From 2ab4fbcb77aec709261a07d51c3175153c2a4dca Mon Sep 17 00:00:00 2001 From: Lucas De Marchi Date: Fri, 3 Jun 2022 14:50:42 -0700 Subject: module-playground: Add debugfs entry in mod-simple Add a debugfs file in mod-simple for manual tests: insert the module and open the file to have its refcount increased. Signed-off-by: Lucas De Marchi --- testsuite/module-playground/mod-simple.c | 18 +++++++++++++++++- 1 file changed, 17 insertions(+), 1 deletion(-) diff --git a/testsuite/module-playground/mod-simple.c b/testsuite/module-playground/mod-simple.c index cb38580..503e4d8 100644 --- a/testsuite/module-playground/mod-simple.c +++ b/testsuite/module-playground/mod-simple.c @@ -1,16 +1,32 @@ +#include #include #include +static struct dentry *debugfs_dir; + +static int test_show(struct seq_file *s, void *data) +{ + seq_puts(s, "test"); + return 0; +} + +DEFINE_SHOW_ATTRIBUTE(test); + static int __init test_module_init(void) { + debugfs_dir = debugfs_create_dir(KBUILD_MODNAME, NULL); + debugfs_create_file("test", 0444, debugfs_dir, NULL, &test_fops); + return 0; } static void test_module_exit(void) { + debugfs_remove_recursive(debugfs_dir); } + module_init(test_module_init); module_exit(test_module_exit); MODULE_AUTHOR("Lucas De Marchi "); -MODULE_LICENSE("LGPL"); +MODULE_LICENSE("GPL"); -- cgit v1.2.1