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-rw-r--r--tools/testing/ktest/examples/bootconfigs/boottrace.bconf59
-rw-r--r--tools/testing/ktest/examples/bootconfigs/config-bootconfig1
-rw-r--r--tools/testing/ktest/examples/bootconfigs/functiongraph.bconf15
-rw-r--r--tools/testing/ktest/examples/bootconfigs/tracing.bconf33
-rwxr-xr-xtools/testing/ktest/examples/bootconfigs/verify-boottrace.sh84
-rwxr-xr-xtools/testing/ktest/examples/bootconfigs/verify-functiongraph.sh61
-rwxr-xr-xtools/testing/ktest/examples/bootconfigs/verify-tracing.sh72
7 files changed, 325 insertions, 0 deletions
diff --git a/tools/testing/ktest/examples/bootconfigs/boottrace.bconf b/tools/testing/ktest/examples/bootconfigs/boottrace.bconf
new file mode 100644
index 000000000..7aa706ccc
--- /dev/null
+++ b/tools/testing/ktest/examples/bootconfigs/boottrace.bconf
@@ -0,0 +1,59 @@
+ftrace.event {
+ task.task_newtask {
+ filter = "pid < 128"
+ enable
+ }
+ kprobes.vfs_read {
+ probes = "vfs_read $arg1 $arg2"
+ filter = "common_pid < 200"
+ enable
+ }
+ synthetic.initcall_latency {
+ fields = "unsigned long func", "u64 lat"
+ hist {
+ keys = func.sym,lat
+ values = lat
+ sort = lat
+ }
+ }
+ initcall.initcall_start.hist {
+ keys = func;
+ var.ts0 = common_timestamp.usecs
+ }
+ initcall.initcall_finish.hist {
+ keys = func
+ var.lat = common_timestamp.usecs - $ts0
+ onmatch {
+ event = initcall.initcall_start
+ trace = initcall_latency, func, $lat
+ }
+ }
+}
+
+ftrace.instance {
+ foo {
+ tracer = "function"
+ ftrace.filters = "user_*"
+ cpumask = 1
+ options = nosym-addr
+ buffer_size = 512KB
+ trace_clock = mono
+ event.signal.signal_deliver.actions=snapshot
+ }
+ bar {
+ tracer = "function"
+ ftrace.filters = "kernel_*"
+ cpumask = 2
+ trace_clock = x86-tsc
+ }
+}
+
+ftrace.alloc_snapshot
+
+kernel {
+ trace_options = sym-addr
+ trace_event = "initcall:*"
+ trace_buf_size = 1M
+ ftrace = function
+ ftrace_filter = "vfs*"
+}
diff --git a/tools/testing/ktest/examples/bootconfigs/config-bootconfig b/tools/testing/ktest/examples/bootconfigs/config-bootconfig
new file mode 100644
index 000000000..0685b6811
--- /dev/null
+++ b/tools/testing/ktest/examples/bootconfigs/config-bootconfig
@@ -0,0 +1 @@
+CONFIG_CMDLINE="bootconfig"
diff --git a/tools/testing/ktest/examples/bootconfigs/functiongraph.bconf b/tools/testing/ktest/examples/bootconfigs/functiongraph.bconf
new file mode 100644
index 000000000..68debfcbd
--- /dev/null
+++ b/tools/testing/ktest/examples/bootconfigs/functiongraph.bconf
@@ -0,0 +1,15 @@
+ftrace {
+ tracing_on = 0 # off by default
+ tracer = function_graph
+ event.kprobes {
+ start_event {
+ probes = "pci_proc_init"
+ actions = "traceon"
+ }
+ end_event {
+ probes = "pci_proc_init%return"
+ actions = "traceoff"
+ }
+ }
+}
+
diff --git a/tools/testing/ktest/examples/bootconfigs/tracing.bconf b/tools/testing/ktest/examples/bootconfigs/tracing.bconf
new file mode 100644
index 000000000..bf117c781
--- /dev/null
+++ b/tools/testing/ktest/examples/bootconfigs/tracing.bconf
@@ -0,0 +1,33 @@
+ftrace {
+ tracer = function_graph;
+ options = event-fork, sym-addr, stacktrace;
+ buffer_size = 1M;
+ alloc_snapshot;
+ trace_clock = global;
+ events = "task:task_newtask", "initcall:*";
+ event.sched.sched_process_exec {
+ filter = "pid < 128";
+ }
+ instance.bar {
+ event.kprobes {
+ myevent {
