Commit 721a2f8b authored by Xiongwei Song's avatar Xiongwei Song Committed by Vlastimil Babka
Browse files

mm/slub: add slub_get_cpu_partial() helper 



Add slub_get_cpu_partial() and dummy function to help improve
get_partial_node(). It can help remove #ifdef of CONFIG_SLUB_CPU_PARTIAL
and improve filling cpu partial logic.

Signed-off-by: default avatarXiongwei Song <xiongwei.song@windriver.com>
Signed-off-by: default avatarVlastimil Babka <vbabka@suse.cz>
parent acc8f4db

mm/slub.c

+10 −0
Original line number Diff line number Diff line
@@ -604,11 +604,21 @@ static void slub_set_cpu_partial(struct kmem_cache *s, unsigned int nr_objects) 
	nr_slabs = DIV_ROUND_UP(nr_objects * 2, oo_objects(s->oo));

	s->cpu_partial_slabs = nr_slabs;

}



static inline unsigned int slub_get_cpu_partial(struct kmem_cache *s)

{

	return s->cpu_partial_slabs;

}

#else

static inline void

slub_set_cpu_partial(struct kmem_cache *s, unsigned int nr_objects)

{

}



static inline unsigned int slub_get_cpu_partial(struct kmem_cache *s)

{

	return 0;

}

#endif /* CONFIG_SLUB_CPU_PARTIAL */



/*