Message ID | 1348759785-15394-1-git-send-email-borntraeger@de.ibm.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
On 09/27/2012 05:29 PM, Christian Borntraeger wrote: > Recent changes (KVM: make processes waiting on vcpu mutex killable) > now requires to check the return value of vcpu_load. This triggered > a warning in s390 specific kvm code. Turns out that we can actually > remove the put/load, since schedule will do the right thing via > the preempt notifiers. Thanks, applied.
diff --git a/arch/s390/kvm/interrupt.c b/arch/s390/kvm/interrupt.c index 7556231..ff1e2f8 100644 --- a/arch/s390/kvm/interrupt.c +++ b/arch/s390/kvm/interrupt.c @@ -423,9 +423,7 @@ no_timer: set_current_state(TASK_INTERRUPTIBLE); spin_unlock_bh(&vcpu->arch.local_int.lock); spin_unlock(&vcpu->arch.local_int.float_int->lock); - vcpu_put(vcpu); schedule(); - vcpu_load(vcpu); spin_lock(&vcpu->arch.local_int.float_int->lock); spin_lock_bh(&vcpu->arch.local_int.lock); }
Recent changes (KVM: make processes waiting on vcpu mutex killable) now requires to check the return value of vcpu_load. This triggered a warning in s390 specific kvm code. Turns out that we can actually remove the put/load, since schedule will do the right thing via the preempt notifiers. Reported-by: Fengguang Wu <fengguang.wu@intel.com> Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com> --- arch/s390/kvm/interrupt.c | 2 -- 1 files changed, 0 insertions(+), 2 deletions(-)