Re: [Intel-wired-lan] [PATCH iwl-next v1 0/4] change MSI-X vectors per VF

[Tony Nguyen <anthony.l.nguyen@intel.com>]

On 6/15/2023 5:38 AM, Michal Swiatkowski wrote:
> Hi,
> 
> This patchset is implementing sysfs API introduced here [1].
> 
> It will allow user to assign different amount of MSI-X vectors to VF.
> For example when there are VMs with different number of virtual cores.
> 
> Example:
> 1. Turn off autoprobe
> echo 0 > /sys/bus/pci/devices/0000\:18\:00.0/sriov_drivers_autoprobe
> 2. Create VFs
> echo 4 > /sys/bus/pci/devices/0000\:18\:00.0/sriov_numvfs
> 3. Configure MSI-X
> echo 20 > /sys/class/pci_bus/0000\:18/device/0000\:18\:01.0/sriov_vf_msix_count
> 
> [1] https://lore.kernel.org/netdev/20210314124256.70253-1-leon@kernel.org/
> 
> Michal Swiatkowski (4):
>    ice: implement num_msix field per VF
>    ice: add bitmap to track VF MSI-X usage
>    ice: set MSI-X vector count on VF
>    ice: manage VFs MSI-X using resource tracking
> 
>   drivers/net/ethernet/intel/ice/ice.h          |   2 +
>   drivers/net/ethernet/intel/ice/ice_lib.c      |   2 +-
>   drivers/net/ethernet/intel/ice/ice_main.c     |   2 +
>   drivers/net/ethernet/intel/ice/ice_sriov.c    | 257 ++++++++++++++++--
>   drivers/net/ethernet/intel/ice/ice_sriov.h    |  13 +
>   drivers/net/ethernet/intel/ice/ice_vf_lib.h   |   4 +-
>   drivers/net/ethernet/intel/ice/ice_virtchnl.c |   2 +-
>   7 files changed, 258 insertions(+), 24 deletions(-)

This doesn't apply to net-queue, however, it seems as though it applies 
to net-next. Please use the tree that you are targeting to base your 
patches on. While most the time it may not matter, in some cases, like 
this, it does.

Thanks,
Tony

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