netdev - Re: [PATCH v4 0/4] isolation: limit msix vectors to housekeeping CPUs

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Message-ID: <20201001154949.GA7303@lothringen>
Date:   Thu, 1 Oct 2020 17:49:49 +0200
From:   Frederic Weisbecker <frederic@...nel.org>
To:     Nitesh Narayan Lal <nitesh@...hat.com>,
        Peter Zijlstra <peterz@...radead.org>
Cc:     linux-kernel@...r.kernel.org, netdev@...r.kernel.org,
        linux-pci@...r.kernel.org, intel-wired-lan@...ts.osuosl.org,
        mtosatti@...hat.com, sassmann@...hat.com,
        jesse.brandeburg@...el.com, lihong.yang@...el.com,
        helgaas@...nel.org, jeffrey.t.kirsher@...el.com,
        jacob.e.keller@...el.com, jlelli@...hat.com, hch@...radead.org,
        bhelgaas@...gle.com, mike.marciniszyn@...el.com,
        dennis.dalessandro@...el.com, thomas.lendacky@....com,
        jiri@...dia.com, mingo@...hat.com, juri.lelli@...hat.com,
        vincent.guittot@...aro.org, lgoncalv@...hat.com
Subject: Re: [PATCH v4 0/4] isolation: limit msix vectors to housekeeping CPUs

On Mon, Sep 28, 2020 at 02:35:25PM -0400, Nitesh Narayan Lal wrote:
> Nitesh Narayan Lal (4):
>   sched/isolation: API to get number of housekeeping CPUs
>   sched/isolation: Extend nohz_full to isolate managed IRQs
>   i40e: Limit msix vectors to housekeeping CPUs
>   PCI: Limit pci_alloc_irq_vectors() to housekeeping CPUs
> 
>  drivers/net/ethernet/intel/i40e/i40e_main.c |  3 ++-
>  drivers/pci/msi.c                           | 18 ++++++++++++++++++
>  include/linux/sched/isolation.h             |  9 +++++++++
>  kernel/sched/isolation.c                    |  2 +-
>  4 files changed, 30 insertions(+), 2 deletions(-)

Acked-by: Frederic Weisbecker <frederic@...nel.org>

Peter, if you're ok with the set, I guess this should go through
the scheduler tree?

Thanks.