#excluding core markers (already connected)
#excluding locking markers (high traffic)
-echo Connecting all markers
-MARKERS=`cat /proc/ltt|grep -v %k|awk '{print $2}'|sort -u|grep -v ^core_|grep -v ^locking_`
+DEBUGFSROOT=$(grep ^debugfs /proc/mounts | head -1 | awk '{print $2}')
+MARKERSROOT=${DEBUGFSROOT}/ltt/markers
-for a in $MARKERS; do
- echo Connecting $a
+echo Connecting all markers
- #redirect markers carrying state information to dedicated channels
- case $a in
- list_process_state|user_generic_thread_brand|fs_exec|kernel_process_fork|kernel_process_free|kernel_process_exit|kernel_arch_kthread_create|list_statedump_end|list_vm_map)
- CHANNEL=processes
- ;;
- list_interrupt|statedump_idt_table|statedump_sys_call_table)
- CHANNEL=interrupts
+for c in ${MARKERSROOT}/*; do
+ case ${c} in
+ ${MARKERSROOT}/metadata)
;;
- list_network_ipv4_interface|list_network_ip_interface)
- CHANNEL=network
+ ${MARKERSROOT}/locking)
;;
- kernel_module_load|kernel_module_free)
- CHANNEL=modules
+ ${MARKERSROOT}/lockdep)
;;
*)
- CHANNEL=
+ for m in ${c}/*; do
+ echo Connecting ${m}
+ echo 1 > ${m}/enable
+ done
;;
esac
-
- echo "connect $a default dynamic $CHANNEL" > /proc/ltt
done
+
+
+# Connect the interesting high-speed markers to the marker tap.
+# Markers starting with "tap_" are considered high-speed.
+#echo Connecting high-rate markers to tap
+#MARKERS=`cat /proc/ltt|grep -v %k|awk '{print $2}'|sort -u |grep ^tap_`
+#
+##Uncomment the following to also record lockdep events.
+##MARKERS=`cat /proc/ltt|grep -v %k|awk '{print $2}'|sort -u|grep -e ^tap_ -e ^lockdep`
+#
+#IFS=${N}
+#for a in $MARKERS; do
+# echo Connecting $a
+#
+# #redirect markers carrying state information to dedicated channels
+# case $a in
+# *)
+# CHANNEL=
+# ;;
+# esac
+#
+# echo "connect $a ltt_tap_marker" > /proc/ltt
+#done