D18767.1794830431.diff
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D18767.1794830431.diff
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	Index: head/sys/kern/kern_malloc.c
	===================================================================
	--- head/sys/kern/kern_malloc.c
	+++ head/sys/kern/kern_malloc.c
	@@ -920,13 +920,16 @@
	* variable:
	*/
	if (vm_kmem_size == 0) {
	- vm_kmem_size = (mem_size / vm_kmem_size_scale) * PAGE_SIZE;
	-
	+ vm_kmem_size = mem_size / vm_kmem_size_scale;
	+ vm_kmem_size = vm_kmem_size * PAGE_SIZE < vm_kmem_size ?
	+ vm_kmem_size_max : vm_kmem_size * PAGE_SIZE;
	if (vm_kmem_size_min > 0 && vm_kmem_size < vm_kmem_size_min)
	vm_kmem_size = vm_kmem_size_min;
	if (vm_kmem_size_max > 0 && vm_kmem_size >= vm_kmem_size_max)
	vm_kmem_size = vm_kmem_size_max;
	}
	+ if (vm_kmem_size == 0)
	+ panic("Tune VM_KMEM_SIZE_* for the platform");

	/*
	* The amount of KVA space that is preallocated to the