From: Oliver Upton <oliver.upton@linux.dev>
To: maz@kernel.org, Vincent Donnefort <vdonnefort@google.com>
Cc: kvmarm@lists.linux.dev, kernel-team@android.com,
willy@infradead.org, linux-arm-kernel@lists.infradead.org,
will@kernel.org, ryan.roberts@arm.com
Subject: Re: [PATCH v2 0/2] KVM: arm64: Use folio for THP support
Date: Mon, 30 Oct 2023 20:16:27 +0000 [thread overview]
Message-ID: <ZUAPG-WU-RRDtaHl@linux.dev> (raw)
In-Reply-To: <169609490682.1603054.2653332700305524612.b4-ty@linux.dev>
On Sat, Sep 30, 2023 at 05:57:31PM +0000, Oliver Upton wrote:
> On Thu, 28 Sep 2023 18:32:02 +0100, Vincent Donnefort wrote:
> > With the introduction of folios for transparent huge pages [1], we
> > can rely on this support to identify if a page is backed by a huge one,
> > saving a page table walk.
> >
> > v1 -> v2:
> > * Add git reference to [1] in the commit message
> > * GUP always acted on the Head page under the hood. Update the commit
> > message.
> >
> > [...]
>
> Applied to kvmarm/next, thanks!
>
> [1/2] KVM: arm64: Do not transfer page refcount for THP adjustment
> https://git.kernel.org/kvmarm/kvmarm/c/c04bf723ccd6
> [2/2] KVM: arm64: Use folio for THP adjustment
> https://git.kernel.org/kvmarm/kvmarm/c/bf92834e6f6e
Based on the discussion I've gone ahead and dropped the second patch.
I'm keeping the first since it is a nice cleanup.
Thanks Ryan for catching what would've otherwise been a rather nasty
bug.
--
Thanks,
Oliver
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prev parent reply other threads:[~2023-10-30 20:17 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-28 17:32 [PATCH v2 0/2] KVM: arm64: Use folio for THP support Vincent Donnefort
2023-09-28 17:32 ` [PATCH v2 1/2] KVM: arm64: Do not transfer page refcount for THP adjustment Vincent Donnefort
2023-09-29 6:59 ` Gavin Shan
2023-09-29 12:47 ` Vincent Donnefort
2023-09-28 17:32 ` [PATCH v2 2/2] KVM: arm64: Use folio " Vincent Donnefort
2023-09-29 7:24 ` Gavin Shan
2023-09-29 13:07 ` Matthew Wilcox
2023-09-29 23:52 ` Gavin Shan
2023-09-29 23:53 ` Gavin Shan
2023-10-28 9:17 ` Ryan Roberts
2023-10-30 10:40 ` Marc Zyngier
2023-10-30 10:57 ` Ryan Roberts
2023-10-30 10:47 ` Vincent Donnefort
2023-10-30 11:01 ` Ryan Roberts
2023-09-29 9:12 ` [PATCH v2 0/2] KVM: arm64: Use folio for THP support Marc Zyngier
2023-09-30 17:57 ` Oliver Upton
2023-10-30 20:16 ` Oliver Upton [this message]
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