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Date: Tue, 29 Sep 2015 10:37:38 -0700 From: Kees Cook <keescook@...omium.org> To: Rasmus Villemoes <linux@...musvillemoes.dk> Cc: Shuah Khan <shuahkh@....samsung.com>, Andrew Morton <akpm@...ux-foundation.org>, Tejun Heo <tj@...nel.org>, Andy Shevchenko <andriy.shevchenko@...ux.intel.com>, linux-kernel@...r.kernel.org Subject: [PATCH] selftests: run test_printf module This runs to test_printf module to make sure printf is operating sanely. Signed-off-by: Kees Cook <keescook@...omium.org> --- Designed for us with "test_printf: test printf family at runtime": http://www.spinics.net/lists/kernel/msg2083336.html http://www.spinics.net/lists/kernel/msg2085894.html --- tools/testing/selftests/Makefile | 1 + tools/testing/selftests/lib/Makefile | 8 ++++++++ tools/testing/selftests/lib/printf.sh | 10 ++++++++++ 3 files changed, 19 insertions(+) create mode 100644 tools/testing/selftests/lib/Makefile create mode 100755 tools/testing/selftests/lib/printf.sh 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 100755 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 -- 1.9.1 -- Kees Cook Chrome OS Security -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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