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From: Thomas Monjalon <thomas@monjalon.net>
To: Hemant Agrawal <hemant.agrawal@nxp.com>
Cc: anatoly.burakov@intel.com, dev@dpdk.org
Subject: Re: [dpdk-dev] [PATCH v2] eal: enable vfio independent of no PCI flag
Date: Sat, 07 Oct 2017 13:37:21 +0200	[thread overview]
Message-ID: <3342808.snfueRI35B@xps> (raw)
In-Reply-To: <1507375221-16271-1-git-send-email-hemant.agrawal@nxp.com>

07/10/2017 13:20, Hemant Agrawal:
> In case no_pci is configured, other buses e.g. fslmc bus will
> still need the the vfio to be enabled.
> 
> Signed-off-by: Hemant Agrawal <hemant.agrawal@nxp.com>
> ---
> v2: enabled VFIO, independent of no-pci flag as suggested by Thomas
[...]
> --- a/lib/librte_eal/linuxapp/eal/eal.c
> +++ b/lib/librte_eal/linuxapp/eal/eal.c
> @@ -733,10 +733,8 @@ static int rte_eal_vfio_setup(void)
>  {
>  	int vfio_enabled = 0;
>  
> -	if (!internal_config.no_pci) {
> -		pci_vfio_enable();
> -		vfio_enabled |= pci_vfio_is_enabled();
> -	}
> +	pci_vfio_enable();
> +	vfio_enabled |= pci_vfio_is_enabled();

You are enabling vfio_pci.
This part could stay conditionned by no_pci.

I was thinking you need vfio without vfio_pci. Am I right?
If yes, I suggest to enable only vfio root module.

  reply	other threads:[~2017-10-07 11:37 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-07-13 11:48 [dpdk-dev] [PATCH] eal: fslmc bus need vfio enabled for non PCI case as well Hemant Agrawal
2017-10-05 23:41 ` Thomas Monjalon
2017-10-06 16:22   ` Hemant Agrawal
2017-10-06 17:08     ` Thomas Monjalon
2017-10-07 11:22       ` Hemant Agrawal
2017-10-07 11:20 ` [dpdk-dev] [PATCH v2] eal: enable vfio independent of no PCI flag Hemant Agrawal
2017-10-07 11:37   ` Thomas Monjalon [this message]
2017-10-10 13:46     ` Hemant Agrawal
2017-10-10 16:27       ` Thomas Monjalon
2017-10-11  6:42   ` [dpdk-dev] [PATCH v3] eal: enable vfio independent of PCI bus Hemant Agrawal
2017-10-23  6:33     ` [dpdk-dev] FW: " Hemant Agrawal
2017-10-23 11:00       ` Burakov, Anatoly
2017-10-23 11:47     ` [dpdk-dev] " Burakov, Anatoly
2017-10-23 22:32       ` Thomas Monjalon

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