From 1d8365a553a7caeb75246682b0901ce24a335602 Mon Sep 17 00:00:00 2001 From: Masami Hiramatsu Date: Tue, 10 Aug 2021 11:07:58 +0900 Subject: [PATCH] tools/bootconfig: Support per-group/all event enabling option Add group or all event enabling syntax support to bconf2ftrace.sh. User can pass a bootconfig file which includes ftrace[.instance.INSTANCE].event.enable and ftrace[.instance.INSTANCE].event.GROUP.enable correctly. Link: https://lkml.kernel.org/r/162856127850.203126.16694505101982548237.stgit@devnote2 Signed-off-by: Masami Hiramatsu Signed-off-by: Steven Rostedt (VMware) --- 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 feb30c2..651049c 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] -- 2.7.4