linux-kernel - Re: [ANNOUNCE] v4.11.7-rt3

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Date:   Tue, 4 Jul 2017 18:17:35 +0200
From:   Sebastian Andrzej Siewior <bigeasy@...utronix.de>
To:     Bernhard Landauer <oberon@...jaro.org>
Cc:     Thomas Gleixner <tglx@...utronix.de>,
        LKML <linux-kernel@...r.kernel.org>,
        linux-rt-users <linux-rt-users@...r.kernel.org>,
        Steven Rostedt <rostedt@...dmis.org>
Subject: Re: [ANNOUNCE] v4.11.7-rt3

On 2017-06-29 11:56:59 [+0200], Bernhard Landauer wrote:
> > You should only need a read copy and ->cpus_ptr is for that.
> ntoskernel.h has this:
> 
>   #define tsk_cpus_allowed(tsk) (&(tsk)->cpus_allowed)
> 
> so should it become:
> 
>   #define tsk_cpus_allowed(tsk) ((tsk)->cpus_ptr)
> 
> ?

That is the obvious thing to do (and I hope it uses it read-only).

Sebastian