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Date: Tue, 13 Feb 2024 02:29:52 +0000
From: Ankit Agrawal <ankita@...dia.com>
To: Oliver Upton <oliver.upton@...ux.dev>
CC: Jason Gunthorpe <jgg@...dia.com>, "maz@...nel.org" <maz@...nel.org>,
	"james.morse@....com" <james.morse@....com>, "suzuki.poulose@....com"
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	<linus.walleij@...aro.org>, "bhe@...hat.com" <bhe@...hat.com>, Aniket Agashe
	<aniketa@...dia.com>, Neo Jia <cjia@...dia.com>, Kirti Wankhede
	<kwankhede@...dia.com>, "Tarun Gupta (SW-GPU)" <targupta@...dia.com>, Vikram
 Sethi <vsethi@...dia.com>, Andy Currid <acurrid@...dia.com>, Alistair Popple
	<apopple@...dia.com>, John Hubbard <jhubbard@...dia.com>, Dan Williams
	<danw@...dia.com>, "kvmarm@...ts.linux.dev" <kvmarm@...ts.linux.dev>, Matt
 Ochs <mochs@...dia.com>, Zhi Wang <zhiw@...dia.com>, "kvm@...r.kernel.org"
	<kvm@...r.kernel.org>, "linux-kernel@...r.kernel.org"
	<linux-kernel@...r.kernel.org>, "linux-arm-kernel@...ts.infradead.org"
	<linux-arm-kernel@...ts.infradead.org>
Subject: Re: [PATCH v7 0/4] kvm: arm64: allow the VM to select DEVICE_* and
 NORMAL_NC for IO memory

>>
>> The default device stage 2 mapping was chosen in KVM for ARM64 since
>> it was considered safer (i.e. it would not allow guests to trigger
>> uncontained failures ultimately crashing the machine) but this
>> turned out to be asynchronous (SError) defeating the purpose.
>>
>> For these reasons, relax the KVM stage 2 device memory attributes
>> from DEVICE_nGnRE to Normal-NC.
>
> Hi Ankit,
>
> Thanks for being responsive in respinning the series according to the
> feedback. I think we're pretty close here, but it'd be good to address
> the comment / changelog feedback as well.
>
> Can you respin this once more? Hopefully we can get this stuff soaking
> in -next thereafter.

Hi Oliver, yes I am planning to refresh it in the next few days after
incorporating the comments.

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