struct perf_amd_iommu, pmu);
 
-	pr_debug("perf: amd_iommu:perf_iommu_del\n");
 	perf_iommu_stop(event, PERF_EF_UPDATE);
 
 	/* clear the assigned iommu bank/counter */
@@ -438,7 +434,7 @@ static __init int _init_perf_amd_iommu(
 
 	/* Init events attributes */
 	if (_init_events_attrs(perf_iommu) != 0)
-		pr_err("perf: amd_iommu: Only support raw events.\n");
+		pr_err("Only support raw events.\n");
 
 	perf_iommu->max_banks = amd_iommu_pc_get_max_banks(0);
 	perf_iommu->max_counters = amd_iommu_pc_get_max_counters(0);
@@ -451,7 +447,7 @@ static __init int _init_perf_amd_iommu(
 
 	ret = perf_pmu_register(&perf_iommu->pmu, name, -1);
 	if (ret) {
-		pr_err("perf: amd_iommu: Failed to initialized.\n");
+		pr_err("Error initializing AMD IOMMU perf counters.\n");
 		amd_iommu_pc_exit();
 	} else {
 		pr_info("perf: amd_iommu: Detected. (%d banks, %d counters/bank)\n",
-- 
1.9.1

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