[PATCH] KVM: Fix task switch back link handling (take 2)

[PATCH] KVM: Fix task switch back link handling (take 2)

[Juan Quintela]

Now, also remove pre_task_link setting in save_state_to_tss16.

  commit b237ac37a149e8b56436fabf093532483bff13b0
  Author: Gleb Natapov <gleb@redhat.com>
  Date:   Mon Mar 30 16:03:24 2009 +0300

    KVM: Fix task switch back link handling.

CC: Gleb Natapov <gleb@redhat.com>
Signed-off-by: Juan Quintela <quintela@redhat.com>
---
 arch/x86/kvm/x86.c |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index fedac9d..e5ed2cd 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -4196,7 +4196,6 @@ static void save_state_to_tss16(struct kvm_vcpu *vcpu,
 	tss->ss = get_segment_selector(vcpu, VCPU_SREG_SS);
 	tss->ds = get_segment_selector(vcpu, VCPU_SREG_DS);
 	tss->ldt = get_segment_selector(vcpu, VCPU_SREG_LDTR);
-	tss->prev_task_link = get_segment_selector(vcpu, VCPU_SREG_TR);
 }

 static int load_state_from_tss16(struct kvm_vcpu *vcpu,
-- 
1.6.2.5

Re: [PATCH] KVM: Fix task switch back link handling (take 2)

[Marcelo Tosatti]

On Wed, Sep 30, 2009 at 05:39:07PM +0200, Juan Quintela wrote:
> Now, also remove pre_task_link setting in save_state_to_tss16.
> 
>   commit b237ac37a149e8b56436fabf093532483bff13b0
>   Author: Gleb Natapov <gleb@redhat.com>
>   Date:   Mon Mar 30 16:03:24 2009 +0300
> 
>     KVM: Fix task switch back link handling.
> 
> CC: Gleb Natapov <gleb@redhat.com>
> Signed-off-by: Juan Quintela <quintela@redhat.com>

Applied, thanks.