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authorKees Cook <keescook@chromium.org>2015-11-06 16:30:32 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2015-11-06 17:50:42 -0800
commit317dc34ab786d4f22bf7ed8ab546b9ae57f900d0 (patch)
tree14cbd98eca044d608c23f21d3947fc65e1202044
parent707cc7280f452a162c52bc240eae62568b9753c2 (diff)
selftests: run lib/test_printf module
This runs the lib/test_printf module to make sure printf is operating sanely. Signed-off-by: Kees Cook <keescook@chromium.org> Cc: Rasmus Villemoes <linux@rasmusvillemoes.dk> Cc: Shuah Khan <shuahkh@osg.samsung.com> Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--tools/testing/selftests/Makefile1
-rw-r--r--tools/testing/selftests/lib/Makefile8
-rw-r--r--tools/testing/selftests/lib/printf.sh10
3 files changed, 19 insertions, 0 deletions
diff --git a/tools/testing/selftests/Makefile b/tools/testing/selftests/Makefile
index cfe121353eec..4b4957b8df4e 100644
--- a/tools/testing/selftests/Makefile
+++ b/tools/testing/selftests/Makefile
@@ -6,6 +6,7 @@ TARGETS += firmware
TARGETS += ftrace
TARGETS += futex
TARGETS += kcmp
+TARGETS += lib
TARGETS += membarrier
TARGETS += memfd
TARGETS += memory-hotplug
diff --git a/tools/testing/selftests/lib/Makefile b/tools/testing/selftests/lib/Makefile
new file mode 100644
index 000000000000..47147b968514
--- /dev/null
+++ b/tools/testing/selftests/lib/Makefile
@@ -0,0 +1,8 @@
+# Makefile for lib/ function selftests
+
+# No binaries, but make sure arg-less "make" doesn't trigger "run_tests"
+all:
+
+TEST_PROGS := printf.sh
+
+include ../lib.mk
diff --git a/tools/testing/selftests/lib/printf.sh b/tools/testing/selftests/lib/printf.sh
new file mode 100644
index 000000000000..4fdc70fe6980
--- /dev/null
+++ b/tools/testing/selftests/lib/printf.sh
@@ -0,0 +1,10 @@
+#!/bin/sh
+# Runs printf infrastructure using test_printf kernel module
+
+if /sbin/modprobe -q test_printf; then
+ /sbin/modprobe -q -r test_printf
+ echo "printf: ok"
+else
+ echo "printf: [FAIL]"
+ exit 1
+fi