ia64/xen-unstable

changeset 9432:bb8a5d7e72a2

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Fix 2 VMX time-related bugs:
1) bogomips=0 or a very huge number after booting ia32/ia32e vmx
2) Repeated keys show in Xwindow terminal after one key is pressed

Signed-off-by: Xiaowei Yang <xiaowei.yang@intel.com>
author kaf24@firebug.cl.cam.ac.uk
date Thu Mar 23 14:44:51 2006 +0100 (2006-03-23)
parents f3943890794a
children 401624a17ef7
files xen/arch/x86/hvm/vmx/io.c xen/arch/x86/hvm/vmx/vmx.c
line diff
     1.1 --- a/xen/arch/x86/hvm/vmx/io.c	Thu Mar 23 14:34:35 2006 +0100
     1.2 +++ b/xen/arch/x86/hvm/vmx/io.c	Thu Mar 23 14:44:51 2006 +0100
     1.3 @@ -86,7 +86,7 @@ interrupt_post_injection(struct vcpu * v
     1.4          }
     1.5          vpit->inject_point = NOW();
     1.6  
     1.7 -        vpit->last_pit_gtime += vpit->period;
     1.8 +        vpit->last_pit_gtime += vpit->period_cycles;
     1.9          set_guest_time(v, vpit->last_pit_gtime);
    1.10      }
    1.11  
    1.12 @@ -206,8 +206,11 @@ void vmx_do_resume(struct vcpu *v)
    1.13      vmx_stts();
    1.14  
    1.15      /* pick up the elapsed PIT ticks and re-enable pit_timer */
    1.16 -    if ( vpit->first_injected) {
    1.17 -        set_guest_time(v, v->domain->arch.hvm_domain.guest_time);
    1.18 +    if ( vpit->first_injected ) {
    1.19 +        if ( v->domain->arch.hvm_domain.guest_time ) {
    1.20 +            set_guest_time(v, v->domain->arch.hvm_domain.guest_time);
    1.21 +            v->domain->arch.hvm_domain.guest_time = 0;
    1.22 +        }
    1.23          pickup_deactive_ticks(vpit);
    1.24      }
    1.25  

     2.1 --- a/xen/arch/x86/hvm/vmx/vmx.c	Thu Mar 23 14:34:35 2006 +0100
     2.2 +++ b/xen/arch/x86/hvm/vmx/vmx.c	Thu Mar 23 14:44:51 2006 +0100
     2.3 @@ -358,9 +358,10 @@ static void vmx_freeze_time(struct vcpu 
     2.4  {
     2.5      struct hvm_virpit *vpit = &v->domain->arch.hvm_domain.vpit;
     2.6      
     2.7 -    v->domain->arch.hvm_domain.guest_time = get_guest_time(v);
     2.8 -    if ( vpit->first_injected )
     2.9 +    if ( vpit->first_injected && !v->domain->arch.hvm_domain.guest_time ) {
    2.10 +        v->domain->arch.hvm_domain.guest_time = get_guest_time(v);
    2.11          stop_timer(&(vpit->pit_timer));
    2.12 +    }
    2.13  }
    2.14  
    2.15  static void vmx_ctxt_switch_from(struct vcpu *v)