On Wed, Jun 09, 2021 at 07:47:43PM +0200, Christian Borntraeger wrote: > An alternative would be to provide a vmalloc_no_huge function in generic > code (similar to vmalloc_32) (or if preferred in s390 base architecture code) > Something like > > void *vmalloc_no_huge(unsigned long size) > { > return __vmalloc_node_flags(size, NUMA_NO_NODE,VM_NO_HUGE_VMAP | > GFP_KERNEL | __GFP_ZERO); > } > EXPORT_SYMBOL(vmalloc_no_huge); > > or a similar vzalloc variant. Exactly. Given that this seems to be a weird pecularity of legacy s390 interfaces I'd only export it for 390 for now, although for documentation purposes I'd probably still keep it in vmalloc.c.