linux-kernel - Re: [patch V5 00/12] uaccess: Provide and use scopes for user access

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Message-ID: <20251103144626.GX4068168@noisy.programming.kicks-ass.net>
Date: Mon, 3 Nov 2025 15:46:26 +0100
From: Peter Zijlstra <peterz@...radead.org>
To: Thomas Gleixner <tglx@...utronix.de>
Cc: LKML <linux-kernel@...r.kernel.org>, kernel test robot <lkp@...el.com>,
	Russell King <linux@...linux.org.uk>,
	linux-arm-kernel@...ts.infradead.org,
	Linus Torvalds <torvalds@...ux-foundation.org>, x86@...nel.org,
	Madhavan Srinivasan <maddy@...ux.ibm.com>,
	Michael Ellerman <mpe@...erman.id.au>,
	Nicholas Piggin <npiggin@...il.com>,
	Christophe Leroy <christophe.leroy@...roup.eu>,
	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,
	Mathieu Desnoyers <mathieu.desnoyers@...icios.com>,
	Andrew Cooper <andrew.cooper3@...rix.com>,
	David Laight <david.laight.linux@...il.com>,
	Julia Lawall <Julia.Lawall@...ia.fr>,
	Nicolas Palix <nicolas.palix@...g.fr>,
	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 V5 00/12] uaccess: Provide and use scopes for user access

On Wed, Oct 29, 2025 at 11:23:32AM +0100, Peter Zijlstra wrote:
> On Mon, Oct 27, 2025 at 09:43:40AM +0100, Thomas Gleixner wrote:
> > Thomas Gleixner (12):
> >       ARM: uaccess: Implement missing __get_user_asm_dword()
> >       uaccess: Provide ASM GOTO safe wrappers for unsafe_*_user()
> >       x86/uaccess: Use unsafe wrappers for ASM GOTO
> >       powerpc/uaccess: Use unsafe wrappers for ASM GOTO
> >       riscv/uaccess: Use unsafe wrappers for ASM GOTO
> >       s390/uaccess: Use unsafe wrappers for ASM GOTO
> >       uaccess: Provide scoped user access regions
> >       uaccess: Provide put/get_user_inline()
> >       futex: Convert to get/put_user_inline()
> >       x86/futex: Convert to scoped user access
> >       select: Convert to scoped user access
> 
> Applied to tip/core/rseq along with the first set of rseq patches. The
> core-scoped-uaccess tag should denote just this series.

Due to various build fail, I've re-created the whole branch, including
the tag. Sorry about that.