14231f30fSMasami Hiramatsu (Google)#!/bin/sh 24231f30fSMasami Hiramatsu (Google)# SPDX-License-Identifier: GPL-2.0 34231f30fSMasami Hiramatsu (Google)# description: Generic dynamic event - add/remove probes with BTF arguments 44231f30fSMasami Hiramatsu (Google)# requires: dynamic_events "<argname>":README 54231f30fSMasami Hiramatsu (Google) 64231f30fSMasami Hiramatsu (Google)KPROBES= 74231f30fSMasami Hiramatsu (Google)FPROBES= 8d892d3d3SMasami Hiramatsu (Google)FIELDS= 94231f30fSMasami Hiramatsu (Google) 104231f30fSMasami Hiramatsu (Google)if grep -qF "p[:[<group>/][<event>]] <place> [<args>]" README ; then 114231f30fSMasami Hiramatsu (Google) KPROBES=yes 124231f30fSMasami Hiramatsu (Google)fi 134231f30fSMasami Hiramatsu (Google)if grep -qF "f[:[<group>/][<event>]] <func-name>[%return] [<args>]" README ; then 144231f30fSMasami Hiramatsu (Google) FPROBES=yes 154231f30fSMasami Hiramatsu (Google)fi 16d892d3d3SMasami Hiramatsu (Google)if grep -qF "<argname>[->field[->field|.field...]]" README ; then 17d892d3d3SMasami Hiramatsu (Google) FIELDS=yes 18d892d3d3SMasami Hiramatsu (Google)fi 194231f30fSMasami Hiramatsu (Google) 2002ab7234SMasami Hiramatsu (Google)if [ -z "$KPROBES" -a -z "$FPROBES" ] ; then 214231f30fSMasami Hiramatsu (Google) exit_unsupported 224231f30fSMasami Hiramatsu (Google)fi 234231f30fSMasami Hiramatsu (Google) 244231f30fSMasami Hiramatsu (Google)echo 0 > events/enable 254231f30fSMasami Hiramatsu (Google)echo > dynamic_events 264231f30fSMasami Hiramatsu (Google) 274231f30fSMasami Hiramatsu (Google)TP=kfree 28d892d3d3SMasami Hiramatsu (Google)TP2=kmem_cache_alloc 29d892d3d3SMasami Hiramatsu (Google)TP3=getname_flags 30d892d3d3SMasami Hiramatsu (Google)TP4=sched_wakeup 314231f30fSMasami Hiramatsu (Google) 324231f30fSMasami Hiramatsu (Google)if [ "$FPROBES" ] ; then 334231f30fSMasami Hiramatsu (Google)echo "f:fpevent $TP object" >> dynamic_events 344231f30fSMasami Hiramatsu (Google)echo "t:tpevent $TP ptr" >> dynamic_events 354231f30fSMasami Hiramatsu (Google) 364231f30fSMasami Hiramatsu (Google)grep -q "fpevent.*object=object" dynamic_events 374231f30fSMasami Hiramatsu (Google)grep -q "tpevent.*ptr=ptr" dynamic_events 384231f30fSMasami Hiramatsu (Google) 394231f30fSMasami Hiramatsu (Google)echo > dynamic_events 404231f30fSMasami Hiramatsu (Google) 414231f30fSMasami Hiramatsu (Google)echo "f:fpevent $TP "'$arg1' >> dynamic_events 424231f30fSMasami Hiramatsu (Google)grep -q "fpevent.*object=object" dynamic_events 43d892d3d3SMasami Hiramatsu (Google) 444231f30fSMasami Hiramatsu (Google)echo > dynamic_events 454231f30fSMasami Hiramatsu (Google) 464231f30fSMasami Hiramatsu (Google)echo "f:fpevent $TP "'$arg*' >> dynamic_events 474231f30fSMasami Hiramatsu (Google)echo "t:tpevent $TP "'$arg*' >> dynamic_events 484231f30fSMasami Hiramatsu (Google) 494231f30fSMasami Hiramatsu (Google)grep -q "fpevent.*object=object" dynamic_events 504231f30fSMasami Hiramatsu (Google)grep -q "tpevent.*ptr=ptr" dynamic_events 514231f30fSMasami Hiramatsu (Google)! grep -q "tpevent.*_data" dynamic_events 524231f30fSMasami Hiramatsu (Google)fi 534231f30fSMasami Hiramatsu (Google) 544231f30fSMasami Hiramatsu (Google)echo > dynamic_events 554231f30fSMasami Hiramatsu (Google) 56*2fd3ef1bSMasami Hiramatsu (Google)if [ "$FIELDS" -a "$FPROBES" ] ; then 57d892d3d3SMasami Hiramatsu (Google)echo "t:tpevent ${TP2} obj_size=s->object_size" >> dynamic_events 58d892d3d3SMasami Hiramatsu (Google)echo "f:fpevent ${TP3}%return path=\$retval->name:string" >> dynamic_events 59d892d3d3SMasami Hiramatsu (Google)echo "t:tpevent2 ${TP4} p->se.group_node.next->prev" >> dynamic_events 60d892d3d3SMasami Hiramatsu (Google) 61d892d3d3SMasami Hiramatsu (Google)grep -q "tpevent .*obj_size=s->object_size" dynamic_events 62d892d3d3SMasami Hiramatsu (Google)grep -q "fpevent.*path=\$retval->name:string" dynamic_events 63d892d3d3SMasami Hiramatsu (Google)grep -q 'tpevent2 .*p->se.group_node.next->prev' dynamic_events 64d892d3d3SMasami Hiramatsu (Google) 65d892d3d3SMasami Hiramatsu (Google)echo > dynamic_events 66d892d3d3SMasami Hiramatsu (Google)fi 67d892d3d3SMasami Hiramatsu (Google) 684231f30fSMasami Hiramatsu (Google)if [ "$KPROBES" ] ; then 694231f30fSMasami Hiramatsu (Google)echo "p:kpevent $TP object" >> dynamic_events 704231f30fSMasami Hiramatsu (Google)grep -q "kpevent.*object=object" dynamic_events 714231f30fSMasami Hiramatsu (Google) 724231f30fSMasami Hiramatsu (Google)echo > dynamic_events 734231f30fSMasami Hiramatsu (Google) 744231f30fSMasami Hiramatsu (Google)echo "p:kpevent $TP "'$arg*' >> dynamic_events 754231f30fSMasami Hiramatsu (Google)grep -q "kpevent.*object=object" dynamic_events 764231f30fSMasami Hiramatsu (Google)fi 774231f30fSMasami Hiramatsu (Google) 784231f30fSMasami Hiramatsu (Google)clear_trace 79