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Date: Fri, 11 Feb 2022 18:00:21 +0100 From: "Jason A. Donenfeld" <Jason@...c4.com> To: Sebastian Andrzej Siewior <bigeasy@...utronix.de> Cc: LKML <linux-kernel@...r.kernel.org>, Linux Crypto Mailing List <linux-crypto@...r.kernel.org>, Thomas Gleixner <tglx@...utronix.de>, Peter Zijlstra <peterz@...radead.org>, "Theodore Ts'o" <tytso@....edu>, Sultan Alsawaf <sultan@...neltoast.com>, Jonathan Neuschäfer <j.neuschaefer@....net>, Dominik Brodowski <linux@...inikbrodowski.net> Subject: Re: [PATCH v6] random: defer fast pool mixing to worker Hi Sebastian, On Fri, Feb 11, 2022 at 5:59 PM Sebastian Andrzej Siewior <bigeasy@...utronix.de> wrote: > > Okay, I'll do that then, and then in the process get rid of the > > cmpxchg loop since it's no longer required. > > So the only reason why we have that atomic_t is for rare case where run > on the remote CPU and need to remove the upper bit in the counter? Yes. That's the only remaining reason. Annoying, but whatareyagonnado? Jason
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