From: Lianjie Zhang Date: Sun, 6 Mar 2022 07:38:18 +0000 (+0800) Subject: mm/slub: use helper macro __ATTR_XX_MODE for SLAB_ATTR(_RO) X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=d1d28bd9a0f896c7d2f7147ca631f86c49b16d7f;p=linux.git mm/slub: use helper macro __ATTR_XX_MODE for SLAB_ATTR(_RO) This allows more concise code, and VERIFY_OCTAL_PERMISSIONS() can help validate any future change. Signed-off-by: Lianjie Zhang Acked-by: David Rientjes Signed-off-by: Vlastimil Babka Link: https://lore.kernel.org/r/20220306073818.15089-1-zhanglianjie@uniontech.com --- diff --git a/mm/slub.c b/mm/slub.c index 261474092e43e..d33aada179858 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -5344,12 +5344,10 @@ struct slab_attribute { }; #define SLAB_ATTR_RO(_name) \ - static struct slab_attribute _name##_attr = \ - __ATTR(_name, 0400, _name##_show, NULL) + static struct slab_attribute _name##_attr = __ATTR_RO_MODE(_name, 0400) #define SLAB_ATTR(_name) \ - static struct slab_attribute _name##_attr = \ - __ATTR(_name, 0600, _name##_show, _name##_store) + static struct slab_attribute _name##_attr = __ATTR_RW_MODE(_name, 0600) static ssize_t slab_size_show(struct kmem_cache *s, char *buf) {