linux-kernel - Re: [PATCH v3 00/35] Compiler-Based Capability- and Locking-Analysis

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Message-ID: <CANpmjNN8Vx5p+0xZAjHA4s6HaGaEdMf_u1c1jiOf=ZKqYYz9Nw@mail.gmail.com>
Date: Thu, 18 Sep 2025 16:30:55 +0200
From: Marco Elver <elver@...gle.com>
To: Christoph Hellwig <hch@....de>
Cc: Peter Zijlstra <peterz@...radead.org>, Boqun Feng <boqun.feng@...il.com>, 
	Ingo Molnar <mingo@...nel.org>, Will Deacon <will@...nel.org>, 
	"David S. Miller" <davem@...emloft.net>, Luc Van Oostenryck <luc.vanoostenryck@...il.com>, 
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	Bart Van Assche <bvanassche@....org>, Bill Wendling <morbo@...gle.com>, 
	Dmitry Vyukov <dvyukov@...gle.com>, Eric Dumazet <edumazet@...gle.com>, 
	Frederic Weisbecker <frederic@...nel.org>, Greg Kroah-Hartman <gregkh@...uxfoundation.org>, 
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	Miguel Ojeda <ojeda@...nel.org>, Nathan Chancellor <nathan@...nel.org>, 
	Neeraj Upadhyay <neeraj.upadhyay@...nel.org>, 
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	Tetsuo Handa <penguin-kernel@...ove.sakura.ne.jp>, Thomas Gleixner <tglx@...utronix.de>, 
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	kasan-dev@...glegroups.com, linux-crypto@...r.kernel.org, 
	linux-doc@...r.kernel.org, linux-kbuild@...r.kernel.org, 
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	llvm@...ts.linux.dev, rcu@...r.kernel.org
Subject: Re: [PATCH v3 00/35] Compiler-Based Capability- and Locking-Analysis

On Thu, 18 Sept 2025 at 16:15, Christoph Hellwig <hch@....de> wrote:
>
> On Thu, Sep 18, 2025 at 03:59:11PM +0200, Marco Elver wrote:
> > A Clang version that supports `-Wthread-safety-pointer` and the new
> > alias-analysis of capability pointers is required (from this version
> > onwards):
> >
> >       https://github.com/llvm/llvm-project/commit/b4c98fcbe1504841203e610c351a3227f36c92a4 [3]
>
> There's no chance to make say x86 pre-built binaries for that available?

Not officially, but I can try to build something to share if you prefer.
Or a script that automatically pulls and builds clang for you - I have
this old script I just updated to the above commit:
https://gist.github.com/melver/fe8a5fd9e43e21fab569ee24fc9c6072
Does that help?