mm/slob: make kmem_cache_boot static

kmem_cache_boot is never accessed outside slob.c. Make it static.

Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Acked-by: David Rientjes <rientjes@google.com>
Signed-off-by: Vlastimil Babka <vbabka@suse.cz>
Link: https://lore.kernel.org/r/20220217085842.29032-1-linmiaohe@huawei.com

diff --git a/mm/slob.c b/mm/slob.c
index 60c5842215f1b1773519a69155b0e657e2d2dd90..1179bcad2df85acc111a241fd7a72e394fcc216a 100644 (file)
--- a/mm/slob.c
+++ b/mm/slob.c
@@ -708,7 +708,7 @@ int __kmem_cache_shrink(struct kmem_cache *d)
        return 0;
 }
 
-struct kmem_cache kmem_cache_boot = {
+static struct kmem_cache kmem_cache_boot = {
        .name = "kmem_cache",
        .size = sizeof(struct kmem_cache),
        .flags = SLAB_PANIC,