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+0200, Vlastimil Babka wrote: > On 9/2/25 13:13, Lorenzo Stoakes wrote: > > On Wed, Aug 27, 2025 at 10:26:40AM +0200, Vlastimil Babka wrote: > >> Create the vm_area_struct cache with percpu sheaves of size 32 to > >> improve its performance. > >> > >> Reviewed-by: Suren Baghdasaryan > >> Signed-off-by: Vlastimil Babka > >> --- > >> mm/vma_init.c | 1 + > >> 1 file changed, 1 insertion(+) > >> > >> diff --git a/mm/vma_init.c b/mm/vma_init.c > >> index 8e53c7943561e7324e7992946b4065dec1149b82..52c6b55fac4519e0da39ca75ad018e14449d1d95 100644 > >> --- a/mm/vma_init.c > >> +++ b/mm/vma_init.c > >> @@ -16,6 +16,7 @@ void __init vma_state_init(void) > >> struct kmem_cache_args args = { > >> .use_freeptr_offset = true, > >> .freeptr_offset = offsetof(struct vm_area_struct, vm_freeptr), > >> + .sheaf_capacity = 32, > > > > This breaks the VMA tests. > > > > Please also update tools/testing/vma/vma_internal.h to add this field > > (probably actually at the commit that adds the field in mainline :P) > > Thanks, one of Liam's patches to support maple tree tests with sheaves does > that, we somehow missed that the vma test also needs it so will reorder > accordingly. > > I do wish we could have these tests be run by a bot :/ seems today I am > > that bot :) > Sorry :) Thanks :) Just happy to find the problem and help it get sorted! :>)