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authorDavid Hildenbrand <dahi@linux.vnet.ibm.com>2014-05-16 12:08:29 +0200
committerChristian Borntraeger <borntraeger@de.ibm.com>2014-07-21 13:22:42 +0200
commitea74c0ea1b24a6978a6ebc80ba4dbc7b7848b32d (patch)
treef17c10e3cc17e2c182447f5c95ef6bdeea1eb7db /arch/s390/kvm/interrupt.c
parent0e9c85a5a312fef3e2e79d3ce2d8b6e5b6115e90 (diff)
KVM: s390: remove the tasklet used by the hrtimer
We can get rid of the tasklet used for waking up a VCPU in the hrtimer code but wakeup the VCPU directly. Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com> Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com> Acked-by: Cornelia Huck <cornelia.huck@de.ibm.com> Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Diffstat (limited to 'arch/s390/kvm/interrupt.c')
-rw-r--r--arch/s390/kvm/interrupt.c13
1 files changed, 1 insertions, 12 deletions
diff --git a/arch/s390/kvm/interrupt.c b/arch/s390/kvm/interrupt.c
index 65396e14ff05..1be3d8da49e9 100644
--- a/arch/s390/kvm/interrupt.c
+++ b/arch/s390/kvm/interrupt.c
@@ -629,23 +629,12 @@ void kvm_s390_vcpu_wakeup(struct kvm_vcpu *vcpu)
}
}
-void kvm_s390_tasklet(unsigned long parm)
-{
- struct kvm_vcpu *vcpu = (struct kvm_vcpu *) parm;
- kvm_s390_vcpu_wakeup(vcpu);
-}
-
-/*
- * low level hrtimer wake routine. Because this runs in hardirq context
- * we schedule a tasklet to do the real work.
- */
enum hrtimer_restart kvm_s390_idle_wakeup(struct hrtimer *timer)
{
struct kvm_vcpu *vcpu;
vcpu = container_of(timer, struct kvm_vcpu, arch.ckc_timer);
- vcpu->preempted = true;
- tasklet_schedule(&vcpu->arch.tasklet);
+ kvm_s390_vcpu_wakeup(vcpu);
return HRTIMER_NORESTART;
}