From: santosh <santosh.shukla@caviumnetworks.com>
To: Maxime Coquelin <maxime.coquelin@redhat.com>,
Jianfeng Tan <jianfeng.tan@intel.com>,
dev@dpdk.org, ferruh.yigit@intel.com
Cc: sergio.gonzalez.monroy@intel.com, thomas@monjalon.net,
Peter Xu <peterx@redhat.com>
Subject: Re: [dpdk-dev] [PATCH 2/2] net: enable IOVA mode for PMDs
Date: Fri, 5 Jan 2018 17:40:23 +0530 [thread overview]
Message-ID: <4b239748-4b7c-b98d-7123-a5baeb6c8059@caviumnetworks.com> (raw)
In-Reply-To: <6367d190-5d4b-71c1-5790-3b488f4dcc18@redhat.com>
Hi Maxim,
On Friday 05 January 2018 04:02 PM, Maxime Coquelin wrote:
> Hi Jianfeng,
>
> On 10/11/2017 12:33 PM, Jianfeng Tan wrote:
>> If we want to enable IOVA mode, introduced by
>> commit 93878cf0255e ("eal: introduce helper API for IOVA mode"),
>> we need PMDs (for PCI devices) to expose this flag.
>>
>> Signed-off-by: Jianfeng Tan<jianfeng.tan@intel.com>
>> ---
[...]
> Ferruh, I see you also faced problems with KNI, how did you solved it?
>
By checking lsmod for rte_kni module and if found then set .iova_mode = _pa, refer [1].
You may follow similar approach.. meaning detect emulation mode Or if not then
other-way to introduce --iova-mode=<> eal arg.
[1] http://dpdk.org/browse/dpdk/tree/lib/librte_eal/linuxapp/eal/eal.c#n810
Thanks.
> Thanks,
> Maxime
>
> [0]: https://bugzilla.redhat.com/show_bug.cgi?id=1530957#c3
next prev parent reply other threads:[~2018-01-05 12:10 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-10-11 10:33 [dpdk-dev] [PATCH 0/2] enable 4KB + VFIO-PCI Jianfeng Tan
2017-10-11 10:33 ` [dpdk-dev] [PATCH 1/2] eal: honor IOVA mode for no-huge case Jianfeng Tan
2017-10-11 11:27 ` Burakov, Anatoly
2017-10-11 11:30 ` santosh
2017-10-31 21:49 ` Ferruh Yigit
2017-10-31 22:37 ` Ferruh Yigit
2017-11-01 1:10 ` Ferruh Yigit
2017-10-11 10:33 ` [dpdk-dev] [PATCH 2/2] net: enable IOVA mode for PMDs Jianfeng Tan
2017-10-11 10:43 ` Burakov, Anatoly
2017-10-11 10:56 ` Tan, Jianfeng
2017-10-11 11:30 ` Burakov, Anatoly
2017-10-11 11:33 ` santosh
2018-01-05 10:32 ` Maxime Coquelin
2018-01-05 12:04 ` Maxime Coquelin
2018-01-05 12:10 ` santosh [this message]
2018-01-05 12:57 ` Maxime Coquelin
2017-10-11 10:47 ` [dpdk-dev] [PATCH 0/2] enable 4KB + VFIO-PCI Burakov, Anatoly
2017-10-11 10:50 ` Thomas Monjalon
2017-10-12 19:57 ` Ferruh Yigit
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