D19092.diff
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D19092.diff
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	Index: head/sys/vm/vm_kern.c
	===================================================================
	--- head/sys/vm/vm_kern.c
	+++ head/sys/vm/vm_kern.c
	@@ -184,6 +184,7 @@
	vm_offset_t addr, i, offset;
	vm_page_t m;
	int pflags, tries;
	+ vm_prot_t prot;

	size = round_page(size);
	vmem = vm_dom[domain].vmd_kernel_arena;
	@@ -193,6 +194,7 @@
	pflags = malloc2vm_flags(flags) \| VM_ALLOC_NOBUSY \| VM_ALLOC_WIRED;
	pflags &= ~(VM_ALLOC_NOWAIT \| VM_ALLOC_WAITOK \| VM_ALLOC_WAITFAIL);
	pflags \|= VM_ALLOC_NOWAIT;
	+ prot = (flags & M_EXEC) != 0 ? VM_PROT_ALL : VM_PROT_RW;
	VM_OBJECT_WLOCK(object);
	for (i = 0; i < size; i += PAGE_SIZE) {
	tries = 0;
	@@ -220,8 +222,8 @@
	if ((flags & M_ZERO) && (m->flags & PG_ZERO) == 0)
	pmap_zero_page(m);
	m->valid = VM_PAGE_BITS_ALL;
	- pmap_enter(kernel_pmap, addr + i, m, VM_PROT_RW,
	- VM_PROT_RW \| PMAP_ENTER_WIRED, 0);
	+ pmap_enter(kernel_pmap, addr + i, m, prot,
	+ prot \| PMAP_ENTER_WIRED, 0);
	}
	VM_OBJECT_WUNLOCK(object);
	return (addr);