[RFC PATCH 07/13] arm64: kvm: add SYS_DESC()
From: mark.rutland@arm.com (Mark Rutland)
Date: 2017-01-31 18:05:45
Also in:
kvmarm
Subsystem:
arm64 port (aarch64 architecture), kernel virtual machine for arm64 (kvm/arm64), the rest · Maintainers:
Catalin Marinas, Will Deacon, Marc Zyngier, Oliver Upton, Linus Torvalds
This patch adds a macro enabling us to initialise sys_reg_desc structures based on common sysreg encoding definitions in <asm/sysreg.h>. Subsequent patches will use this to simplify the KVM code. Signed-off-by: Mark Rutland <mark.rutland@arm.com> Cc: Christoffer Dall <redacted> Cc: Marc Zyngier <redacted> Cc: kvmarm at lists.cs.columbia.edu --- arch/arm64/kvm/sys_regs.h | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/arch/arm64/kvm/sys_regs.h b/arch/arm64/kvm/sys_regs.h
index dbbb01c..aca681d 100644
--- a/arch/arm64/kvm/sys_regs.h
+++ b/arch/arm64/kvm/sys_regs.h@@ -143,4 +143,9 @@ static inline int cmp_sys_reg(const struct sys_reg_desc *i1, #define CRm(_x) .CRm = _x #define Op2(_x) .Op2 = _x +#define SYS_DESC(reg) \ + Op0(sys_reg_Op0(reg)), Op1(sys_reg_Op1(reg)), \ + CRn(sys_reg_CRn(reg)), CRm(sys_reg_CRm(reg)), \ + Op2(sys_reg_Op2(reg)) + #endif /* __ARM64_KVM_SYS_REGS_LOCAL_H__ */
--
1.9.1