From: Vincent Li <vincent.mc.li@gmail.com>
To: Harish Patil <harish.patil@qlogic.com>
Cc: "huawie.xie@intel.com" <huawie.xie@intel.com>,
"yuanhan.liu@linux.intel.com" <yuanhan.liu@linux.intel.com>,
"dev@dpdk.org" <dev@dpdk.org>
Subject: Re: [dpdk-dev] virtio PMD issue
Date: Fri, 15 Jul 2016 12:55:13 -0700 [thread overview]
Message-ID: <CAK3+h2y_j0cg=a1AU4OW7ReQyYfLWOxb6TAY6ff9+SCpcL4N4Q@mail.gmail.com> (raw)
In-Reply-To: <D3AE7DF2.531BB%harish.patil@qlogic.com>
it is fixed in 16.07-rc2 that I checked
Vincent
On Fri, Jul 15, 2016 at 11:48 AM, Harish Patil <harish.patil@qlogic.com> wrote:
> Hi Huawie/Yuanhan,
> I encounter segfault issue in virtio PMD driver when I run any DPDK
> application in the VM. The virtio devices should not have been probed in
> the first place since they are not attached to igb_uio driver (and managed
> by kernel driver).
>
>
> Network devices using DPDK-compatible driver
> ============================================
> 0000:00:09.0 'FastLinQ QL45000 Series 25GbE Controller' drv=igb_uio unused=
> 0000:00:0a.0 'FastLinQ QL45000 Series 25GbE Controller' drv=igb_uio unused=
>
> Network devices using kernel driver
> ===================================
> 0000:00:03.0 'Virtio network device' if= drv=virtio-pci unused=igb_uio
>
>
>
> #0 0x00000000004e5392 in vtpci_init (dev=0xb61970, hw=0x7fff76146600)
> at /home2/hpatil/dpdk/drivers/net/virtio/virtio_pci.c:653
> #1 0x00000000004effc4 in eth_virtio_dev_init (eth_dev=0xacb7a0
> <rte_eth_devices>)
> at /home2/hpatil/dpdk/drivers/net/virtio/virtio_ethdev.c:1060
> #2 0x00000000004b730f in rte_eth_dev_init ()
> #3 0x00000000004cb940 in pci_probe_all_drivers ()
> #4 0x00000000004cbe88 in rte_eal_pci_probe ()
> #5 0x00000000004c0336 in rte_eal_init ()
> #6 0x00000000004404e2 in main ()
> (gdb) p dev->devargs
> $1 = (struct rte_devargs *) 0x0
>
>
> Looks like its a known issue based on a old thread:
> http://dpdk.org/dev/patchwork/patch/12462/
>
> Do we know a fix now?
>
> Thanks,
> harish
>
>
>
>
next prev parent reply other threads:[~2016-07-15 19:55 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-15 18:48 Harish Patil
2016-07-15 19:55 ` Vincent Li [this message]
2016-07-15 20:06 ` Harish Patil
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