Messages in this thread | | | From | "Zhang, Lei" <> | Subject | RE: [PATCH v3 0/1] arm64: Add workaround for Fujitsu A64FX erratum 010001 | Date | Tue, 5 Feb 2019 13:32:07 +0000 |
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Hi Will,
> -----Original Message----- > From: linux-arm-kernel > [mailto:linux-arm-kernel-bounces@lists.infradead.org] On Behalf Of > Will Deacon > Sent: Friday, February 01, 2019 7:52 PM > To: Zhang, Lei > Cc: 'Mark Rutland'; 'Catalin Marinas'; 'James Morse'; > 'linux-kernel@vger.kernel.org'; > 'linux-arm-kernel@lists.infradead.org' > Subject: Re: [PATCH v3 0/1] arm64: Add workaround for Fujitsu A64FX > erratum 010001
> So I guess we should boot with NFD1 clear, and then set it only when we > realise we're not on an A64FX?
In my patch, I do similar things at __cpu_setup which we set NFD1=1 on all processors except A64FX.
Do you mean we would better to change the place where we set/clear NFD1?
Thanks, Zhang Lei
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