linux-kernel - Re: [patch V3 07/12] uaccess: Provide scoped masked user access regions

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Message-ID: <CAHk-=wj3VgQAwUjfM_6f5O5gFr4kXBma2q5m8PLarRCnA8R49w@mail.gmail.com>
Date: Tue, 21 Oct 2025 05:51:26 -1000
From: Linus Torvalds <torvalds@...ux-foundation.org>
To: Thomas Gleixner <tglx@...utronix.de>
Cc: David Laight <david.laight.linux@...il.com>, LKML <linux-kernel@...r.kernel.org>, 
	Christophe Leroy <christophe.leroy@...roup.eu>, 
	Mathieu Desnoyers <mathieu.desnoyers@...icios.com>, Andrew Cooper <andrew.cooper3@...rix.com>, 
	kernel test robot <lkp@...el.com>, Russell King <linux@...linux.org.uk>, 
	linux-arm-kernel@...ts.infradead.org, x86@...nel.org, 
	Madhavan Srinivasan <maddy@...ux.ibm.com>, Michael Ellerman <mpe@...erman.id.au>, 
	Nicholas Piggin <npiggin@...il.com>, linuxppc-dev@...ts.ozlabs.org, 
	Paul Walmsley <pjw@...nel.org>, Palmer Dabbelt <palmer@...belt.com>, linux-riscv@...ts.infradead.org, 
	Heiko Carstens <hca@...ux.ibm.com>, Christian Borntraeger <borntraeger@...ux.ibm.com>, 
	Sven Schnelle <svens@...ux.ibm.com>, linux-s390@...r.kernel.org, 
	Julia Lawall <Julia.Lawall@...ia.fr>, Nicolas Palix <nicolas.palix@...g.fr>, 
	Peter Zijlstra <peterz@...radead.org>, Darren Hart <dvhart@...radead.org>, 
	Davidlohr Bueso <dave@...olabs.net>, André Almeida <andrealmeid@...lia.com>, 
	Alexander Viro <viro@...iv.linux.org.uk>, Christian Brauner <brauner@...nel.org>, Jan Kara <jack@...e.cz>, 
	linux-fsdevel@...r.kernel.org
Subject: Re: [patch V3 07/12] uaccess: Provide scoped masked user access regions

On Tue, 21 Oct 2025 at 05:46, Thomas Gleixner <tglx@...utronix.de> wrote:
>
> On Tue, Oct 21 2025 at 05:06, Linus Torvalds wrote:
> >
> > We could still change it since there aren't that many users, but I'm
> > not sure what would be a better name...
>
> I couldn't come up with something sensible for the architecture side.
>
> But for the scope guards I think the simple scoped_user_$MODE_access()
> is fine as for the usage site it's just a user access, no?

Ack.

               Linus