[PATCH v4 8/9] mm, vma: use percpu sheaves for vm_area_struct cache

[Vlastimil Babka]

Create the vm_area_struct cache with percpu sheaves of size 32 to
improve its performance.

Signed-off-by: Vlastimil Babka <vbabka@xxxxxxx>
---
 kernel/fork.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/kernel/fork.c b/kernel/fork.c
index c4b26cd8998b8e7b2b516e0bb0b1d4676ff644dc..3bd711f0798c88aee04bc30ff21fc4ca2b66201a 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -3216,6 +3216,7 @@ void __init proc_caches_init(void)
 	struct kmem_cache_args args = {
 		.use_freeptr_offset = true,
 		.freeptr_offset = offsetof(struct vm_area_struct, vm_freeptr),
+		.sheaf_capacity = 32,
 	};
 
 	sighand_cachep = kmem_cache_create("sighand_cache",

-- 
2.49.0