Re: [PATCH v3 0/3] Preventing job distribution to isolated CPUs

From: Peter Zijlstra
Date: Wed Jun 24 2020 - 06:09:05 EST


On Tue, Jun 23, 2020 at 03:23:28PM -0400, Nitesh Narayan Lal wrote:
> This patch-set is originated from one of the patches that have been
> posted earlier as a part of "Task_isolation" mode [1] patch series
> by Alex Belits <abelits@xxxxxxxxxxx>. There are only a couple of
> changes that I am proposing in this patch-set compared to what Alex
> has posted earlier.

>
> Alex Belits (3):
> lib: Restrict cpumask_local_spread to houskeeping CPUs
> PCI: Restrict probe functions to housekeeping CPUs
> net: Restrict receive packets queuing to housekeeping CPUs
>
> drivers/pci/pci-driver.c | 5 ++++-
> lib/cpumask.c | 16 +++++++++++-----
> net/core/net-sysfs.c | 10 +++++++++-
> 3 files changed, 24 insertions(+), 7 deletions(-)

This looks reasonable to me; who is expected to merge this? Should I
take it through the scheduler tree like most of the nohz_full, or what
do we do?