From: Miaohe Lin <linmiaohe@xxxxxxxxxx> Subject: mm/ksm: use helper macro __ATTR_RW Use helper macro __ATTR_RW to define KSM_ATTR to make code more clear. Minor readability improvement. Link: https://lkml.kernel.org/r/20220221115809.26381-1-linmiaohe@xxxxxxxxxx Signed-off-by: Miaohe Lin <linmiaohe@xxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- mm/ksm.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) --- a/mm/ksm.c~mm-ksm-use-helper-macro-__attr_rw +++ a/mm/ksm.c @@ -2829,8 +2829,7 @@ static void wait_while_offlining(void) #define KSM_ATTR_RO(_name) \ static struct kobj_attribute _name##_attr = __ATTR_RO(_name) #define KSM_ATTR(_name) \ - static struct kobj_attribute _name##_attr = \ - __ATTR(_name, 0644, _name##_show, _name##_store) + static struct kobj_attribute _name##_attr = __ATTR_RW(_name) static ssize_t sleep_millisecs_show(struct kobject *kobj, struct kobj_attribute *attr, char *buf) _
