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-rw-r--r--tools/testing/selftests/ftrace/test.d/functions28
1 files changed, 21 insertions, 7 deletions
diff --git a/tools/testing/selftests/ftrace/test.d/functions b/tools/testing/selftests/ftrace/test.d/functions
index 697c77ef2e2b..c5dec55b7d95 100644
--- a/tools/testing/selftests/ftrace/test.d/functions
+++ b/tools/testing/selftests/ftrace/test.d/functions
@@ -1,10 +1,3 @@
-check_filter_file() { # check filter file introduced by dynamic ftrace
- if [ ! -f "$1" ]; then
- echo "$1 not found? Is dynamic ftrace not set?"
- exit_unsupported
- fi
-}
-
clear_trace() { # reset trace output
echo > trace
}
@@ -113,6 +106,27 @@ initialize_ftrace() { # Reset ftrace to initial-state
enable_tracing
}
+check_requires() { # Check required files and tracers
+ for i in "$@" ; do
+ r=${i%:README}
+ t=${i%:tracer}
+ if [ $t != $i ]; then
+ if ! grep -wq $t available_tracers ; then
+ echo "Required tracer $t is not configured."
+ exit_unsupported
+ fi
+ elif [ $r != $i ]; then
+ if ! grep -Fq "$r" README ; then
+ echo "Required feature pattern \"$r\" is not in README."
+ exit_unsupported
+ fi
+ elif [ ! -e $i ]; then
+ echo "Required feature interface $i doesn't exist."
+ exit_unsupported
+ fi
+ done
+}
+
LOCALHOST=127.0.0.1
yield() {