Re: [PATCH mlx5-next v6 1/4] PCI: Add sysfs callback to allow MSI-X table size change of SR-IOV VFs

2021-02-24 Thread Don Dutile
On 2/24/21 3:09 AM, Greg Kroah-Hartman wrote: On Tue, Feb 23, 2021 at 03:07:43PM -0600, Bjorn Helgaas wrote: On Sun, Feb 21, 2021 at 08:59:18AM +0200, Leon Romanovsky wrote: On Sat, Feb 20, 2021 at 01:06:00PM -0600, Bjorn Helgaas wrote: On Fri, Feb 19, 2021 at 09:20:18AM +0100, Greg Kroah-Hart

Re: [PATCH mlx5-next v1 1/5] PCI: Add sysfs callback to allow MSI-X table size change of SR-IOV VFs

2021-01-11 Thread Don Dutile
On 1/11/21 2:30 PM, Alexander Duyck wrote: On Sun, Jan 10, 2021 at 7:12 AM Leon Romanovsky wrote: From: Leon Romanovsky Extend PCI sysfs interface with a new callback that allows configure the number of MSI-X vectors for specific SR-IO VF. This is needed to optimize the performance of newly b

Re: [PATCH mlx5-next 1/4] PCI: Configure number of MSI-X vectors for SR-IOV VFs

2021-01-08 Thread Don Dutile
On 1/8/21 4:09 PM, Bjorn Helgaas wrote: On Thu, Jan 07, 2021 at 10:54:38PM -0500, Don Dutile wrote: On 1/7/21 7:57 PM, Bjorn Helgaas wrote: On Sun, Jan 03, 2021 at 10:24:37AM +0200, Leon Romanovsky wrote: + **/ +int pci_set_msix_vec_count(struct pci_dev *dev, int numb) +{ + struct

Re: [PATCH mlx5-next 1/4] PCI: Configure number of MSI-X vectors for SR-IOV VFs

2021-01-07 Thread Don Dutile
On 1/7/21 7:57 PM, Bjorn Helgaas wrote: [+cc Alex, Don] This patch does not actually *configure* the number of vectors, so the subject is not quite accurate. IIUC, this patch adds a sysfs file that can be used to configure the number of vectors. The subject should mention the sysfs connection.

Re: [PATCH] PCI: allow drivers to limit the number of VFs to 0

2018-05-29 Thread Don Dutile
On 05/25/2018 05:05 PM, Jakub Kicinski wrote: On Fri, 25 May 2018 09:02:23 -0500, Bjorn Helgaas wrote: On Thu, May 24, 2018 at 06:20:15PM -0700, Jakub Kicinski wrote: On Thu, 24 May 2018 18:57:48 -0500, Bjorn Helgaas wrote: On Mon, Apr 02, 2018 at 03:46:52PM -0700, Jakub Kicinski wrote: Some

Re: [PATCH] PCI: allow drivers to limit the number of VFs to 0

2018-05-29 Thread Don Dutile
On 05/25/2018 04:46 PM, Bjorn Helgaas wrote: On Fri, May 25, 2018 at 03:27:52PM -0400, Don Dutile wrote: On 05/25/2018 10:02 AM, Bjorn Helgaas wrote: On Thu, May 24, 2018 at 06:20:15PM -0700, Jakub Kicinski wrote: Hi Bjorn! On Thu, 24 May 2018 18:57:48 -0500, Bjorn Helgaas wrote: On Mon

Re: [PATCH] PCI: allow drivers to limit the number of VFs to 0

2018-05-25 Thread Don Dutile
On 05/25/2018 10:02 AM, Bjorn Helgaas wrote: On Thu, May 24, 2018 at 06:20:15PM -0700, Jakub Kicinski wrote: Hi Bjorn! On Thu, 24 May 2018 18:57:48 -0500, Bjorn Helgaas wrote: On Mon, Apr 02, 2018 at 03:46:52PM -0700, Jakub Kicinski wrote: Some user space depends on enabling sriov_totalvfs nu

Re: [pci PATCH v8 0/4] Add support for unmanaged SR-IOV

2018-04-23 Thread Don Dutile
On 04/21/2018 04:34 PM, Bjorn Helgaas wrote: On Fri, Apr 20, 2018 at 12:28:08PM -0400, Alexander Duyck wrote: This series is meant to add support for SR-IOV on devices when the VFs are not managed by the kernel. Examples of recent patches attempting to do this include: virto - https://patchwork.

Re: [pci PATCH v7 0/5] Add support for unmanaged SR-IOV

2018-03-16 Thread Don Dutile
On 03/15/2018 02:40 PM, Alexander Duyck wrote: This series is meant to add support for SR-IOV on devices when the VFs are not managed by the kernel. Examples of recent patches attempting to do this include: virto - https://patchwork.kernel.org/patch/10241225/ pci-stub - https://patchwork.kernel.o

Re: [pci PATCH v5 3/4] ena: Migrate over to unmanaged SR-IOV support

2018-03-13 Thread Don Dutile
On 03/13/2018 11:04 AM, David Woodhouse wrote: On Tue, 2018-03-13 at 07:51 -0700, Alexander Duyck wrote: Actually the suggestion I had from Don Dutile was that we should be looking at creating a pci-stub like driver specifically for those type of devices, but without the ability to arbitrarily

Re: [PATCH] pci-iov: Add support for unmanaged SR-IOV

2018-03-06 Thread Don Dutile
On 03/05/2018 04:41 PM, Alexander Duyck wrote: On Mon, Mar 5, 2018 at 12:57 PM, Don Dutile wrote: On 03/01/2018 03:22 PM, Alex Williamson wrote: On Wed, 28 Feb 2018 16:36:38 -0800 Alexander Duyck wrote: On Wed, Feb 28, 2018 at 2:59 PM, Alex Williamson wrote: On Wed, 28 Feb 2018 09:49

Re: [PATCH] pci-iov: Add support for unmanaged SR-IOV

2018-03-05 Thread Don Dutile
On 03/01/2018 03:22 PM, Alex Williamson wrote: On Wed, 28 Feb 2018 16:36:38 -0800 Alexander Duyck wrote: On Wed, Feb 28, 2018 at 2:59 PM, Alex Williamson wrote: On Wed, 28 Feb 2018 09:49:21 -0800 Alexander Duyck wrote: On Tue, Feb 27, 2018 at 2:25 PM, Alexander Duyck wrote: On Tue, Fe