linux-kernel - Re: [PATCH] cpumask: introduce assign

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Message-ID: <8a4efd9c-8416-4267-b5cf-b2aca80b03f4@intel.com>
Date: Mon, 27 May 2024 11:48:54 +0200
From: Alexander Lobakin <aleksander.lobakin@...el.com>
To: Yury Norov <yury.norov@...il.com>
CC: <linux-kernel@...r.kernel.org>, Rasmus Villemoes
	<linux@...musvillemoes.dk>
Subject: Re: [PATCH] cpumask: introduce assign_cpu() macro

From: Yury Norov <yury.norov@...il.com>
Date: Fri, 24 May 2024 11:58:28 -0700

> Now that assign_bit() is a thin macro wrapper around set_bit() and
> clear_bit(), we can use it in cpumask API and drop duplicating
> implementations of set_cpu_xxx() helpers with no additional overhead.
> 
> Bloat-o-meter reports almost 2k less of generated code for allyesconfig,
> mostly in kernel/cpu.c:
> 	add/remove: 2/4 grow/shrink: 3/4 up/down: 498/-2228 (-1730)

Nice save!

> 
> Signed-off-by: Yury Norov <yury.norov@...il.com>

Reviewed-by: Alexander Lobakin <aleksander.lobakin@...el.com>

Thanks,
Olek