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From: Will Deacon <will@kernel.org>
To: Marc Zyngier <maz@kernel.org>
Cc: kernel-team@android.com, kvmarm@lists.cs.columbia.edu,
	linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH 0/3] KVM: arm64: Clean up memcache usage for page-table pages
Date: Mon, 27 Jul 2020 11:38:29 +0100
Message-ID: <20200727103828.GE20194@willie-the-truck> (raw)
In-Reply-To: <ae7caba0eb8ab45db3aa4ae7f97820a3@kernel.org>

On Mon, Jul 27, 2020 at 09:45:39AM +0100, Marc Zyngier wrote:
> On 2020-07-23 12:02, Will Deacon wrote:
> > Here are some small cleanups I made to the memcache logic while hacking
> > on the
> > page-table code. The ioremap() behaviour looks like a bug to me,
> > although it's
> > just a performance thing so nothing urgent.
> > 
> > Cheers,
> > 
> > Will
> > 
> > --->8
> > 
> > Will Deacon (3):
> >   KVM: arm64: Don't free memcache pages in kvm_phys_addr_ioremap()
> >   KVM: arm64: Simplify mmu_topup_memory_cache()
> >   KVM: arm64: Remove mmu_free_memory_cache()
> > 
> >  arch/arm64/kvm/mmu.c | 34 ++++++++++++++--------------------
> >  1 file changed, 14 insertions(+), 20 deletions(-)
> 
> Although I'm OK with this series, it conflicts with the changes
> Sean did on the MMU memory cache in the core code, which also
> affects arm64.
> 
> I guess I'll queue patch 1 and 3 as fixes post -rc1. Patch 2 doesn't
> seem to make sense anymore in that context.

Cheers, that sounds good to me. None of this is urgent.

Will
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Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-07-23 11:02 Will Deacon
2020-07-23 11:02 ` [PATCH 1/3] KVM: arm64: Don't free memcache pages in kvm_phys_addr_ioremap() Will Deacon
2020-07-23 11:02 ` [PATCH 2/3] KVM: arm64: Simplify mmu_topup_memory_cache() Will Deacon
2020-07-23 11:02 ` [PATCH 3/3] KVM: arm64: Remove mmu_free_memory_cache() Will Deacon
2020-07-27  8:45 ` [PATCH 0/3] KVM: arm64: Clean up memcache usage for page-table pages Marc Zyngier
2020-07-27 10:38   ` Will Deacon [this message]

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