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Message-ID: <20171127131336.tabxe3wxpbtvyfgw@hirez.programming.kicks-ass.net> Date: Mon, 27 Nov 2017 14:13:36 +0100 From: Peter Zijlstra <peterz@...radead.org> To: Will Deacon <will.deacon@....com> Cc: Martin Schwidefsky <schwidefsky@...ibm.com>, Sebastian Ott <sebott@...ux.vnet.ibm.com>, Ingo Molnar <mingo@...nel.org>, Heiko Carstens <heiko.carstens@...ibm.com>, linux-kernel@...r.kernel.org Subject: Re: [bisected] system hang after boot On Mon, Nov 27, 2017 at 01:10:31PM +0000, Will Deacon wrote: > break_lock should be annotated (at least) with READ_ONCE/WRITE_ONCE, which > should prevent that from happening. This code long predates all that new fangled stuff ;-)
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