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* [dpdk-dev] Why do we need iommu=pt?
@ 2014-10-20 21:58 Shivapriya Hiremath
  2014-10-20 22:39 ` Xie, Huawei
  0 siblings, 1 reply; 13+ messages in thread
From: Shivapriya Hiremath @ 2014-10-20 21:58 UTC (permalink / raw)
  To: dev

Hi,

My question is that if the Poll mode  driver used the DMA kernel interface
to set up its mappings appropriately, would it still require that iommu=pt
be set?
What is the purpose of setting iommu=pt ?

Thank you.

^ permalink raw reply	[flat|nested] 13+ messages in thread

end of thread, other threads:[~2014-10-30 23:57 UTC | newest]

Thread overview: 13+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2014-10-20 21:58 [dpdk-dev] Why do we need iommu=pt? Shivapriya Hiremath
2014-10-20 22:39 ` Xie, Huawei
2014-10-21  7:32   ` Alex Markuze
2014-10-21 16:53     ` Shivapriya Hiremath
2014-10-21 19:10       ` Zhou, Danny
2014-10-22  7:35         ` alex
2014-10-22  8:53           ` Liang, Cunming
2014-10-22 15:21             ` Zhou, Danny
2014-10-23  7:49               ` Alex Markuze
2014-10-27 17:27               ` Shivapriya Hiremath
2014-10-27 17:32                 ` Zhou, Danny
2014-10-30 23:22                 ` Zhou, Danny
2014-10-31  0:05                   ` Shivapriya Hiremath

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