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From: Sunil Kovvuri <sunil.kovvuri@gmail.com>
To: Alexander Duyck <alexander.h.duyck@intel.com>
Cc: Bjorn Helgaas <bhelgaas@google.com>,
	linux-pci <linux-pci@vger.kernel.org>,
	virtio-dev@lists.oasis-open.org, kvm@vger.kernel.org,
	Linux Netdev List <netdev@vger.kernel.org>,
	dan.daly@intel.com, LKML <linux-kernel@vger.kernel.org>,
	linux-nvme@lists.infradead.org, keith.busch@intel.com,
	netanel@amazon.com, ddutile@redhat.com, mheyne@amazon.de,
	liang-min.wang@intel.com, mark.d.rustad@intel.com,
	David Woodhouse <dwmw2@infradead.org>,
	Christoph Hellwig <hch@lst.de>,
	dwmw@amazon.co.uk
Subject: Re: [pci PATCH v8 4/4] pci-pf-stub: Add PF driver stub for PFs that function only to enable VFs
Date: Thu, 19 Jul 2018 16:22:07 +0530	[thread overview]
Message-ID: <CA+sq2CdDuimDCYK+9arO7-oRpNxdynX+rqYwpeBi9C_R+4pQNw@mail.gmail.com> (raw)
In-Reply-To: <20180420163109.46077.60334.stgit@ahduyck-green-test.jf.intel.com>

Hi,

> +static struct pci_driver pf_stub_driver = {
> +       .name                   = "pci-pf-stub",
> +       .id_table               = pci_pf_stub_white_list,
> +       .probe                  = pci_pf_stub_probe,
> +       .sriov_configure        = pci_sriov_configure_simple,
> +};
> +

Is there any specific reason for not disabling SRIOV upon driver unload/remove ?

i.e if a user sets numVFs to a non-zero value and unloads this driver
then we have a
situation where there is no PF driver in kernel but VFs still exist.

Thanks,
Sunil.

  parent reply	other threads:[~2018-07-19 10:52 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-04-20 16:28 [pci PATCH v8 0/4] Add support for unmanaged SR-IOV Alexander Duyck
2018-04-20 16:28 ` [pci PATCH v8 1/4] pci: Add pci_sriov_configure_simple for PFs that don't manage VF resources Alexander Duyck
2018-04-20 22:06   ` Gregory Rose
2018-04-21  7:05   ` Christoph Hellwig
2018-04-20 16:30 ` [pci PATCH v8 2/4] ena: Migrate over to unmanaged SR-IOV support Alexander Duyck
2018-04-20 22:10   ` Gregory Rose
2018-04-21  7:06   ` Christoph Hellwig
2018-04-20 16:31 ` [pci PATCH v8 3/4] nvme: " Alexander Duyck
2018-04-21  7:06   ` Christoph Hellwig
2018-04-20 16:31 ` [pci PATCH v8 4/4] pci-pf-stub: Add PF driver stub for PFs that function only to enable VFs Alexander Duyck
2018-04-20 22:08   ` Gregory Rose
2018-04-21  7:07   ` Christoph Hellwig
2018-07-19 10:52   ` Sunil Kovvuri [this message]
2018-07-19 15:12     ` Alexander Duyck
2018-04-20 17:23 ` [pci PATCH v8 0/4] Add support for unmanaged SR-IOV Randy Dunlap
2018-04-20 20:01   ` Alexander Duyck
2018-04-20 20:47     ` Randy Dunlap
2018-04-21 20:34 ` Bjorn Helgaas
2018-04-22  0:22   ` Alexander Duyck
2018-04-24 21:51     ` Bjorn Helgaas
2018-04-24 22:22       ` Alexander Duyck
2018-04-23 15:21   ` Don Dutile
2018-04-23 15:47     ` Alexander Duyck

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