[dpdk-dev] [PATCHv3 1/2] config/armv8a: disable igb_uio

Santosh Shukla santosh.shukla at caviumnetworks.com
Wed May 11 18:57:28 CEST 2016


On Wed, May 11, 2016 at 08:22:59AM -0700, Stephen Hemminger wrote:
> On Wed, 11 May 2016 19:17:58 +0530
> Hemant Agrawal <hemant.agrawal at nxp.com> wrote:
> 
> > IGB_UIO not supported for arm64 arch in kernel so disable.
> > 
> > Signed-off-by: Hemant Agrawal <hemant.agrawal at nxp.com>
> > Reviewed-by: Santosh Shukla <santosh.shukla at caviumnetworks.com>
> 
> Really, I have use IGB_UIO on ARM64

upstream kernel doesn't support pci mmap for arm64. pl. refer [1], [2]. so I
assume
- your using out of tree patch something like below for igb_uio on arm64.  also
  arm-linux community encouraging vfio use for such use-cases. 

[1] http://lists.infradead.org/pipermail/linux-arm-kernel/2015-July/359435.html
[2] http://www.spinics.net/lists/arm-kernel/msg498005.html


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