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selftests/ftrace: Skip full-glob-matching filter test on older kernel

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Skip a part of ftrace filter test related to full-glob
matching if we are sure that the testing kernel is so old
that it does not support full-glob-matching yet.

Signed-off-by: Masami Hiramatsu <mhiramat@kernel.org>
Signed-off-by: Shuah Khan <shuahkh@osg.samsung.com>
This commit is contained in:
Masami Hiramatsu 2017-05-23 15:03:43 +09:00 committed by Shuah Khan
parent 08f9f03a53
commit 27af344ba0
1 changed files with 17 additions and 11 deletions
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28
tools/testing/selftests/ftrace/test.d/ftrace/func-filter-glob.tc
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@ -11,17 +11,6 @@ fi
disable_tracing
clear_trace
# filter by ?, schedule is always good
if ! echo "sch?dule" > set_ftrace_filter; then
# test for powerpc 64
if ! echo ".sch?dule" > set_ftrace_filter; then
fail "can not enable schedule filter"
fi
cat set_ftrace_filter | grep '^.schedule$'
else
cat set_ftrace_filter | grep '^schedule$'
fi
ftrace_filter_check() { # glob grep
echo "$1" > set_ftrace_filter
cut -f1 -d" " set_ftrace_filter > $TMPDIR/actual
@ -39,11 +28,28 @@ ftrace_filter_check '*schedule*' '^.*schedule.*$'
# filter by *, end match
ftrace_filter_check 'schedule*' '^schedule.*$'
# Advanced full-glob matching feature is recently supported.
# Skip the tests if we are sure the kernel does not support it.
if grep -q 'accepts: .* glob-matching-pattern' README ; then
# filter by *, both side match
ftrace_filter_check 'sch*ule' '^sch.*ule$'
# filter by char class.
ftrace_filter_check '[Ss]y[Ss]_*' '^[Ss]y[Ss]_.*$'
# filter by ?, schedule is always good
if ! echo "sch?dule" > set_ftrace_filter; then
# test for powerpc 64
if ! echo ".sch?dule" > set_ftrace_filter; then
fail "can not enable schedule filter"
fi
cat set_ftrace_filter | grep '^.schedule$'
else
cat set_ftrace_filter | grep '^schedule$'
fi
fi
echo > set_ftrace_filter
enable_tracing