[PATCH V7 5/5] perf tools: adding sink configuration for cs_etm PMU
From: Suzuki.Poulose@arm.com (Suzuki K Poulose)
Date: 2016-08-31 09:38:42
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On 30/08/16 17:19, Mathieu Poirier wrote:
Using the PMU::set_drv_config() callback to enable the CoreSight sink that will be used for the trace session.
quoted hunk ↗ jump to hunk
+int cs_etm_set_drv_config(struct perf_evsel_config_term *term) +{ + int ret; + char enable_sink[ENABLE_SINK_MAX]; + + snprintf(enable_sink, ENABLE_SINK_MAX, "%s/%s", + term->val.drv_cfg, "enable_sink"); + + ret = cs_device__print_file(enable_sink, "%d", 1); + if (ret < 0) + return ret; + + return 0; +}
Don't we have to disable the sink at the end of the session ? How is that taken care of ? Did I miss that ? Suzuki