lkml.org 
[lkml]   [2010]   [Jun]   [2]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH] VFIO driver: Non-privileged user level PCI drivers
On Tue, Jun 01, 2010 at 09:59:40PM -0700, Tom Lyon wrote:
> This is just what I was thinking. But rather than a get/set, just use two fds.
>
> ioctl(vfio_fd1, VFIO_SET_DOMAIN, vfio_fd2);
>
> This may fail if there are really 2 different IOMMUs, so user code must be
> prepared for failure, In addition, this is strictlyupwards compatible with
> what is there now, so maybe we can add it later.

How can this fail with multiple IOMMUs? This should be handled
transparently by the IOMMU driver.

Joerg



\
 
 \ /
  Last update: 2010-06-02 11:57    [W:0.127 / U:0.156 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site