Re: [PATCH v2 10/10] kvm: arm64: Remove unnecessary hyp mappings

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To: Andrew Scull <ascull@xxxxxxxxxx>
Subject: Re: [PATCH v2 10/10] kvm: arm64: Remove unnecessary hyp mappings
From: David Brazdil <dbrazdil@xxxxxxxxxx>
Date: Wed, 16 Sep 2020 14:35:04 +0100
Cc: Marc Zyngier <maz@xxxxxxxxxx>, Catalin Marinas <catalin.marinas@xxxxxxx>, Will Deacon <will@xxxxxxxxxx>, Dennis Zhou <dennis@xxxxxxxxxx>, Tejun Heo <tj@xxxxxxxxxx>, Christoph Lameter <cl@xxxxxxxxx>, Arnd Bergmann <arnd@xxxxxxxx>, James Morse <james.morse@xxxxxxx>, Julien Thierry <julien.thierry.kdev@xxxxxxxxx>, Suzuki K Poulose <suzuki.poulose@xxxxxxx>, linux-arm-kernel@xxxxxxxxxxxxxxxxxxx, linux-kernel@xxxxxxxxxxxxxxx, kvmarm@xxxxxxxxxxxxxxxxxxxxx, linux-arch@xxxxxxxxxxxxxxx, kernel-team@xxxxxxxxxxx
In-reply-to: <20200910140738.GE93664@google.com>
References: <20200903091712.46456-1-dbrazdil@google.com> <20200903091712.46456-11-dbrazdil@google.com> <20200910140738.GE93664@google.com>

> > +	for_each_possible_cpu(cpu)
> > +		*(per_cpu_ptr_nvhe(arm64_ssbd_callback_required, cpu)) =
> > +			per_cpu(arm64_ssbd_callback_required, cpu);
> 
> Careful with breaking allocations across lines, that seems to be taboo
> in this subsystem.

Happy to put the `ptr` var back. Sorry *embarrassed emoji*.

Thanks for reviewing,
David

References:
- [PATCH v2 00/10] Independent per-CPU data section for nVHE
  - From: David Brazdil
- [PATCH v2 10/10] kvm: arm64: Remove unnecessary hyp mappings
  - From: David Brazdil
- Re: [PATCH v2 10/10] kvm: arm64: Remove unnecessary hyp mappings
  - From: Andrew Scull

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