linux-kernel - Re: [PATCH v2 08/19] arm/vdso: Remove vdso pointer from mm->context

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Date:   Thu, 26 Nov 2020 19:48:59 +0000
From:   Dmitry Safonov <dima@...sta.com>
To:     Christophe Leroy <christophe.leroy@...roup.eu>,
        linux-kernel@...r.kernel.org
Cc:     Dmitry Safonov <0x7f454c46@...il.com>,
        Alexander Viro <viro@...iv.linux.org.uk>,
        Andrew Morton <akpm@...ux-foundation.org>,
        Andy Lutomirski <luto@...nel.org>,
        Arnd Bergmann <arnd@...db.de>, Borislav Petkov <bp@...en8.de>,
        Catalin Marinas <catalin.marinas@....com>,
        Guo Ren <guoren@...nel.org>, "H. Peter Anvin" <hpa@...or.com>,
        Ingo Molnar <mingo@...hat.com>,
        Oleg Nesterov <oleg@...hat.com>,
        Russell King <linux@...linux.org.uk>,
        Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
        Thomas Gleixner <tglx@...utronix.de>,
        Vincenzo Frascino <vincenzo.frascino@....com>,
        Will Deacon <will@...nel.org>, x86@...nel.org
Subject: Re: [PATCH v2 08/19] arm/vdso: Remove vdso pointer from mm->context

On 11/24/20 6:22 AM, Christophe Leroy wrote:
> 
> 
> Le 24/11/2020 à 01:29, Dmitry Safonov a écrit :
>> Not used any more.
> 
> But what about mremap() ? Maybe you should explain why you can remove it ?

Yep, it was only to keep track of context->vdso position.
I'll add it to the description.

Thanks,
          Dmitry