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mm, vma: use percpu sheaves for vm_area_struct cache 

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

Reviewed-by: Suren Baghdasaryan <surenb@google.com>
Signed-off-by: Vlastimil Babka <vbabka@suse.cz>
This commit is contained in:
Vlastimil Babka 2025-09-03 14:59:54 +02:00
parent c4fb7f0a79
commit 3accabda4d
1 changed files with 1 additions and 0 deletions
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mm/vma_init.c
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@ -16,6 +16,7 @@ void __init vma_state_init(void)
struct kmem_cache_args args = { struct kmem_cache_args args = {
.use_freeptr_offset = true, .use_freeptr_offset = true,
.freeptr_offset = offsetof(struct vm_area_struct, vm_freeptr), .freeptr_offset = offsetof(struct vm_area_struct, vm_freeptr),
.sheaf_capacity = 32,
}; };
vm_area_cachep = kmem_cache_create("vm_area_struct", vm_area_cachep = kmem_cache_create("vm_area_struct",