From: Thomas Monjalon <thomas.monjalon@6wind.com>
To: Qian Xu <qian.q.xu@intel.com>, Masaru OKI <m-oki@stratosphere.co.jp>
Cc: dev@dpdk.org, stephen@networkplumber.org
Subject: Re: [dpdk-dev] [PATCH] igb_uio: fix vmware e1000 input/output error
Date: Mon, 21 Mar 2016 11:07:56 +0100 [thread overview]
Message-ID: <2437286.FLD0q4sve1@xps13> (raw)
In-Reply-To: <1458550874-15709-1-git-send-email-qian.q.xu@intel.com>
2016-03-21 17:01, Qian Xu:
> INTX is badly emulated in Vmware, INTX toggle check didn't work
> with Vmware e1000 device. The patch is to fix the issue.
Is it possible to detect a VMware e1000 device?
> --- a/lib/librte_eal/linuxapp/igb_uio/igb_uio.c
> +++ b/lib/librte_eal/linuxapp/igb_uio/igb_uio.c
> case RTE_INTR_MODE_LEGACY:
> - if (pci_intx_mask_supported(dev)) {
> - dev_dbg(&dev->dev, "using INTX");
> - udev->info.irq_flags = IRQF_SHARED;
> - udev->info.irq = dev->irq;
> - udev->mode = RTE_INTR_MODE_LEGACY;
> - break;
> - }
> - dev_notice(&dev->dev, "PCI INTX mask not supported\n");
> + dev_dbg(&dev->dev, "using INTX");
> + udev->info.irq_flags = IRQF_SHARED;
> + udev->info.irq = dev->irq;
> + udev->mode = RTE_INTR_MODE_LEGACY;
> + break;
> /* fall back to no IRQ */
> case RTE_INTR_MODE_NONE:
This patch is removing the INTX support detection and the
fallback to no IRQ.
next prev parent reply other threads:[~2016-03-21 10:09 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-21 9:01 Qian Xu
2016-03-21 10:07 ` Thomas Monjalon [this message]
2016-03-23 1:23 ` Xu, Qian Q
2016-03-23 2:05 ` Stephen Hemminger
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