xiaomi-sm8450/android_kernel_xiaomi_sm8450
1
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

ARM: KVM: Move GP registers into the CPU context structure

Browse Source 
Continuing our rework of the CPU context, we now move the GP
registers into the CPU context structure.

Reviewed-by: Christoffer Dall <christoffer.dall@linaro.org>
Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
This commit is contained in:
Marc Zyngier
2016-01-03 11:26:01 +00:00
parent fb32a52a1d
commit c2a8dab507
7 changed files with 34 additions and 24 deletions
Download Patch File Download Diff File Expand all files Collapse all files

8
arch/arm/include/asm/kvm_emulate.h
View File

@@ -68,12 +68,12 @@ static inline bool vcpu_mode_is_32bit(struct kvm_vcpu *vcpu)
static inline unsigned long *vcpu_pc(struct kvm_vcpu *vcpu)
{
return &vcpu->arch.regs.usr_regs.ARM_pc;
return &vcpu->arch.ctxt.gp_regs.usr_regs.ARM_pc;
}
static inline unsigned long *vcpu_cpsr(struct kvm_vcpu *vcpu)
{
return &vcpu->arch.regs.usr_regs.ARM_cpsr;
return &vcpu->arch.ctxt.gp_regs.usr_regs.ARM_cpsr;
}
static inline void vcpu_set_thumb(struct kvm_vcpu *vcpu)
@@ -83,13 +83,13 @@ static inline void vcpu_set_thumb(struct kvm_vcpu *vcpu)
static inline bool mode_has_spsr(struct kvm_vcpu *vcpu)
{
unsigned long cpsr_mode = vcpu->arch.regs.usr_regs.ARM_cpsr & MODE_MASK;
unsigned long cpsr_mode = vcpu->arch.ctxt.gp_regs.usr_regs.ARM_cpsr & MODE_MASK;
return (cpsr_mode > USR_MODE && cpsr_mode < SYSTEM_MODE);
}
static inline bool vcpu_mode_priv(struct kvm_vcpu *vcpu)
{
unsigned long cpsr_mode = vcpu->arch.regs.usr_regs.ARM_cpsr & MODE_MASK;
unsigned long cpsr_mode = vcpu->arch.ctxt.gp_regs.usr_regs.ARM_cpsr & MODE_MASK;
return cpsr_mode > USR_MODE;;
}

3
arch/arm/include/asm/kvm_host.h
View File

@@ -89,6 +89,7 @@ struct kvm_vcpu_fault_info {
};
struct kvm_cpu_context {
struct kvm_regs gp_regs;
struct vfp_hard_struct vfp;
u32 cp15[NR_CP15_REGS];
};
@@ -98,8 +99,6 @@ typedef struct kvm_cpu_context kvm_cpu_context_t;
struct kvm_vcpu_arch {
struct kvm_cpu_context ctxt;
struct kvm_regs regs;
int target; /* Processor target */
DECLARE_BITMAP(features, KVM_VCPU_MAX_FEATURES);