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-rw-r--r--arch/arm64/kvm/hyp/entry.S15
1 files changed, 9 insertions, 6 deletions
diff --git a/arch/arm64/kvm/hyp/entry.S b/arch/arm64/kvm/hyp/entry.S
index ee32a7743389..76e7eaf4675e 100644
--- a/arch/arm64/kvm/hyp/entry.S
+++ b/arch/arm64/kvm/hyp/entry.S
@@ -196,20 +196,23 @@ alternative_endif
// This is our single instruction exception window. A pending
// SError is guaranteed to occur at the earliest when we unmask
// it, and at the latest just after the ISB.
- .global abort_guest_exit_start
abort_guest_exit_start:
isb
- .global abort_guest_exit_end
abort_guest_exit_end:
msr daifset, #4 // Mask aborts
+ ret
+
+ _kvm_extable abort_guest_exit_start, 9997f
+ _kvm_extable abort_guest_exit_end, 9997f
+9997:
+ msr daifset, #4 // Mask aborts
+ mov x0, #(1 << ARM_EXIT_WITH_SERROR_BIT)
- // If the exception took place, restore the EL1 exception
- // context so that we can report some information.
- // Merge the exception code with the SError pending bit.
- tbz x0, #ARM_EXIT_WITH_SERROR_BIT, 1f
+ // restore the EL1 exception context so that we can report some
+ // information. Merge the exception code with the SError pending bit.
msr elr_el2, x2
msr esr_el2, x3
msr spsr_el2, x4