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authorMatthew Wilcox <mawilcox@microsoft.com>2018-06-08 03:09:05 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2018-06-08 03:34:37 +0300
commitbf68c214df6d73e85fc19b6bbcb642554b491b98 (patch)
tree75b27453d49cdba987a49559dbf1153b39ea339b /mm/slab.c
parent50e7fbc3bf0c3e41af0075f17a9e4ddefa82e1b5 (diff)
downloadlinux-bf68c214df6d73e85fc19b6bbcb642554b491b98.tar.xz
slab,slub: remove rcu_head size checks
rcu_head may now grow larger than list_head without affecting slab or slub. Link: http://lkml.kernel.org/r/20180518194519.3820-15-willy@infradead.org Signed-off-by: Matthew Wilcox <mawilcox@microsoft.com> Acked-by: Christoph Lameter <cl@linux.com> Acked-by: Vlastimil Babka <vbabka@suse.cz> Cc: Dave Hansen <dave.hansen@linux.intel.com> Cc: Jérôme Glisse <jglisse@redhat.com> Cc: "Kirill A . Shutemov" <kirill.shutemov@linux.intel.com> Cc: Lai Jiangshan <jiangshanlai@gmail.com> Cc: Martin Schwidefsky <schwidefsky@de.ibm.com> Cc: Pekka Enberg <penberg@kernel.org> Cc: Randy Dunlap <rdunlap@infradead.org> Cc: Andrey Ryabinin <aryabinin@virtuozzo.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm/slab.c')
-rw-r--r--mm/slab.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/mm/slab.c b/mm/slab.c
index c1fe8099b3cd..36688f6c87eb 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -1235,8 +1235,6 @@ void __init kmem_cache_init(void)
{
int i;
- BUILD_BUG_ON(sizeof(((struct page *)NULL)->lru) <
- sizeof(struct rcu_head));
kmem_cache = &kmem_cache_boot;
if (!IS_ENABLED(CONFIG_NUMA) || num_possible_nodes() == 1)