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Date: Sat, 14 May 2022 12:47:00 -0400 From: John David Anglin <dave.anglin@...l.net> To: Sasha Levin <sashal@...nel.org>, Helge Deller <deller@....de> Cc: linux-kernel@...r.kernel.org, stable@...r.kernel.org, James.Bottomley@...senpartnership.com, linux-parisc@...r.kernel.org Subject: Re: [PATCH AUTOSEL 5.17 21/21] Revert "parisc: Fix patch code locking and flushing" On 2022-05-14 12:24 p.m., Sasha Levin wrote: > On Tue, May 10, 2022 at 05:49:31PM +0200, Helge Deller wrote: >> Hello Sascha, >> >> please drop this patch from all your stable-series queues.... >> It shouldn't be backported. > > I've dropped it, but... why? It exposed a problem in the kernel flush code for PA 1.x machines. The patch works okay on all PA 2.0 machines. It also works on PA 1.x machines when flush_cache_all is used to flush changes to memory. Helge is investigating PA 1.x problem. -- John David Anglin dave.anglin@...l.net
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