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From: Masami Hiramatsu <mhiramat@kernel.org>
To: Steven Rostedt <rostedt@goodmis.org>
Cc: linux-kernel@vger.kernel.org, Tom Zanussi <zanussi@kernel.org>,
	Masami Hiramatsu <mhiramat@kernel.org>
Subject: [PATCH v2 7/9] tools/bootconfig: Support per-group/all event enabling option
Date: Fri,  6 Aug 2021 01:26:13 +0900	[thread overview]
Message-ID: <162818077367.226227.10144273093794882054.stgit@devnote2> (raw)
In-Reply-To: <162818072104.226227.18088999222035270055.stgit@devnote2>

Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
---
 tools/bootconfig/scripts/bconf2ftrace.sh |   13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/tools/bootconfig/scripts/bconf2ftrace.sh b/tools/bootconfig/scripts/bconf2ftrace.sh
index feb30c2c7881..651049c782c0 100755
--- a/tools/bootconfig/scripts/bconf2ftrace.sh
+++ b/tools/bootconfig/scripts/bconf2ftrace.sh
@@ -101,6 +101,12 @@ setup_event() { # prefix group event [instance]
 	else
 		eventdir="$TRACEFS/events/$2/$3"
 	fi
+	# group enable
+	if [ "$3" = "enable" ]; then
+		run_cmd "echo 1 > ${eventdir}"
+		return
+	fi
+
 	case $2 in
 	kprobes)
 		xbc_get_val ${branch}.probes | while read line; do
@@ -127,6 +133,13 @@ setup_events() { # prefix("ftrace" or "ftrace.instance.INSTANCE") [instance]
 			setup_event $prefix ${grpev%.*} ${grpev#*.} $2
 		done
 	fi
+	if xbc_has_branch ${1}.event.enable; then
+		if [ "$2" ]; then
+			run_cmd "echo 1 > $TRACEFS/instances/$2/events/enable"
+		else
+			run_cmd "echo 1 > $TRACEFS/events/enable"
+		fi
+	fi
 }
 
 size2kb() { # size[KB|MB]


  parent reply	other threads:[~2021-08-05 16:26 UTC|newest]

Thread overview: 15+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-08-05 16:25 [PATCH v2 0/9] tracing/boot: Add histogram syntax support in boot-time tracing Masami Hiramatsu
2021-08-05 16:25 ` [PATCH v2 1/9] tracing/boot: Fix a hist trigger dependency for boot time tracing Masami Hiramatsu
2021-08-07  1:47   ` Steven Rostedt
2021-08-08 14:43     ` Masami Hiramatsu
2021-08-05 16:25 ` [PATCH v2 2/9] tracing/boot: Add per-event histogram action options Masami Hiramatsu
2021-08-05 16:25 ` [PATCH v2 3/9] tracing/boot: Support multiple handlers for per-event histogram Masami Hiramatsu
2021-08-05 16:25 ` [PATCH v2 4/9] tracing/boot: Support multiple histograms for each event Masami Hiramatsu
2021-08-05 16:25 ` [PATCH v2 5/9] tracing/boot: Show correct histogram error command Masami Hiramatsu
2021-08-06  2:58   ` kernel test robot
2021-08-06 14:00     ` Masami Hiramatsu
2021-08-06 18:32       ` Steven Rostedt
2021-08-05 16:26 ` [PATCH v2 6/9] Documentation: tracing: Add histogram syntax to boot-time tracing Masami Hiramatsu
2021-08-05 16:26 ` Masami Hiramatsu [this message]
2021-08-05 16:26 ` [PATCH v2 8/9] tools/bootconfig: Add histogram syntax support to bconf2ftrace.sh Masami Hiramatsu
2021-08-05 16:26 ` [PATCH v2 9/9] tools/bootconfig: Use per-group/all enable option in ftrace2bconf script Masami Hiramatsu

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