Re: [PATCH for-rc v2] RDMA/efa: Limit EQs to available MSI-X vectors

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On Wed, Jan 31, 2024 at 09:34:03AM +0000, ynachum@xxxxxxxxxx wrote:
> From: Yonatan Nachum <ynachum@xxxxxxxxxx>
> 
> When creating EQs we take into consideration the max number of EQs the
> device reported it can support and the number of available CPUs. There
> are situations where the number of EQs the device reported it can
> support and the PCI configuration of MSI-X is different, take it in
> account as well when creating EQs.
> Also request at least 1 MSI-X vector for the management queue and allow
> the kernel to return a number of vectors in a range between 1 and the
> max supported MSI-X vectors according to the PCI config.
> 
> Reviewed-by: Michael Margolin <mrgolin@xxxxxxxxxx>
> Reviewed-by: Yonatan Goldhirsh <ygold@xxxxxxxxxx>
> Signed-off-by: Yonatan Nachum <ynachum@xxxxxxxxxx>
> ---
>  drivers/infiniband/hw/efa/efa.h      |  1 +
>  drivers/infiniband/hw/efa/efa_main.c | 32 +++++++++++++---------------
>  2 files changed, 16 insertions(+), 17 deletions(-)

I applied this patch to -next, because it lacks Fixes line and previous
version was targeted to -next too.

Please add changelog next time.

Thanks




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