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 07/10] tools/bootconfig: Support per-group/all event enabling option
Date: Tue, 10 Aug 2021 00:48:41 +0900 [thread overview]
Message-ID: <162852412145.143877.6394144627145731780.stgit@devnote2> (raw)
In-Reply-To: <162852406891.143877.12110677006587392853.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]
next prev parent reply other threads:[~2021-08-09 15:50 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-09 15:47 [PATCH v2 00/10] tracing/boot: Add histogram syntax support in boot-time tracing Masami Hiramatsu
2021-08-09 15:47 ` [PATCH v2 01/10] tracing/boot: Fix a hist trigger dependency for boot time tracing Masami Hiramatsu
2021-08-09 15:48 ` [PATCH v2 02/10] tracing/boot: Add per-event histogram action options Masami Hiramatsu
2021-08-10 0:33 ` Masami Hiramatsu
2021-08-09 15:48 ` [PATCH v2 03/10] tracing/boot: Support multiple handlers for per-event histogram Masami Hiramatsu
2021-08-09 15:48 ` [PATCH v2 04/10] tracing/boot: Support multiple histograms for each event Masami Hiramatsu
2021-08-09 15:48 ` [PATCH v2 05/10] tracing/boot: Show correct histogram error command Masami Hiramatsu
2021-08-10 0:48 ` Masami Hiramatsu
2021-08-09 15:48 ` [PATCH v2 06/10] Documentation: tracing: Add histogram syntax to boot-time tracing Masami Hiramatsu
2021-08-09 15:48 ` Masami Hiramatsu [this message]
2021-08-09 15:48 ` [PATCH v2 08/10] tools/bootconfig: Add histogram syntax support to bconf2ftrace.sh Masami Hiramatsu
2021-08-09 15:48 ` [PATCH v2 09/10] tools/bootconfig: Use per-group/all enable option in ftrace2bconf script Masami Hiramatsu
2021-08-09 15:49 ` [PATCH v2 10/10] bootconfig/tracing/ktest: Update ktest example for boot-time tracing Masami Hiramatsu
2021-08-09 23:38 ` [PATCH v2 00/10] tracing/boot: Add histogram syntax support in " Masami Hiramatsu
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