linux-kernel - [PATCH v4 5/6] stm class: ftrace: enable supported trace export flag

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Message-Id: <20200926010005.14689-6-tingwei@codeaurora.org>
Date:   Sat, 26 Sep 2020 09:00:04 +0800
From:   Tingwei Zhang <tingwei@...eaurora.org>
To:     Steven Rostedt <rostedt@...dmis.org>,
        Ingo Molnar <mingo@...hat.com>,
        Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
        Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Alexandre Torgue <alexandre.torgue@...com>
Cc:     Tingwei Zhang <tingwei@...eaurora.org>,
        Mathieu Poirier <mathieu.poirier@...aro.org>,
        Suzuki K Poulose <suzuki.poulose@....com>,
        tsoni@...eaurora.org,
        Sai Prakash Ranjan <saiprakash.ranjan@...eaurora.org>,
        Mao Jinlong <jinlmao@...eaurora.org>,
        linux-kernel@...r.kernel.org,
        linux-stm32@...md-mailman.stormreply.com,
        linux-arm-kernel@...ts.infradead.org
Subject: [PATCH v4 5/6] stm class: ftrace: enable supported trace export flag

Set flags for trace_export. Export function trace, event trace
and trace marker to stm.

Signed-off-by: Tingwei Zhang <tingwei@...eaurora.org>
Reviewed-by: Steven Rostedt (VMware) <rostedt@...dmis.org>
Reviewed-by: Alexander Shishkin <alexander.shishkin@...ux.intel.com>
---
 drivers/hwtracing/stm/ftrace.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/hwtracing/stm/ftrace.c b/drivers/hwtracing/stm/ftrace.c
index ce868e095410..c694a6e692d1 100644
--- a/drivers/hwtracing/stm/ftrace.c
+++ b/drivers/hwtracing/stm/ftrace.c
@@ -46,6 +46,8 @@ static int stm_ftrace_link(struct stm_source_data *data)
 	struct stm_ftrace *sf = container_of(data, struct stm_ftrace, data);
 
 	sf->ftrace.write = stm_ftrace_write;
+	sf->ftrace.flags = TRACE_EXPORT_FUNCTION | TRACE_EXPORT_EVENT
+			| TRACE_EXPORT_MARKER;
 
 	return register_ftrace_export(&sf->ftrace);
 }
-- 
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