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From: Alex Williamson <alex.williamson@redhat.com>
To: Ilya Lesokhin <ilyal@mellanox.com>
Cc: "kvm@vger.kernel.org" <kvm@vger.kernel.org>,
	"linux-pci@vger.kernel.org" <linux-pci@vger.kernel.org>,
	"bhelgaas@google.com" <bhelgaas@google.com>,
	"Noa Osherovich" <noaos@mellanox.com>,
	Haggai Eran <haggaie@mellanox.com>,
	"Or Gerlitz" <ogerlitz@mellanox.com>,
	Liran Liss <liranl@mellanox.com>
Subject: Re: [PATCH 1/4] VFIO: Probe new devices in a live VFIO group with the VFIO driver
Date: Mon, 13 Jun 2016 10:02:48 -0600	[thread overview]
Message-ID: <20160613100248.354e4e7f@ul30vt.home> (raw)
In-Reply-To: <VI1PR0501MB1968DDC0D3A32A946B72C7D7D4530@VI1PR0501MB1968.eurprd05.prod.outlook.com>

On Mon, 13 Jun 2016 06:33:53 +0000
Ilya Lesokhin <ilyal@mellanox.com> wrote:

> > -----Original Message-----
> > From: Alex Williamson [mailto:alex.williamson@redhat.com]
> > Sent: Friday, June 10, 2016 1:22 AM
> > To: Ilya Lesokhin <ilyal@mellanox.com>
> > Cc: kvm@vger.kernel.org; linux-pci@vger.kernel.org; bhelgaas@google.com;
> > Noa Osherovich <noaos@mellanox.com>; Haggai Eran
> > <haggaie@mellanox.com>; Or Gerlitz <ogerlitz@mellanox.com>; Liran Liss
> > <liranl@mellanox.com>
> > Subject: Re: [PATCH 1/4] VFIO: Probe new devices in a live VFIO group with
> > the VFIO driver  
> ...
> > > +		pdev = to_pci_dev(dev);
> > > +		if (pdev->driver_override)
> > > +			kfree(pdev->driver_override);
> > > +		pdev->driver_override = kstrdup("vfio-pci", GFP_KERNEL);  
> > 
> > kstrdup can fail.  Probably want to issue a about capturing
> > the device as well.  Thanks,
> >   
> 
> Any recommendation as to what I should do in case kstrdup fails?
> Fallback to the existing warning ("device added to a live group") ? 

Probably so.  Thanks,

Alex

  reply	other threads:[~2016-06-13 16:02 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-06-09 12:09 [PATCH 0/4] VFIO SR-IOV support Ilya Lesokhin
2016-06-09 12:09 ` [PATCH 1/4] VFIO: Probe new devices in a live VFIO group with the VFIO driver Ilya Lesokhin
2016-06-09 22:21   ` Alex Williamson
2016-06-13  6:33     ` Ilya Lesokhin
2016-06-13 16:02       ` Alex Williamson [this message]
2016-06-09 12:09 ` [PATCH 2/4] IOMMU: Force the VFs of an untrusted PF device to be in the PFs IOMMU group Ilya Lesokhin
2016-06-09 12:56   ` kbuild test robot
2016-06-09 15:21   ` kbuild test robot
2016-06-09 22:21   ` Alex Williamson
2016-06-13  7:08     ` Ilya Lesokhin
2016-06-13 16:00       ` Alex Williamson
2016-06-16 12:46         ` Ilya Lesokhin
2016-06-09 12:09 ` [PATCH 3/4] PCI: Expose iov_set_numvfs and iov_resource_size for modules Ilya Lesokhin
2016-06-09 12:27   ` kbuild test robot
2016-06-09 12:09 ` [PATCH 4/4] VFIO: Add support for SR-IOV extended capablity Ilya Lesokhin
2016-06-09 12:09 ` [PATCH 4/4] VFIO: Add support for SRIOV " Ilya Lesokhin

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