Commit f134ebb2 authored by Masami Hiramatsu's avatar Masami Hiramatsu Committed by Steven Rostedt (VMware)
Browse files

tools/bootconfig: Add histogram syntax support to bconf2ftrace.sh 

Add histogram syntax support to bconf2ftrace.sh script.

Link: https://lkml.kernel.org/r/162856128672.203126.8240335908303312607.stgit@devnote2



Signed-off-by: default avatarMasami Hiramatsu <mhiramat@kernel.org>
Signed-off-by: default avatarSteven Rostedt (VMware) <rostedt@goodmis.org>
parent 1d8365a5

tools/bootconfig/scripts/bconf2ftrace.sh

+88 −0
Original line number Diff line number Diff line
@@ -94,6 +94,92 @@ compose_synth() { # event_name branch 
	xbc_get_val $2 | while read field; do echo -n "$field; "; done

}



print_hist_array() { # prefix key

	__sep="="

	if xbc_has_key ${1}.${2}; then

		echo -n ":$2"

		xbc_get_val ${1}.${2} | while read field; do

			echo -n "$__sep$field"; __sep=","

		done

	fi

}



print_hist_action_array() { # prefix key

	__sep="("

	echo -n ".$2"

	xbc_get_val ${1}.${2} | while read field; do

		echo -n "$__sep$field"; __sep=","

	done

	echo -n ")"

}



print_hist_one_action() { # prefix handler param

	echo -n ":${2}("`xbc_get_val ${1}.${3}`")"

	if xbc_has_key "${1}.trace"; then

		print_hist_action_array ${1} "trace"

	elif xbc_has_key "${1}.save"; then

		print_hist_action_array ${1} "save"

	elif xbc_has_key "${1}.snapshot"; then

		echo -n ".snapshot()"

	fi

}



print_hist_actions() { # prefix handler param

	for __hdr in `xbc_subkeys ${1}.${2} 1 ".[0-9]"`; do

		print_hist_one_action ${1}.${2}.$__hdr ${2} ${3}

	done

	if xbc_has_key ${1}.${2}.${3} ; then

		print_hist_one_action ${1}.${2} ${2} ${3}

	fi

}



print_hist_var() { # prefix varname

	echo -n ":${2}="`xbc_get_val ${1}.var.${2} | tr -d [:space:]`

}



print_one_histogram() { # prefix

	echo -n "hist"

	print_hist_array $1 "keys"

	print_hist_array $1 "values"

	print_hist_array $1 "sort"

	if xbc_has_key "${1}.size"; then

		echo -n ":size="`xbc_get_val ${1}.size`

	fi

	if xbc_has_key "${1}.name"; then

		echo -n ":name="`xbc_get_val ${1}.name`

	fi

	for __var in `xbc_subkeys "${1}.var" 1`; do

		print_hist_var ${1} ${__var}

	done

	if xbc_has_key "${1}.pause"; then

		echo -n ":pause"

	elif xbc_has_key "${1}.continue"; then

		echo -n ":continue"

	elif xbc_has_key "${1}.clear"; then

		echo -n ":clear"

	fi

	print_hist_actions ${1} "onmax" "var"

	print_hist_actions ${1} "onchange" "var"

	print_hist_actions ${1} "onmatch" "event"



	if xbc_has_key "${1}.filter"; then

		echo -n " if "`xbc_get_val ${1}.filter`

	fi

}



setup_one_histogram() { # prefix trigger-file

	run_cmd "echo '`print_one_histogram ${1}`' >> ${2}"

}



setup_histograms() { # prefix trigger-file

	for __hist in `xbc_subkeys ${1} 1 ".[0-9]"`; do

		setup_one_histogram ${1}.$__hist ${2}

	done

	if xbc_has_key ${1}.keys; then

		setup_one_histogram ${1} ${2}

	fi

}



setup_event() { # prefix group event [instance]

	branch=$1.$2.$3

	if [ "$4" ]; then
@@ -121,6 +207,8 @@ setup_event() { # prefix group event [instance] 
	set_value_of ${branch}.filter ${eventdir}/filter

	set_array_of ${branch}.actions ${eventdir}/trigger



	setup_histograms ${branch}.hist ${eventdir}/trigger



	if xbc_has_key ${branch}.enable; then

		run_cmd "echo 1 > ${eventdir}/enable"

	fi

tools/bootconfig/scripts/xbc.sh

+2 −2
Original line number Diff line number Diff line
@@ -49,8 +49,8 @@ xbc_has_branch() { # prefix-key 
	grep -q "^$1" $XBC_TMPFILE

}



xbc_subkeys() { # prefix-key depth

xbc_subkeys() { # prefix-key depth [subkey-pattern]

	__keys=`echo $1 | sed "s/\./ /g"`

	__s=`nr_args $__keys`

	grep "^$1" $XBC_TMPFILE | cut -d= -f1| cut -d. -f$((__s + 1))-$((__s + $2)) | uniq

	grep "^$1$3" $XBC_TMPFILE | cut -d= -f1| cut -d. -f$((__s + 1))-$((__s + $2)) | uniq

}