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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 <zhanglianjie@uniontech.com>
Acked-by: David Rientjes <rientjes@google.com>
Signed-off-by: Vlastimil Babka <vbabka@suse.cz>
Link: https://lore.kernel.org/r/20220306073818.15089-1-zhanglianjie@uniontech.com
This commit is contained in:
Lianjie Zhang 2022-03-06 15:38:18 +08:00 committed by Vlastimil Babka
parent 7d6b6cc355
commit d1d28bd9a0
1 changed files with 2 additions and 4 deletions
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6
mm/slub.c
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@ -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)
{