diff options
| author | Jiri Kosina <jkosina@suse.cz> | 2013-12-19 15:08:03 +0100 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2013-12-19 15:08:32 +0100 |
| commit | e23c34bb41da65f354fb7eee04300c56ee48f60c (patch) | |
| tree | 549fbe449d55273b81ef104a9755109bf4ae7817 /arch/s390/kvm/interrupt.c | |
| parent | b481c2cb3534c85dca625973b33eba15f9af3e4c (diff) | |
| parent | 319e2e3f63c348a9b66db4667efa73178e18b17d (diff) | |
Merge branch 'master' into for-next
Sync with Linus' tree to be able to apply fixes on top of newer things
in tree (efi-stub).
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'arch/s390/kvm/interrupt.c')
| -rw-r--r-- | arch/s390/kvm/interrupt.c | 9 |
1 files changed, 6 insertions, 3 deletions
diff --git a/arch/s390/kvm/interrupt.c b/arch/s390/kvm/interrupt.c index 7f35cb33e510..5f79d2d79ca7 100644 --- a/arch/s390/kvm/interrupt.c +++ b/arch/s390/kvm/interrupt.c @@ -385,7 +385,7 @@ static int kvm_cpu_has_interrupt(struct kvm_vcpu *vcpu) } if ((!rc) && (vcpu->arch.sie_block->ckc < - get_tod_clock() + vcpu->arch.sie_block->epoch)) { + get_tod_clock_fast() + vcpu->arch.sie_block->epoch)) { if ((!psw_extint_disabled(vcpu)) && (vcpu->arch.sie_block->gcr[0] & 0x800ul)) rc = 1; @@ -425,7 +425,7 @@ int kvm_s390_handle_wait(struct kvm_vcpu *vcpu) goto no_timer; } - now = get_tod_clock() + vcpu->arch.sie_block->epoch; + now = get_tod_clock_fast() + vcpu->arch.sie_block->epoch; if (vcpu->arch.sie_block->ckc < now) { __unset_cpu_idle(vcpu); return 0; @@ -436,6 +436,7 @@ int kvm_s390_handle_wait(struct kvm_vcpu *vcpu) hrtimer_start(&vcpu->arch.ckc_timer, ktime_set (0, sltime) , HRTIMER_MODE_REL); VCPU_EVENT(vcpu, 5, "enabled wait via clock comparator: %llx ns", sltime); no_timer: + srcu_read_unlock(&vcpu->kvm->srcu, vcpu->srcu_idx); spin_lock(&vcpu->arch.local_int.float_int->lock); spin_lock_bh(&vcpu->arch.local_int.lock); add_wait_queue(&vcpu->wq, &wait); @@ -455,6 +456,8 @@ no_timer: remove_wait_queue(&vcpu->wq, &wait); spin_unlock_bh(&vcpu->arch.local_int.lock); spin_unlock(&vcpu->arch.local_int.float_int->lock); + vcpu->srcu_idx = srcu_read_lock(&vcpu->kvm->srcu); + hrtimer_try_to_cancel(&vcpu->arch.ckc_timer); return 0; } @@ -515,7 +518,7 @@ void kvm_s390_deliver_pending_interrupts(struct kvm_vcpu *vcpu) } if ((vcpu->arch.sie_block->ckc < - get_tod_clock() + vcpu->arch.sie_block->epoch)) + get_tod_clock_fast() + vcpu->arch.sie_block->epoch)) __try_deliver_ckc_interrupt(vcpu); if (atomic_read(&fi->active)) { |