module_param_cb(name, ops, arg, perm) 此外,module_param还会在/sys/module/下面创建对应的节点,可以查看有哪些数值是可供查询或修改的。 其定义在include/linux/moduleparam.h中。 权限参数perm的定义如下: S_IWUSR S_IRUSR S_IXUSR S_IRGRP S_IWGRP S_IXGRP In this S_I is a common header. R = ...
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module_param_call(shuffle, shuffle_store, shuffle_show, &shuffle_param, 0400);static const struct kernel_param_ops shuffle_param_ops = { .set = shuffle_param_set, .get = param_get_bool, }; module_param_cb(shuffle, &shuffle_param_ops, &shuffle_param, 0400);/...
module_param_call(shuffle, shuffle_store, shuffle_show, &shuffle_param, 0400);static const struct kernel_param_ops shuffle_param_ops = { .set = shuffle_param_set, .get = param_get_bool, }; module_param_cb(shuffle, &shuffle_param_ops, &shuffle_param, 0400);/...
static const struct kernel_param_ops shuffle_param_ops = { .set = shuffle_param_set, .get = param_get_bool, }; module_param_cb(shuffle, &shuffle_param_ops, &shuffle_param, 0400);/* * For two pages to be swapped in the shuffle, they must be free (on a...