Re: [Qemu-devel] [PATCH] scripts/kvm/kvm_stat: fix tracepoint provider

[Paolo Bonzini <pbonzini@redhat.com>]

On 20/05/2016 10:42, Laurent Vivier wrote:
> tracepoint provider on ppc is broken since:
> 
>     fc116ef kvm_stat: Add RESET support for perf event ioctl
> 
> because the value used with ioctl() to reset the event queue is
> not valid on ppc.
> 
> This patch defines the good value for ppc.
> 
> Signed-off-by: Laurent Vivier <lvivier@redhat.com>
> ---
>  scripts/kvm/kvm_stat | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/scripts/kvm/kvm_stat b/scripts/kvm/kvm_stat
> index 78ffe83..c547c9b 100755
> --- a/scripts/kvm/kvm_stat
> +++ b/scripts/kvm/kvm_stat
> @@ -256,6 +256,7 @@ class ArchPPC(Arch):
>          self.ioctl_numbers = IOCTL_NUMBERS
>          self.ioctl_numbers['ENABLE'] = 0x20002400
>          self.ioctl_numbers['DISABLE'] = 0x20002401
> +        self.ioctl_numbers['RESET'] = 0x20002403
>  
>          # PPC comes in 32 and 64 bit and some generated ioctl
>          # numbers depend on the wordsize.
> 

I've queued http://permalink.gmane.org/gmane.comp.emulators.qemu/407322
- however, note that kvm_stat is moving to the kernel tree.

Thanks,

Paolo