diff options
author | Yunhong Jiang <yunhong.jiang@intel.com> | 2015-08-04 12:17:53 -0700 |
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committer | Yunhong Jiang <yunhong.jiang@intel.com> | 2015-08-04 15:44:42 -0700 |
commit | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (patch) | |
tree | 1c9cafbcd35f783a87880a10f85d1a060db1a563 /kernel/tools/testing/selftests/ftrace/test.d/kprobe | |
parent | 98260f3884f4a202f9ca5eabed40b1354c489b29 (diff) |
Add the rt linux 4.1.3-rt3 as base
Import the rt linux 4.1.3-rt3 as OPNFV kvm base.
It's from git://git.kernel.org/pub/scm/linux/kernel/git/rt/linux-rt-devel.git linux-4.1.y-rt and
the base is:
commit 0917f823c59692d751951bf5ea699a2d1e2f26a2
Author: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Date: Sat Jul 25 12:13:34 2015 +0200
Prepare v4.1.3-rt3
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
We lose all the git history this way and it's not good. We
should apply another opnfv project repo in future.
Change-Id: I87543d81c9df70d99c5001fbdf646b202c19f423
Signed-off-by: Yunhong Jiang <yunhong.jiang@intel.com>
Diffstat (limited to 'kernel/tools/testing/selftests/ftrace/test.d/kprobe')
5 files changed, 114 insertions, 0 deletions
diff --git a/kernel/tools/testing/selftests/ftrace/test.d/kprobe/add_and_remove.tc b/kernel/tools/testing/selftests/ftrace/test.d/kprobe/add_and_remove.tc new file mode 100644 index 000000000..a5a426211 --- /dev/null +++ b/kernel/tools/testing/selftests/ftrace/test.d/kprobe/add_and_remove.tc @@ -0,0 +1,12 @@ +#!/bin/sh +# description: Kprobe dynamic event - adding and removing + +[ -f kprobe_events ] || exit_unsupported # this is configurable + +echo 0 > events/enable +echo > kprobe_events +echo p:myevent do_fork > kprobe_events +grep myevent kprobe_events +test -d events/kprobes/myevent +echo > kprobe_events +clear_trace diff --git a/kernel/tools/testing/selftests/ftrace/test.d/kprobe/busy_check.tc b/kernel/tools/testing/selftests/ftrace/test.d/kprobe/busy_check.tc new file mode 100644 index 000000000..d8c7bb658 --- /dev/null +++ b/kernel/tools/testing/selftests/ftrace/test.d/kprobe/busy_check.tc @@ -0,0 +1,14 @@ +#!/bin/sh +# description: Kprobe dynamic event - busy event check + +[ -f kprobe_events ] || exit_unsupported + +echo 0 > events/enable +echo > kprobe_events +echo p:myevent do_fork > kprobe_events +test -d events/kprobes/myevent +echo 1 > events/kprobes/myevent/enable +echo > kprobe_events && exit 1 # this must fail +echo 0 > events/kprobes/myevent/enable +echo > kprobe_events # this must succeed +clear_trace diff --git a/kernel/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args.tc b/kernel/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args.tc new file mode 100644 index 000000000..c45ee2761 --- /dev/null +++ b/kernel/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_args.tc @@ -0,0 +1,17 @@ +#!/bin/sh +# description: Kprobe dynamic event with arguments + +[ -f kprobe_events ] || exit_unsupported # this is configurable + +echo 0 > events/enable +echo > kprobe_events +echo 'p:testprobe do_fork $stack $stack0 +0($stack)' > kprobe_events +grep testprobe kprobe_events +test -d events/kprobes/testprobe +echo 1 > events/kprobes/testprobe/enable +( echo "forked") +echo 0 > events/kprobes/testprobe/enable +echo "-:testprobe" >> kprobe_events +clear_trace +test -d events/kprobes/testprobe && exit 1 || exit 0 + diff --git a/kernel/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_ftrace.tc b/kernel/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_ftrace.tc new file mode 100644 index 000000000..ab41d2b29 --- /dev/null +++ b/kernel/tools/testing/selftests/ftrace/test.d/kprobe/kprobe_ftrace.tc @@ -0,0 +1,55 @@ +#!/bin/sh +# description: Kprobe dynamic event with function tracer + +[ -f kprobe_events ] || exit_unsupported # this is configurable +grep function available_tracers || exit_unsupported # this is configurable + +# prepare +echo nop > current_tracer +echo do_fork > set_ftrace_filter +echo 0 > events/enable +echo > kprobe_events +echo 'p:testprobe do_fork' > kprobe_events + +# kprobe on / ftrace off +echo 1 > events/kprobes/testprobe/enable +echo > trace +( echo "forked") +grep testprobe trace +! grep 'do_fork <-' trace + +# kprobe on / ftrace on +echo function > current_tracer +echo > trace +( echo "forked") +grep testprobe trace +grep 'do_fork <-' trace + +# kprobe off / ftrace on +echo 0 > events/kprobes/testprobe/enable +echo > trace +( echo "forked") +! grep testprobe trace +grep 'do_fork <-' trace + +# kprobe on / ftrace on +echo 1 > events/kprobes/testprobe/enable +echo function > current_tracer +echo > trace +( echo "forked") +grep testprobe trace +grep 'do_fork <-' trace + +# kprobe on / ftrace off +echo nop > current_tracer +echo > trace +( echo "forked") +grep testprobe trace +! grep 'do_fork <-' trace + +# cleanup +echo nop > current_tracer +echo > set_ftrace_filter +echo 0 > events/kprobes/testprobe/enable +echo > kprobe_events +echo > trace diff --git a/kernel/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_args.tc b/kernel/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_args.tc new file mode 100644 index 000000000..31717985a --- /dev/null +++ b/kernel/tools/testing/selftests/ftrace/test.d/kprobe/kretprobe_args.tc @@ -0,0 +1,16 @@ +#!/bin/sh +# description: Kretprobe dynamic event with arguments + +[ -f kprobe_events ] || exit_unsupported # this is configurable + +echo 0 > events/enable +echo > kprobe_events +echo 'r:testprobe2 do_fork $retval' > kprobe_events +grep testprobe2 kprobe_events +test -d events/kprobes/testprobe2 +echo 1 > events/kprobes/testprobe2/enable +( echo "forked") +echo 0 > events/kprobes/testprobe2/enable +echo '-:testprobe2' >> kprobe_events +clear_trace +test -d events/kprobes/testprobe2 && exit 1 || exit 0 |