Re: [Xen-devel] [Patch v11 1/3] IOMMU: add a timeout parameter for device IOTLB invalidation

2016-06-14 Thread Xu, Quan
On June 02, 2016 6:25 PM, Jan Beulich wrote: > >>> On 01.06.16 at 11:05, wrote: > > From: Quan Xu > > v11: Change the timeout parameter from 'vtd_qi_timeout' to > > 'iommu_dev_iotlb_timeout', which is not only for VT-d device > >

Re: [Xen-devel] [Patch v11 1/3] IOMMU: add a timeout parameter for device IOTLB invalidation

2016-06-02 Thread Jan Beulich
>>> On 01.06.16 at 11:05, wrote: > From: Quan Xu > > The parameter 'iommu_dev_iotlb_timeout' specifies the timeout of > the device IOTLB invalidation in milliseconds. By default, the > timeout is 1ms, which can be boot-time changed. > > Add a __must_check

[Xen-devel] [Patch v11 1/3] IOMMU: add a timeout parameter for device IOTLB invalidation

2016-06-01 Thread Xu, Quan
From: Quan Xu The parameter 'iommu_dev_iotlb_timeout' specifies the timeout of the device IOTLB invalidation in milliseconds. By default, the timeout is 1ms, which can be boot-time changed. Add a __must_check annotation. The followup patch titled 'VT-d IOTLB/Context/IEC flush