Re: [PATCH v4 11/14] qemu: Bump the memory locking limit for mdevs as well

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On 03/22/2017 11:27 AM, Erik Skultety wrote:
> Since mdevs are just another type of VFIO devices, we should increase
> the memory locking limit the same way we do for VFIO PCI devices.
> 
> Signed-off-by: Erik Skultety <eskultet@xxxxxxxxxx>
> ---
>  src/qemu/qemu_domain.c | 9 +++++----
>  1 file changed, 5 insertions(+), 4 deletions(-)
> 
> diff --git a/src/qemu/qemu_domain.c b/src/qemu/qemu_domain.c
> index d1ac1d641b..04e64b47ea 100644
> --- a/src/qemu/qemu_domain.c
> +++ b/src/qemu/qemu_domain.c
> @@ -6347,11 +6347,12 @@ qemuDomainRequiresMemLock(virDomainDefPtr def)
>          return true;
>  
>      for (i = 0; i < def->nhostdevs; i++) {
> -        virDomainHostdevDefPtr dev = def->hostdevs[i];
> +        virDomainHostdevSubsysPtr subsys = &def->hostdevs[i]->source.subsys;
>  
> -        if (dev->mode == VIR_DOMAIN_HOSTDEV_MODE_SUBSYS &&
> -            dev->source.subsys.type == VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_PCI &&
> -            dev->source.subsys.u.pci.backend == VIR_DOMAIN_HOSTDEV_PCI_BACKEND_VFIO)
> +        if (def->hostdevs[i]->mode == VIR_DOMAIN_HOSTDEV_MODE_SUBSYS &&
> +            (subsys->type == VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_MDEV ||
> +             (subsys->type == VIR_DOMAIN_HOSTDEV_SUBSYS_TYPE_PCI &&
> +              subsys->u.pci.backend == VIR_DOMAIN_HOSTDEV_PCI_BACKEND_VFIO)))
>              return true;
>      }
>  
> 

ACK.

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