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From:   Hoan Tran <hoan.tran@amperecomputing.com>
To:     Will Deacon <will.deacon@arm.com>,
        Mark Rutland <mark.rutland@arm.com>,
        Tai Nguyen <ttnguyen@amperecomputing.com>
Cc:     linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org,
        Loc Ho <loc.ho@amperecomputing.com>,
        Hoan Tran <hoan.tran@amperecomputing.com>
Subject: [PATCH] perf: xgene: Fix IOB SLOW PMU parser error
Date:   Wed,  6 Jun 2018 14:06:54 -0700
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This patch fixes the below parser error of the IOB SLOW PMU.

	# perf stat -a -e iob-slow0/cycle-count/ sleep 1
	evenf syntax error: 'iob-slow0/cycle-count/'
        	                 \___ parser error

It replaces the "-" character by "_" character inside the PMU name.

Signed-off-by: Hoan Tran <hoan.tran@amperecomputing.com>
---
 drivers/perf/xgene_pmu.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/perf/xgene_pmu.c b/drivers/perf/xgene_pmu.c
index 6bdb1da..0e31f13 100644
--- a/drivers/perf/xgene_pmu.c
+++ b/drivers/perf/xgene_pmu.c
@@ -1463,7 +1463,7 @@ static char *xgene_pmu_dev_name(struct device *dev, u32 type, int id)
 	case PMU_TYPE_IOB:
 		return devm_kasprintf(dev, GFP_KERNEL, "iob%d", id);
 	case PMU_TYPE_IOB_SLOW:
-		return devm_kasprintf(dev, GFP_KERNEL, "iob-slow%d", id);
+		return devm_kasprintf(dev, GFP_KERNEL, "iob_slow%d", id);
 	case PMU_TYPE_MCB:
 		return devm_kasprintf(dev, GFP_KERNEL, "mcb%d", id);
 	case PMU_TYPE_MC:
-- 
2.7.4