+ probes = "vfs_read $arg2 $arg3";
+ }
+ myevent2 {
+ probes = "vfs_write $arg2 +0($arg2):ustring $arg3";
+ }
+ myevent3 {
+ probes = "initrd_load";
+ }
+ enable
+ }
+ }
+ instance.foo {
+ tracer = function;
+ tracing_on = false;
+ };
+}
+kernel {
+ ftrace_dump_on_oops = "orig_cpu"
+ traceoff_on_warning
+}
diff --git a/tools/testing/ktest/examples/bootconfigs/verify-boottrace.sh b/tools/testing/ktest/examples/bootconfigs/verify-boottrace.sh
new file mode 100755
index 000000000..233e95cfc
--- /dev/null
+++ b/tools/testing/ktest/examples/bootconfigs/verify-boottrace.sh
@@ -0,0 +1,84 @@
+#!/bin/sh
+
+cd /sys/kernel/tracing
+
+compare_file() {
+ file="$1"
+ val="$2"
+ content=`cat $file`
+ if [ "$content" != "$val" ]; then
+ echo "FAILED: $file has '$content', expected '$val'"
+ exit 1
+ fi
+}
+
+compare_file_partial() {
+ file="$1"
+ val="$2"
+ content=`cat $file | sed -ne "/^$val/p"`
+ if [ -z "$content" ]; then
+ echo "FAILED: $file does not contain '$val'"
+ cat $file
+ exit 1
+ fi
+}
+
+file_contains() {
+ file=$1
+ val="$2"
+
+ if ! grep -q "$val" $file ; then
+ echo "FAILED: $file does not contain $val"
+ cat $file
+ exit 1
+ fi
+}
+
+compare_mask() {
+ file=$1
+ val="$2"
+
+ content=`cat $file | sed -ne "/^[0 ]*$val/p"`
+ if [ -z "$content" ]; then
+ echo "FAILED: $file does not have mask '$val'"
+ cat $file
+ exit 1
+ fi
+}
+
+compare_file "events/task/task_newtask/filter" "pid < 128"
+compare_file "events/task/task_newtask/enable" "1"
+
+compare_file "events/kprobes/vfs_read/filter" "common_pid < 200"
+compare_file "events/kprobes/vfs_read/enable" "1"
+
+compare_file_partial "events/synthetic/initcall_latency/trigger" "hist:keys=func.sym,lat:vals=hitcount,lat:sort=lat"
+compare_file_partial "events/synthetic/initcall_latency/enable" "0"
+
+compare_file_partial "events/initcall/initcall_start/trigger" "hist:keys=func:vals=hitcount:ts0=common_timestamp.usecs"
+compare_file_partial "events/initcall/initcall_start/enable" "1"
+
+compare_file_partial "events/initcall/initcall_finish/trigger" 'hist:keys=func:vals=hitcount:lat=common_timestamp.usecs-\$ts0:sort=hitcount:size=2048:clock=global:onmatch(initcall.initcall_start).trace(initcall_latency,func,\$lat)'
+compare_file_partial "events/initcall/initcall_finish/enable" "1"
+
+compare_file "instances/foo/current_tracer" "function"
+file_contains "instances/foo/set_ftrace_filter" "^user"
+compare_file "instances/foo/buffer_size_kb" "512"
+compare_mask "instances/foo/tracing_cpumask" "1"
+compare_file "instances/foo/options/sym-addr" "0"
+file_contains "instances/foo/trace_clock" '\[mono\]'
+compare_file_partial "instances/foo/events/signal/signal_deliver/trigger" "snapshot"
+
+compare_file "instances/bar/current_tracer" "function"
+file_contains "instances/bar/set_ftrace_filter" "^kernel"
+compare_mask "instances/bar/tracing_cpumask" "2"
+file_contains "instances/bar/trace_clock" '\[x86-tsc\]'
+
+file_contains "snapshot" "Snapshot is allocated"
+compare_file "options/sym-addr" "1"
+compare_file "events/initcall/enable" "1"
+compare_file "buffer_size_kb" "1027"
+compare_file "current_tracer" "function"
+file_contains "set_ftrace_filter" '^vfs'
+
+exit 0
diff --git a/tools/testing/ktest/examples/bootconfigs/verify-functiongraph.sh b/tools/testing/ktest/examples/bootconfigs/verify-functiongraph.sh
new file mode 100755
