Commit 1d8365a5 authored by Masami Hiramatsu's avatar Masami Hiramatsu Committed by Steven Rostedt (VMware)
Browse files

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: default avatarMasami Hiramatsu <mhiramat@kernel.org>
Signed-off-by: default avatarSteven Rostedt (VMware) <rostedt@goodmis.org>
parent 55978953

tools/bootconfig/scripts/bconf2ftrace.sh

+13 −0
Original line number Diff line number Diff line
@@ -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]