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authorChristoffer Dall <christoffer.dall@arm.com>2016-05-01 22:29:58 +0200
committerMarc Zyngier <marc.zyngier@arm.com>2019-02-19 21:05:45 +0000
commit64cf98fa5544aee6c547786ee32f92b796b30635 (patch)
tree019e045370167fb30e982ad16891fd94905dea56 /arch/arm64
parentbee038a67487598ebbe995f85bf60c3a5b2e9099 (diff)
downloadlinux-0-day-64cf98fa5544aee6c547786ee32f92b796b30635.tar.gz
linux-0-day-64cf98fa5544aee6c547786ee32f92b796b30635.tar.xz
KVM: arm/arm64: Move kvm_is_write_fault to header file
Move this little function to the header files for arm/arm64 so other code can make use of it directly. Signed-off-by: Christoffer Dall <christoffer.dall@arm.com> Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Diffstat (limited to 'arch/arm64')
-rw-r--r--arch/arm64/include/asm/kvm_emulate.h8
1 files changed, 8 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/kvm_emulate.h b/arch/arm64/include/asm/kvm_emulate.h
index 506386a3eddec..a0d1ce9ae12b3 100644
--- a/arch/arm64/include/asm/kvm_emulate.h
+++ b/arch/arm64/include/asm/kvm_emulate.h
@@ -331,6 +331,14 @@ static inline int kvm_vcpu_sys_get_rt(struct kvm_vcpu *vcpu)
return ESR_ELx_SYS64_ISS_RT(esr);
}
+static inline bool kvm_is_write_fault(struct kvm_vcpu *vcpu)
+{
+ if (kvm_vcpu_trap_is_iabt(vcpu))
+ return false;
+
+ return kvm_vcpu_dabt_iswrite(vcpu);
+}
+
static inline unsigned long kvm_vcpu_get_mpidr_aff(struct kvm_vcpu *vcpu)
{
return vcpu_read_sys_reg(vcpu, MPIDR_EL1) & MPIDR_HWID_BITMASK;