Commit-ID: 3d42de25d290fdfe604835d1b389845b8cba5bff
Gitweb: http://git.kernel.org/tip/3d42de25d290fdfe604835d1b389845b8cba5bff
Author: Rik van Riel <riel@xxxxxxxxxx>
AuthorDate: Tue, 4 Oct 2016 20:34:35 -0400
Committer: Ingo Molnar <mingo@xxxxxxxxxx>
CommitDate: Fri, 7 Oct 2016 11:14:41 +0200
x86/fpu, kvm: Remove KVM vcpu->fpu_counter
With the removal of the lazy FPU code, this field is no longer used.
Get rid of it.
Signed-off-by: Rik van Riel <riel@xxxxxxxxxx>
Cc: Andy Lutomirski <luto@xxxxxxxxxx>
Cc: Borislav Petkov <bp@xxxxxxxxx>
Cc: Brian Gerst <brgerst@xxxxxxxxx>
Cc: Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>
Cc: Denys Vlasenko <dvlasenk@xxxxxxxxxx>
Cc: Fenghua Yu <fenghua.yu@xxxxxxxxx>
Cc: H. Peter Anvin <hpa@xxxxxxxxx>
Cc: Josh Poimboeuf <jpoimboe@xxxxxxxxxx>
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Cc: Oleg Nesterov <oleg@xxxxxxxxxx>
Cc: Peter Zijlstra <peterz@xxxxxxxxxxxxx>
Cc: Quentin Casasnovas <quentin.casasnovas@xxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Cc: pbonzini@xxxxxxxxxx
Link: http://lkml.kernel.org/r/1475627678-20788-7-git-send-email-riel@xxxxxxxxxx
Signed-off-by: Ingo Molnar <mingo@xxxxxxxxxx>
---
arch/x86/kvm/x86.c | 4 +---
include/linux/kvm_host.h | 1 -
2 files changed, 1 insertion(+), 4 deletions(-)
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index 59d7761..2c7e775 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -7348,10 +7348,8 @@ void kvm_load_guest_fpu(struct kvm_vcpu *vcpu)
void kvm_put_guest_fpu(struct kvm_vcpu *vcpu)
{
- if (!vcpu->guest_fpu_loaded) {
- vcpu->fpu_counter = 0;
+ if (!vcpu->guest_fpu_loaded)
return;
- }
vcpu->guest_fpu_loaded = 0;
copy_fpregs_to_fpstate(&vcpu->arch.guest_fpu);
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index 9c28b4d..4e6905c 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -224,7 +224,6 @@ struct kvm_vcpu {
int fpu_active;
int guest_fpu_loaded, guest_xcr0_loaded;
- unsigned char fpu_counter;
struct swait_queue_head wq;
struct pid *pid;
int sigset_active;
--
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