index 000000000..b50baa10f
--- /dev/null
+++ b/tools/testing/ktest/examples/bootconfigs/verify-functiongraph.sh
@@ -0,0 +1,61 @@
+#!/bin/sh
+
+cd /sys/kernel/tracing
+
+compare_file() {
+ file="$1"
+ val="$2"
+ content=`cat $file`
+ if [ "$content" != "$val" ]; then
+ echo "FAILED: $file has '$content', expected '$val'"
+ exit 1
+ fi
+}
+
+compare_file_partial() {
+ file="$1"
+ val="$2"
+ content=`cat $file | sed -ne "/^$val/p"`
+ if [ -z "$content" ]; then
+ echo "FAILED: $file does not contain '$val'"
+ cat $file
+ exit 1
+ fi
+}
+
+file_contains() {
+ file=$1
+ val="$2"
+
+ if ! grep -q "$val" $file ; then
+ echo "FAILED: $file does not contain $val"
+ cat $file
+ exit 1
+ fi
+}
+
+compare_mask() {
+ file=$1
+ val="$2"
+
+ content=`cat $file | sed -ne "/^[0 ]*$val/p"`
+ if [ -z "$content" ]; then
+ echo "FAILED: $file does not have mask '$val'"
+ cat $file
+ exit 1
+ fi
+}
+
+
+compare_file "tracing_on" "0"
+compare_file "current_tracer" "function_graph"
+
+compare_file_partial "events/kprobes/start_event/enable" "1"
+compare_file_partial "events/kprobes/start_event/trigger" "traceon"
+file_contains "kprobe_events" 'start_event.*pci_proc_init'
+
+compare_file_partial "events/kprobes/end_event/enable" "1"
+compare_file_partial "events/kprobes/end_event/trigger" "traceoff"
+file_contains "kprobe_events" '^r.*end_event.*pci_proc_init'
+
+exit 0
diff --git a/tools/testing/ktest/examples/bootconfigs/verify-tracing.sh b/tools/testing/ktest/examples/bootconfigs/verify-tracing.sh
new file mode 100755
index 000000000..01e111e36
--- /dev/null
+++ b/tools/testing/ktest/examples/bootconfigs/verify-tracing.sh
@@ -0,0 +1,72 @@
+#!/bin/sh
+
+cd /sys/kernel/tracing
+
+compare_file() {
+ file="$1"
+ val="$2"
+ content=`cat $file`
+ if [ "$content" != "$val" ]; then
+ echo "FAILED: $file has '$content', expected '$val'"
+ exit 1
+ fi
+}
+
+compare_file_partial() {
+ file="$1"
+ val="$2"
+ content=`cat $file | sed -ne "/^$val/p"`
+ if [ -z "$content" ]; then
+ echo "FAILED: $file does not contain '$val'"
+ cat $file
+ exit 1
+ fi
+}
+
+file_contains() {
+ file=$1
+ val="$2"
+
+ if ! grep -q "$val" $file ; then
+ echo "FAILED: $file does not contain $val"
+ cat $file
+ exit 1
+ fi
+}
+
+compare_mask() {
+ file=$1
+ val="$2"
+
+ content=`cat $file | sed -ne "/^[0 ]*$val/p"`
+ if [ -z "$content" ]; then
+ echo "FAILED: $file does not have mask '$val'"
+ cat $file
+ exit 1
+ fi
+}
+
+compare_file "current_tracer" "function_graph"
+compare_file "options/event-fork" "1"
+compare_file "options/sym-addr" "1"
+compare_file "options/stacktrace" "1"
+compare_file "buffer_size_kb" "1024"
+file_contains "snapshot" "Snapshot is allocated"
+file_contains "trace_clock" '\[global\]'
+
+compare_file "events/initcall/enable" "1"
+compare_file "events/task/task_newtask/enable" "1"
+compare_file "events/sched/sched_process_exec/filter" "pid < 128"
+compare_file "events/kprobes/enable" "1"
+
+compare_file "instances/bar/events/kprobes/myevent/enable" "1"
+compare_file "instances/bar/events/kprobes/myevent2/enable" "1"
+compare_file "instances/bar/events/kprobes/myevent3/enable" "1"
+
+compare_file "instances/foo/current_tracer" "function"
+compare_file "instances/foo/tracing_on" "0"
+
+compare_file "/proc/sys/kernel/ftrace_dump_on_oops" "2"
+compare_file "/proc/sys/kernel/traceoff_on_warning" "1"
+
+exit 0