linux-kernel - Re: sched/debug: CPU hotplug operation suffers in a large cpu systems

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Date:   Thu, 19 Jan 2023 10:31:18 -0500
From:   Phil Auld <pauld@...hat.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc:     Vishal Chourasia <vishalc@...ux.vnet.ibm.com>,
        Peter Zijlstra <peterz@...radead.org>,
        linux-kernel@...r.kernel.org, mingo@...hat.com,
        vincent.guittot@...aro.org, vschneid@...hat.com,
        srikar@...ux.vnet.ibm.com, sshegde@...ux.ibm.com,
        linuxppc-dev@...ts.ozlabs.org, ritesh.list@...il.com,
        aneesh.kumar@...ux.ibm.com
Subject: Re: sched/debug: CPU hotplug operation suffers in a large cpu systems

Hi Greg, et alia,

On Tue, Dec 13, 2022 at 03:31:06PM +0100 Greg Kroah-Hartman wrote:
> On Tue, Dec 13, 2022 at 08:22:58AM -0500, Phil Auld wrote:

> > > 
> > > The idea seems good, the implementation might need a bit of work :)
> > 
> > More than the one comment below? Let me know.
> 
> No idea, resubmit a working patch and I'll review it properly :)
> 

I finally got this posted, twice :(. Sorry for the delay, I ran into
what turned out to be an unrelated issue while testing it, plus end of
the year holidays and what not. 

https://lore.kernel.org/lkml/20230119150758.880189-1-pauld@redhat.com/T/#u


Cheers,
Phil

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