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From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
To: Paul Gortmaker <paul.gortmaker@windriver.com>
Cc: linux-kernel@vger.kernel.org, Li Zefan <lizefan@huawei.com>,
	Ingo Molnar <mingo@kernel.org>, Yury Norov <yury.norov@gmail.com>,
	Thomas Gleixner <tglx@linutronix.de>,
	Josh Triplett <josh@joshtriplett.org>,
	Peter Zijlstra <peterz@infradead.org>,
	"Paul E. McKenney" <paulmck@kernel.org>,
	Frederic Weisbecker <fweisbec@gmail.com>,
	Rasmus Villemoes <linux@rasmusvillemoes.dk>
Subject: Re: [PATCH v4 0/8] support for bitmap (and hence CPU) list "N" abbreviation
Date: Wed, 10 Feb 2021 18:26:54 +0200	[thread overview]
Message-ID: <YCQJToq1d63BU55S@smile.fi.intel.com> (raw)
In-Reply-To: <20210209225907.78405-1-paul.gortmaker@windriver.com>

On Tue, Feb 09, 2021 at 05:58:59PM -0500, Paul Gortmaker wrote:
> The basic objective here was to add support for "nohz_full=8-N" and/or
> "rcu_nocbs="4-N" -- essentially introduce "N" as a portable reference
> to the last core, evaluated at boot for anything using a CPU list.

I thought we kinda agreed that N is confusing and L is better.
N to me is equal to 32 on 32 core system as *number of cores / CPUs*. While L
sounds better as *last available CPU number*.

-- 
With Best Regards,
Andy Shevchenko



  parent reply	other threads:[~2021-02-10 16:29 UTC|newest]

Thread overview: 25+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-02-09 22:58 [PATCH v4 0/8] support for bitmap (and hence CPU) list "N" abbreviation Paul Gortmaker
2021-02-09 22:59 ` [PATCH 1/8] lib: test_bitmap: clearly separate ERANGE from EINVAL tests Paul Gortmaker
2021-02-09 22:59 ` [PATCH 2/8] lib: test_bitmap: add tests to trigger ERANGE case Paul Gortmaker
2021-02-10 16:27   ` Andy Shevchenko
2021-02-09 22:59 ` [PATCH 3/8] lib: test_bitmap: add more start-end:offset/len tests Paul Gortmaker
2021-02-09 22:59 ` [PATCH 4/8] lib: bitmap: move ERANGE check from set_region to check_region Paul Gortmaker
2021-02-10 16:28   ` Andy Shevchenko
2021-02-09 22:59 ` [PATCH 5/8] lib: bitmap: pair nbits value with region struct Paul Gortmaker
2021-02-10 16:34   ` Andy Shevchenko
2021-02-09 22:59 ` [PATCH 6/8] lib: bitmap: support "N" as an alias for size of bitmap Paul Gortmaker
2021-02-09 23:16   ` Yury Norov
2021-02-10 15:58     ` Paul Gortmaker
2021-02-10 16:49       ` Andy Shevchenko
2021-02-12  1:24         ` Yury Norov
2021-02-21  8:07           ` Paul Gortmaker
2021-02-09 22:59 ` [PATCH 7/8] lib: test_bitmap: add tests for "N" alias Paul Gortmaker
2021-02-09 22:59 ` [PATCH 8/8] rcu: deprecate "all" option to rcu_nocbs= Paul Gortmaker
2021-02-10 16:26 ` Andy Shevchenko [this message]
2021-02-10 17:57   ` [PATCH v4 0/8] support for bitmap (and hence CPU) list "N" abbreviation Paul E. McKenney
2021-02-10 23:50     ` Yury Norov
2021-02-11  0:23       ` Paul E. McKenney
2021-02-12  0:23         ` Yury Norov
2021-02-12  0:38           ` Paul E. McKenney
2021-02-21  8:02       ` Paul Gortmaker
2021-02-11 11:04     ` Rasmus Villemoes

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