Messages in this thread | | | From | "Yu, Fenghua" <> | Subject | RE: [PATCH v3 7/7] dmaengine/idxd: Re-enable kernel workqueue under DMA API | Date | Fri, 31 Mar 2023 23:31:13 +0000 |
| |
Hi, Jacob,
> Kernel workqueues were disabled due to flawed use of kernel VA and SVA API. > Now That we have the support for attaching PASID to the device's default
s/That/that/
> domain and the ability to reserve global PASIDs from SVA APIs, we can re-enable > the kernel work queues and use them under DMA API. > > We also use non-privileged access for in-kernel DMA to be consistent with the > IOMMU settings. Consequently, interrupt for user privilege is enabled for work > completion IRQs. > > Link:https://lore.kernel.org/linux- > iommu/20210511194726.GP1002214@nvidia.com/ > Reviewed-by: Dave Jiang <dave.jiang@intel.com> > Signed-off-by: Jacob Pan <jacob.jun.pan@linux.intel.com>
Other than the typo,
Reviewed-by: Fenghua Yu <fenghua.yu@intel.com>
Thanks.
-Fenghua
| |