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From: Peter Zijlstra <peterz@infradead.org>
To: "Paul E. McKenney" <paulmck@kernel.org>
Cc: Yury Norov <yury.norov@gmail.com>,
	Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
	kernel-team@fb.com, Paul Gortmaker <paul.gortmaker@windriver.com>
Subject: Re: [PATCH RFC cpumask 4/5] cpumask: Add "last" alias for cpu list specifications
Date: Thu, 7 Jan 2021 15:59:42 +0100	[thread overview]
Message-ID: <X/ch3gaCCRMT/Cxw@hirez.programming.kicks-ass.net> (raw)
In-Reply-To: <20210107144757.GK2743@paulmck-ThinkPad-P72>

On Thu, Jan 07, 2021 at 06:47:57AM -0800, Paul E. McKenney wrote:
> > I don't really see the use of the ranges thing, CPU enumeration just
> > isn't sane like that. Also, I should really add that randomization pass
> > to the CPU enumeration :-)
> 
> Please don't!!!

Why not, the BIOS more or less already does that on a per machine basis
anyway. Doing it per boot just makes things more reliably screwy ;-)

  reply	other threads:[~2021-01-09  1:13 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-01-06  0:48 [PATCH RFC cpumask] Allow "all", "none", and "last" in cpumask strings Paul E. McKenney
2021-01-06  0:49 ` [PATCH RFC cpumask 1/5] cpumask: Un-inline cpulist_parse for SMP; prepare for ascii helpers paulmck
2021-01-06  0:49 ` [PATCH RFC cpumask 2/5] cpumask: Make "all" alias global and not just RCU paulmck
2021-01-06  6:32   ` Yury Norov
2021-01-06  0:49 ` [PATCH RFC cpumask 3/5] cpumask: Add a "none" alias to complement "all" paulmck
2021-01-06  6:59   ` Yury Norov
2021-01-06  0:49 ` [PATCH RFC cpumask 4/5] cpumask: Add "last" alias for cpu list specifications paulmck
2021-01-06  8:41   ` Yury Norov
2021-01-06  9:49   ` Peter Zijlstra
2021-01-06 17:45     ` Paul Gortmaker
2021-01-06 21:16     ` Yury Norov
2021-01-07 14:18       ` Peter Zijlstra
2021-01-07 14:47         ` Paul E. McKenney
2021-01-07 14:59           ` Peter Zijlstra [this message]
2021-01-07 15:32             ` Paul E. McKenney
2021-01-07 15:05         ` Paul E. McKenney
2021-01-06  0:49 ` [PATCH RFC cpumask 5/5] rcutorture: Use "all" and "last" in "nohz_full" and "rcu_nocbs" paulmck
2021-01-06  8:49 ` [PATCH RFC cpumask] Allow "all", "none", and "last" in cpumask strings Yury Norov
2021-01-21  7:11   ` Yury Norov
2021-01-21 16:57     ` Paul E. McKenney
2021-01-21 21:39       ` Paul E. McKenney
2021-01-21 22:42     ` Paul Gortmaker

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