D20835.1790928526.diff
No OneTemporary
Actions

Size

1 KB

Referenced Files

None

Subscribers

None

D20835.1790928526.diff
View Options

	Index: sys/arm64/arm64/locore.S
	===================================================================
	--- sys/arm64/arm64/locore.S
	+++ sys/arm64/arm64/locore.S
	@@ -738,7 +738,7 @@
	MAIR_ATTR(MAIR_NORMAL_WB, VM_MEMATTR_WRITE_BACK) \| \
	MAIR_ATTR(MAIR_NORMAL_WT, VM_MEMATTR_WRITE_THROUGH)
	tcr:
	- .quad (TCR_TxSZ(64 - VIRT_BITS) \| TCR_TG1_4K \| \
	+ .quad (TCR_TxSZ(64 - VIRT_BITS) \| TCR_TBI0 \| TCR_TBI1 \| TCR_TG1_4K \| \
	TCR_CACHE_ATTRS \| TCR_SMP_ATTRS)
	sctlr_set:
	/* Bits to set */
	Index: sys/arm64/arm64/trap.c
	===================================================================
	--- sys/arm64/arm64/trap.c
	+++ sys/arm64/arm64/trap.c
	@@ -421,7 +421,7 @@
	exception = ESR_ELx_EXCEPTION(esr);
	switch (exception) {
	case EXCP_INSN_ABORT_L:
	- far = READ_SPECIALREG(far_el1);
	+ far = READ_SPECIALREG(far_el1) & 0xffffffffffff;

	/*
	* Userspace may be trying to train the branch predictor to
	@@ -437,7 +437,7 @@
	case EXCP_UNKNOWN:
	case EXCP_DATA_ABORT_L:
	case EXCP_DATA_ABORT:
	- far = READ_SPECIALREG(far_el1);
	+ far = READ_SPECIALREG(far_el1) & 0xffffffffffff;
	break;
	}
	intr_enable();