Re: [kvm-ppc-devel] [PATCH] Fix signal handing line KVM PowerPC

[Hollis Blanchard <hollisb@us.ibm.com>]

On Fri, 2008-02-01 at 15:48 -0600, Jerone Young wrote:
> Code was missing for our kernel code to properly handle signals, by
> setting the signal mask and saving off our current one, then restoring
> it at the end. This code does what x86 does and now keyboard input
> works.
> 
> Signed-off-by: Jerone Young <jyoung5@us.ibm.com>
> 
> 
> diff --git a/arch/powerpc/kvm/powerpc.c b/arch/powerpc/kvm/powerpc.c
> --- a/arch/powerpc/kvm/powerpc.c
> +++ b/arch/powerpc/kvm/powerpc.c
> @@ -685,6 +688,10 @@ int kvm_arch_vcpu_ioctl_run(struct kvm_v
>  int kvm_arch_vcpu_ioctl_run(struct kvm_vcpu *vcpu, struct kvm_run *run)
>  {
>         int r;
> +       sigset_t sigsaved;
> +
> +       if (vcpu->sigset_active)
> +               sigprocmask(SIG_SETMASK, &vcpu->sigset, &sigsaved);
> 
>         if (vcpu->mmio_needed) {
>                 if (!vcpu->mmio_is_write)
> @@ -702,6 +709,10 @@ int kvm_arch_vcpu_ioctl_run(struct kvm_v
> 
>         r = __kvmppc_vcpu_run(run, vcpu);
>         local_irq_enable(); /* XXX */
> +
> +         
> +       if (vcpu->sigset_active)
> +               sigprocmask(SIG_SETMASK, &sigsaved, NULL);
> 
>         return r;
>  }

Applied, thanks. Please watch your whitespace in the future though
(including in your mailer :).

-- 
Hollis Blanchard
IBM Linux Technology Center



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