PMD already resets PCI during initialization.
In my patch, exiting process forced to release it's resources
On Monday, 29 May 2017 14:01:48 IDT Shijith Thotton wrote:
> On Mon, May 29, 2017 at 01:01:06PM +0300, Gregory Etelson wrote:
> >I still have to support Red Hat 6.x. These system do not
On Mon, May 29, 2017 at 01:01:06PM +0300, Gregory Etelson wrote:
>I still have to support Red Hat 6.x. These system do not have VFIO
>
>IGB_UIO is the only option there.
>
>Also, there was a discussion that claimed IGB_UIO has better performance
>than VFIO.
>
>http://dpdk.org
I still have to support Red Hat 6.x. These system do not have VFIO
IGB_UIO is the only option there.
Also, there was a discussion that claimed IGB_UIO has better performance than
VFIO.
http://dpdk.org/ml/archives/dev/2014-August/004609.html
Regards,
Gregory
On Monday, 29 May 2017 12:48:59 ID
On Fri, May 26, 2017 at 07:14:55PM +0300, Gregory Etelson wrote:
>I did not look into VFIO driver yet
>
>
>
>Regards,
>
>Gregory
>
>
>
>On Friday, 26 May 2017 18:53:21 IDT Stephen Hemminger wrote:
>
>> On Fri, 26 May 2017 09:17:33 +0300
>
>> Gregory Etelson
I did not look into VFIO driver yet
Regards,
Gregory
On Friday, 26 May 2017 18:53:21 IDT Stephen Hemminger wrote:
> On Fri, 26 May 2017 09:17:33 +0300
> Gregory Etelson wrote:
>
> > Thank you.
> >
> > Regards,
> > Gregory
> >
> > On Friday, 26 May 2017 09:05:11 IDT Shijith Thotton wrote:
> >
On Fri, 26 May 2017 09:17:33 +0300
Gregory Etelson wrote:
> Thank you.
>
> Regards,
> Gregory
>
> On Friday, 26 May 2017 09:05:11 IDT Shijith Thotton wrote:
> > On Fri, May 26, 2017 at 07:30:58AM +0300, Gregory Etelson wrote:
> >
> > Hi Gregory,
> >
> > The patch is useful for LiquidIO PMD as
Thank you.
Regards,
Gregory
On Friday, 26 May 2017 09:05:11 IDT Shijith Thotton wrote:
> On Fri, May 26, 2017 at 07:30:58AM +0300, Gregory Etelson wrote:
>
> Hi Gregory,
>
> The patch is useful for LiquidIO PMD as we can avoid VF FLR request to
> PF. One comment inline..
>
> [..]
> > > >
> >
On Fri, May 26, 2017 at 07:30:58AM +0300, Gregory Etelson wrote:
Hi Gregory,
The patch is useful for LiquidIO PMD as we can avoid VF FLR request to
PF. One comment inline..
[..]
> > >
> > > +static int
> > > +igbuio_pci_release(struct uio_info *info, struct inode *inode)
> > > +{
> > > +
Hello,
This patch introduces idea I would like to implement in igb_uio driver
However, I would like to get hardware experts confirmation.
If the procedure correct I'll submit proper patch
Regards,
Gregory
On Thursday, 25 May 2017 21:42:42 IDT Stephen Hemminger wrote:
> On Wed, 24 May 2017 14:22
On Wed, 24 May 2017 14:22:11 +0300
Gregory Etelson wrote:
>
> +static int
> +igbuio_pci_release(struct uio_info *info, struct inode *inode)
> +{
> + int ret;
> + struct rte_uio_pci_dev *udev = info->priv;
> + struct pci_dev *dev = udev->pdev;
> + ret = __pci_reset_functi
Hello,
My tests show
if DPDK process attached to i40e VF through igb_uio
exists without calling rte_eth_dev_close()
then new instance attached to that VF could experience IO failures.
I came up with the following patch to ensure igb_uio will always reset PCI on
process exit.
However, I would l
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