From: Peter Zijlstra <peterz@infradead.org>
To: Marco Elver <elver@google.com>
Cc: Ingo Molnar <mingo@kernel.org>,
Thomas Gleixner <tglx@linutronix.de>,
Will Deacon <will@kernel.org>, Boqun Feng <boqun.feng@gmail.com>,
Waiman Long <longman@redhat.com>,
linux-kernel@vger.kernel.org, llvm@lists.linux.dev,
Bart Van Assche <bvanassche@acm.org>
Subject: Re: [PATCH tip/locking/core] compiler-context-analysis: Support immediate acquisition after initialization
Date: Thu, 15 Jan 2026 22:33:11 +0100 [thread overview]
Message-ID: <20260115213311.GG830755@noisy.programming.kicks-ass.net> (raw)
In-Reply-To: <20260115005231.1211866-1-elver@google.com>
On Thu, Jan 15, 2026 at 01:51:25AM +0100, Marco Elver wrote:
> Longer-term, Peter suggested to create scoped init-guards [1], which
> will both fix the issue in a more robust way and also denote clearly
> where initialization starts and ends. However, that requires new APIs,
> and won't help bridge the gap for code that just wants to opt into the
> analysis with as little other changes as possible (as suggested in [2]).
OTOH, switching to that *now*, while we have minimal files with
CONTEXT_ANALYSIS enabled, is the easiest it will ever get.
The more files get enabled, the harder it gets to switch, no?
next prev parent reply other threads:[~2026-01-15 21:33 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-01-15 0:51 [PATCH tip/locking/core] compiler-context-analysis: Support immediate acquisition after initialization Marco Elver
2026-01-15 17:22 ` Bart Van Assche
2026-01-15 17:58 ` Marco Elver
2026-01-15 18:04 ` Bart Van Assche
2026-01-15 21:33 ` Peter Zijlstra [this message]
2026-01-16 1:17 ` Marco Elver
2026-01-16 15:07 ` Peter Zijlstra
2026-01-16 15:10 ` Christoph Hellwig
2026-01-16 15:20 ` Peter Zijlstra
2026-01-16 15:27 ` Peter Zijlstra
2026-01-16 15:27 ` Christoph Hellwig
2026-01-16 15:37 ` Marco Elver
2026-01-16 15:47 ` Peter Zijlstra
2026-01-19 9:10 ` Christoph Hellwig
2026-01-22 1:24 ` Steven Rostedt
2026-01-22 6:25 ` Christoph Hellwig
2026-01-22 9:15 ` Marco Elver
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