[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] [Xen-devel] [PATCH 1/2] x86/HVM: constify VMFUNC emulation hook
... to clarify that the register state does not get altered (behind the back of the emulator). Signed-off-by: Jan Beulich <jbeulich@xxxxxxxx> --- a/xen/arch/x86/hvm/vmx/vmx.c +++ b/xen/arch/x86/hvm/vmx/vmx.c @@ -2006,7 +2006,7 @@ static void vmx_vcpu_update_vmfunc_ve(st vmx_vmcs_exit(v); } -static int vmx_vcpu_emulate_vmfunc(struct cpu_user_regs *regs) +static int vmx_vcpu_emulate_vmfunc(const struct cpu_user_regs *regs) { int rc = X86EMUL_EXCEPTION; struct vcpu *curr = current; --- a/xen/include/asm-x86/hvm/hvm.h +++ b/xen/include/asm-x86/hvm/hvm.h @@ -208,7 +208,7 @@ struct hvm_function_table { void (*altp2m_vcpu_update_p2m)(struct vcpu *v); void (*altp2m_vcpu_update_vmfunc_ve)(struct vcpu *v); bool_t (*altp2m_vcpu_emulate_ve)(struct vcpu *v); - int (*altp2m_vcpu_emulate_vmfunc)(struct cpu_user_regs *regs); + int (*altp2m_vcpu_emulate_vmfunc)(const struct cpu_user_regs *regs); /* * Parameters and callbacks for hardware-assisted TSC scaling, Attachment:
x86-HVM-emul-VMFUNC-const.patch _______________________________________________ Xen-devel mailing list Xen-devel@xxxxxxxxxxxxx https://lists.xen.org/xen-devel
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