[PATCH 2/2] arm64: kvm: eliminate literal pool entries
Ard Biesheuvel
ard.biesheuvel at linaro.org
Fri Nov 7 06:12:34 PST 2014
Replace two instances of 'ldr xN, =(constant)' in the world switch
hot path with 'mov' instructions.
Signed-off-by: Ard Biesheuvel <ard.biesheuvel at linaro.org>
---
arch/arm64/kvm/hyp.S | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/arm64/kvm/hyp.S b/arch/arm64/kvm/hyp.S
index b72aa9f9215c..fbe909fb0a1a 100644
--- a/arch/arm64/kvm/hyp.S
+++ b/arch/arm64/kvm/hyp.S
@@ -761,10 +761,10 @@
.macro activate_traps
ldr x2, [x0, #VCPU_HCR_EL2]
msr hcr_el2, x2
- ldr x2, =(CPTR_EL2_TTA)
+ mov x2, #CPTR_EL2_TTA
msr cptr_el2, x2
- ldr x2, =(1 << 15) // Trap CP15 Cr=15
+ mov x2, #(1 << 15) // Trap CP15 Cr=15
msr hstr_el2, x2
mrs x2, mdcr_el2
--
1.8.3.2
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