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Message-ID: <c0001d35-a75a-4cdf-917b-8e1ec159502d@nokia.com>
Date: Mon, 11 Mar 2024 17:17:43 +0100
User-Agent: Mozilla Thunderbird
Subject: Re: [PATCH] arm: smp: Avoid false positive CPU hotplug Lockdep-RCU
 splat
To: "Russell King (Oracle)" <linux@armlinux.org.uk>
Cc: "Paul E. McKenney" <paulmck@kernel.org>,
 Joel Fernandes <joel@joelfernandes.org>,
 Josh Triplett <josh@joshtriplett.org>, Boqun Feng <boqun.feng@gmail.com>,
 Steven Rostedt <rostedt@goodmis.org>,
 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>,
 Lai Jiangshan <jiangshanlai@gmail.com>, Zqiang <qiang.zhang1211@gmail.com>,
 linux-arm-kernel@lists.infradead.org, rcu@vger.kernel.org,
 linux-kernel@vger.kernel.org
References: <20240307160951.3607374-1-stefan.wiehler@nokia.com>
 <Ze8sl01dgGTLcREs@shell.armlinux.org.uk>
Content-Language: en-US
From: Stefan Wiehler <stefan.wiehler@nokia.com>
Organization: Nokia
In-Reply-To: <Ze8sl01dgGTLcREs@shell.armlinux.org.uk>
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> So what do I do about this? I see you submitted this to the patch system
> on the 8th March, but proposed a different approach on the 9th March. I
> don't see evidence that Paul is happy with the original approach either
> and there's no ack/r-b's on anything here.

I think we need to wait for feedback from Will Deacon regarding the new
arch_spin_lock() based approach. So please abandon the original proposal in the
patch system, at least for now…