D3296.id.diff
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D3296.id.diff
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	Index: head/sys/arm64/arm64/mp_machdep.c
	===================================================================
	--- head/sys/arm64/arm64/mp_machdep.c
	+++ head/sys/arm64/arm64/mp_machdep.c
	@@ -94,8 +94,6 @@

	uint8_t secondary_stacks[MAXCPU - 1][PAGE_SIZE * KSTACK_PAGES] __aligned(16);

	-/* # of Applications processors */
	-volatile int mp_naps;
	/* Set to 1 once we're ready to let the APs out of the pen. */
	volatile int aps_ready = 0;

	@@ -211,16 +209,6 @@
	"mov x18, %0 \n"
	"msr tpidr_el1, %0" :: "r"(pcpup));

	- /*
	- * pcpu_init() updates queue, so it should not be executed in parallel
	- * on several cores
	- */
	- while(mp_naps < (cpu - 1))
	- ;
	-
	- /* Signal our startup to BSP */
	- atomic_add_rel_32(&mp_naps, 1);
	-
	/* Spin until the BSP releases the APs */
	while (!aps_ready)
	__asm __volatile("wfe");