Messages in this thread Patch in this message | | | From | Mathieu Poirier <> | Subject | [PATCH 7/8] coresight: tmc: Remove duplicate memset | Date | Thu, 10 Nov 2016 11:18:53 -0700 |
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From: "Suzuki K. Poulose" <Suzuki.Poulose@arm.com>
The tmc_etr_enable_hw() fills the buffer with 0's before enabling the hardware. So, we don't need an explicit memset() in tmc_enable_etr_sink_sysfs() before calling the tmc_etr_enable_hw(). This patch removes the explicit memset from tmc_enable_etr_sink_sysfs.
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com> Signed-off-by: Mathieu Poirier <mathieu.poirier@linaro.org> --- drivers/hwtracing/coresight/coresight-tmc-etr.c | 2 -- 1 file changed, 2 deletions(-)
diff --git a/drivers/hwtracing/coresight/coresight-tmc-etr.c b/drivers/hwtracing/coresight/coresight-tmc-etr.c index 3b84d0d38c22..5d312699b3b9 100644 --- a/drivers/hwtracing/coresight/coresight-tmc-etr.c +++ b/drivers/hwtracing/coresight/coresight-tmc-etr.c @@ -150,8 +150,6 @@ static int tmc_enable_etr_sink_sysfs(struct coresight_device *csdev) drvdata->buf = drvdata->vaddr; } - memset(drvdata->vaddr, 0, drvdata->size); - drvdata->mode = CS_MODE_SYSFS; tmc_etr_enable_hw(drvdata); out: -- 2.7.4
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