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authorJoe Lawrence <joe.lawrence@redhat.com>2019-01-09 15:43:29 +0300
committerJiri Kosina <jkosina@suse.cz>2019-01-11 22:51:24 +0300
commita2818ee4dce575b299d8a7f46b393bc2b02ef1f4 (patch)
tree0f616177ebf9e8d2f00023f8db89a89374e65c94 /lib/livepatch/test_klp_callbacks_mod.c
parentd67a53720966f2ef5be5c8f238d13512b8260868 (diff)
downloadlinux-a2818ee4dce575b299d8a7f46b393bc2b02ef1f4.tar.xz
selftests/livepatch: introduce tests
Add a few livepatch modules and simple target modules that the included regression suite can run tests against: - basic livepatching (multiple patches, atomic replace) - pre/post (un)patch callbacks - shadow variable API Signed-off-by: Joe Lawrence <joe.lawrence@redhat.com> Signed-off-by: Petr Mladek <pmladek@suse.com> Tested-by: Miroslav Benes <mbenes@suse.cz> Tested-by: Alice Ferrazzi <alice.ferrazzi@gmail.com> Acked-by: Joe Lawrence <joe.lawrence@redhat.com> Acked-by: Josh Poimboeuf <jpoimboe@redhat.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'lib/livepatch/test_klp_callbacks_mod.c')
-rw-r--r--lib/livepatch/test_klp_callbacks_mod.c24
1 files changed, 24 insertions, 0 deletions
diff --git a/lib/livepatch/test_klp_callbacks_mod.c b/lib/livepatch/test_klp_callbacks_mod.c
new file mode 100644
index 000000000000..8fbe645b1c2c
--- /dev/null
+++ b/lib/livepatch/test_klp_callbacks_mod.c
@@ -0,0 +1,24 @@
+// SPDX-License-Identifier: GPL-2.0
+// Copyright (C) 2018 Joe Lawrence <joe.lawrence@redhat.com>
+
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+
+static int test_klp_callbacks_mod_init(void)
+{
+ pr_info("%s\n", __func__);
+ return 0;
+}
+
+static void test_klp_callbacks_mod_exit(void)
+{
+ pr_info("%s\n", __func__);
+}
+
+module_init(test_klp_callbacks_mod_init);
+module_exit(test_klp_callbacks_mod_exit);
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Joe Lawrence <joe.lawrence@redhat.com>");
+MODULE_DESCRIPTION("Livepatch test: target module");