lkml.org 
[lkml]   [2018]   [May]   [23]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
Date
SubjectRe: [PATCH 2/2] NTB: PCI Quirk to Enable Switchtec NT Functionality with IOMMU On


On 23/05/18 07:33 AM, Bjorn Helgaas wrote:
> This (and Alex's) analysis is very useful and I'd like to capture it
> somehow, perhaps by expanding the poor pci_add_dma_alias() function
> comment I added with f0af9593372a ("PCI: Add pci_add_dma_alias() to
> abstract implementation").
>
> The admonition to "call early" without any details about *how* early
> or *why* it needs to be called early is not really very useful.
>
> If we added your analysis, it would be a great help to anybody who
> reworks IOMMU groups in the future.

Sure, I'll work up a patch and send it on shortly.

Logan

\
 
 \ /
  Last update: 2018-05-23 22:24    [W:0.047 / U:0.468 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site