D29401.id86216.diff
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D29401.id86216.diff
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	Index: sys/arm64/arm64/vfp.c
	===================================================================
	--- sys/arm64/arm64/vfp.c
	+++ sys/arm64/arm64/vfp.c
	@@ -208,7 +208,15 @@
	void
	vfp_reset_state(struct thread td, struct pcb pcb)
	{
	+ /* Discard the threads VFP state before resetting it */
	critical_enter();
	+ vfp_discard(td);
	+ critical_exit();
	+
	+ /*
	+ * Clear the thread state. The VFP is disabled and is not the current
	+ * VFP thread so we won't change any of these on context switch.
	+ */
	bzero(&pcb->pcb_fpustate.vfp_regs, sizeof(pcb->pcb_fpustate.vfp_regs));
	KASSERT(pcb->pcb_fpusaved == &pcb->pcb_fpustate,
	("pcb_fpusaved should point to pcb_fpustate."));
	@@ -216,8 +224,6 @@
	pcb->pcb_fpustate.vfp_fpsr = 0;
	pcb->pcb_vfpcpu = UINT_MAX;
	pcb->pcb_fpflags = 0;
	- vfp_discard(td);
	- critical_exit();
	}

	void