D22502.diff
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	Index: head/sys/arm64/arm64/pmap.c
	===================================================================
	--- head/sys/arm64/arm64/pmap.c
	+++ head/sys/arm64/arm64/pmap.c
	@@ -1043,7 +1043,6 @@
	{
	uint64_t r;

	- sched_pin();
	dsb(ishst);
	if (pmap == kernel_pmap) {
	r = atop(va);
	@@ -1054,11 +1053,10 @@
	}
	dsb(ish);
	isb();
	- sched_unpin();
	}

	static __inline void
	-pmap_invalidate_range_nopin(pmap_t pmap, vm_offset_t sva, vm_offset_t eva)
	+pmap_invalidate_range(pmap_t pmap, vm_offset_t sva, vm_offset_t eva)
	{
	uint64_t end, r, start;

	@@ -1080,20 +1078,10 @@
	}

	static __inline void
	-pmap_invalidate_range(pmap_t pmap, vm_offset_t sva, vm_offset_t eva)
	-{
	-
	- sched_pin();
	- pmap_invalidate_range_nopin(pmap, sva, eva);
	- sched_unpin();
	-}
	-
	-static __inline void
	pmap_invalidate_all(pmap_t pmap)
	{
	uint64_t r;

	- sched_pin();
	dsb(ishst);
	if (pmap == kernel_pmap) {
	__asm __volatile("tlbi vmalle1is");
	@@ -1103,7 +1091,6 @@
	}
	dsb(ish);
	isb();
	- sched_unpin();
	}

	/*
	@@ -3114,7 +3101,7 @@
	* lookup the physical address.
	*/
	pmap_clear_bits(pte, ATTR_DESCR_VALID);
	- pmap_invalidate_range_nopin(pmap, va, va + size);
	+ pmap_invalidate_range(pmap, va, va + size);

	/* Create the new mapping */
	pmap_store(pte, newpte);