@@ -1,7 +1,7 @@
# SPDX-License-Identifier: GPL-2.0
#
-CFLAGS += $(shell pkg-config --cflags alsa)
+CFLAGS += $(shell pkg-config --cflags alsa) $(KHDR_INCLUDES)
LDLIBS += $(shell pkg-config --libs alsa)
ifeq ($(LDLIBS),)
LDLIBS += -lasound
@@ -1,5 +1,6 @@
// SPDX-License-Identifier: GPL-2.0
#define _GNU_SOURCE
+#define __SANE_USERSPACE_TYPES__ // Use ll64
#include <stdio.h>
#include <stdbool.h>
@@ -1,5 +1,6 @@
// SPDX-License-Identifier: GPL-2.0
#define _GNU_SOURCE
+#define __SANE_USERSPACE_TYPES__ // Use ll64
#include <inttypes.h>
#include <unistd.h>
@@ -1,16 +1,28 @@
-CONFIG_KPROBES=y
+CONFIG_BPF_SYSCALL=y
+CONFIG_DEBUG_INFO_BTF=y
+CONFIG_DEBUG_INFO_DWARF4=y
+CONFIG_EPROBE_EVENTS=y
+CONFIG_FPROBE=y
+CONFIG_FPROBE_EVENTS=y
CONFIG_FTRACE=y
+CONFIG_FTRACE_SYSCALLS=y
+CONFIG_FUNCTION_GRAPH_RETVAL=y
CONFIG_FUNCTION_PROFILER=y
-CONFIG_TRACER_SNAPSHOT=y
-CONFIG_STACK_TRACER=y
CONFIG_HIST_TRIGGERS=y
-CONFIG_SCHED_TRACER=y
-CONFIG_PREEMPT_TRACER=y
CONFIG_IRQSOFF_TRACER=y
-CONFIG_PREEMPTIRQ_DELAY_TEST=m
+CONFIG_KALLSYMS_ALL=y
+CONFIG_KPROBES=y
+CONFIG_KPROBE_EVENTS=y
CONFIG_MODULES=y
CONFIG_MODULE_UNLOAD=y
+CONFIG_PREEMPTIRQ_DELAY_TEST=m
+CONFIG_PREEMPT_TRACER=y
+CONFIG_PROBE_EVENTS_BTF_ARGS=y
CONFIG_SAMPLES=y
CONFIG_SAMPLE_FTRACE_DIRECT=m
CONFIG_SAMPLE_TRACE_PRINTK=m
-CONFIG_KALLSYMS_ALL=y
+CONFIG_SCHED_TRACER=y
+CONFIG_STACK_TRACER=y
+CONFIG_TRACER_SNAPSHOT=y
+CONFIG_UPROBES=y
+CONFIG_UPROBE_EVENTS=y
@@ -1,7 +1,7 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
# description: Generic dynamic event - check if duplicate events are caught
-# requires: dynamic_events "e[:[<group>/][<event>]] <attached-group>.<attached-event> [<args>]":README
+# requires: dynamic_events "e[:[<group>/][<event>]] <attached-group>.<attached-event> [<args>]":README events/syscalls/sys_enter_openat
echo 0 > events/enable
@@ -10,7 +10,6 @@ fail() { #msg
}
sample_events() {
- echo > trace
echo 1 > events/kmem/kmem_cache_free/enable
echo 1 > tracing_on
ls > /dev/null
@@ -22,6 +21,7 @@ echo 0 > tracing_on
echo 0 > events/enable
echo "Get the most frequently calling function"
+echo > trace
sample_events
target_func=`cat trace | grep -o 'call_site=\([^+]*\)' | sed 's/call_site=//' | sort | uniq -c | sort | tail -n 1 | sed 's/^[ 0-9]*//'`
@@ -32,7 +32,16 @@ echo > trace
echo "Test event filter function name"
echo "call_site.function == $target_func" > events/kmem/kmem_cache_free/filter
+
+sample_events
+max_retry=10
+while [ `grep kmem_cache_free trace| wc -l` -eq 0 ]; do
sample_events
+max_retry=$((max_retry - 1))
+if [ $max_retry -eq 0 ]; then
+ exit_fail
+fi
+done
hitcnt=`grep kmem_cache_free trace| grep $target_func | wc -l`
misscnt=`grep kmem_cache_free trace| grep -v $target_func | wc -l`
@@ -49,7 +58,16 @@ address=`grep " ${target_func}\$" /proc/kallsyms | cut -d' ' -f1`
echo "Test event filter function address"
echo "call_site.function == 0x$address" > events/kmem/kmem_cache_free/filter
+echo > trace
+sample_events
+max_retry=10
+while [ `grep kmem_cache_free trace| wc -l` -eq 0 ]; do
sample_events
+max_retry=$((max_retry - 1))
+if [ $max_retry -eq 0 ]; then
+ exit_fail
+fi
+done
hitcnt=`grep kmem_cache_free trace| grep $target_func | wc -l`
misscnt=`grep kmem_cache_free trace| grep -v $target_func | wc -l`
@@ -30,7 +30,8 @@ find_dot_func() {
fi
grep " [tT] .*\.isra\..*" /proc/kallsyms | cut -f 3 -d " " | while read f; do
- if grep -s $f available_filter_functions; then
+ cnt=`grep -s $f available_filter_functions | wc -l`;
+ if [ $cnt -eq 1 ]; then
echo $f
break
fi
@@ -3,8 +3,6 @@ SUBDIRS := functional
TEST_PROGS := run.sh
-.PHONY: all clean
-
include ../lib.mk
all:
@@ -1,6 +1,6 @@
# SPDX-License-Identifier: GPL-2.0
INCLUDES := -I../include -I../../ $(KHDR_INCLUDES)
-CFLAGS := $(CFLAGS) -g -O2 -Wall -D_GNU_SOURCE -pthread $(INCLUDES) $(KHDR_INCLUDES)
+CFLAGS := $(CFLAGS) -g -O2 -Wall -D_GNU_SOURCE= -pthread $(INCLUDES) $(KHDR_INCLUDES)
LDLIBS := -lpthread -lrt
LOCAL_HDRS := \
@@ -360,7 +360,7 @@ int unit_test(int broadcast, long lock, int third_party_owner, long timeout_ns)
int main(int argc, char *argv[])
{
- const char *test_name;
+ char *test_name;
int c, ret;
while ((c = getopt(argc, argv, "bchlot:v:")) != -1) {
@@ -5,6 +5,7 @@
*/
#define _GNU_SOURCE
+#define __SANE_USERSPACE_TYPES__ // Use ll64
#include <fcntl.h>
#include <sched.h>
#include <sys/stat.h>