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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@redhat.com>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Dave Hansen <dave.hansen@linux.intel.com>
Cc: Denys Vlasenko <dvlasenk@redhat.com>
Cc: Fenghua Yu <fenghua.yu@intel.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Josh Poimboeuf <jpoimboe@redhat.com>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Oleg Nesterov <oleg@redhat.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Quentin Casasnovas <quentin.casasnovas@oracle.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Cc: pbonzini@redhat.com
Link: http://lkml.kernel.org/r/1475627678-20788-7-git-send-email-riel@redhat.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
This commit is contained in:
Rik van Riel 2016-10-04 20:34:35 -04:00 committed by Ingo Molnar
parent 3913cc3507
commit 3d42de25d2
2 changed files with 1 additions and 4 deletions
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4
arch/x86/kvm/x86.c
View File

@ -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);

1
include/linux/kvm_host.h
View File

@ -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;