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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

WARNING: multiple messages have this Message-ID (diff)
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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  reply	other threads:[~2023-10-30 20:16 UTC|newest]

Thread overview: 34+ 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 ` Vincent Donnefort
2023-09-28 17:32 ` [PATCH v2 1/2] KVM: arm64: Do not transfer page refcount for THP adjustment Vincent Donnefort
2023-09-28 17:32   ` Vincent Donnefort
2023-09-29  6:59   ` Gavin Shan
2023-09-29  6:59     ` Gavin Shan
2023-09-29 12:47     ` Vincent Donnefort
2023-09-29 12:47       ` Vincent Donnefort
2023-09-28 17:32 ` [PATCH v2 2/2] KVM: arm64: Use folio " Vincent Donnefort
2023-09-28 17:32   ` Vincent Donnefort
2023-09-29  7:24   ` Gavin Shan
2023-09-29  7:24     ` Gavin Shan
2023-09-29 13:07     ` Matthew Wilcox
2023-09-29 13:07       ` Matthew Wilcox
2023-09-29 23:52       ` Gavin Shan
2023-09-29 23:52         ` Gavin Shan
2023-09-29 23:53   ` Gavin Shan
2023-09-29 23:53     ` Gavin Shan
2023-10-28  9:17   ` Ryan Roberts
2023-10-28  9:17     ` Ryan Roberts
2023-10-30 10:40     ` Marc Zyngier
2023-10-30 10:40       ` Marc Zyngier
2023-10-30 10:57       ` Ryan Roberts
2023-10-30 10:57         ` Ryan Roberts
2023-10-30 10:47     ` Vincent Donnefort
2023-10-30 10:47       ` Vincent Donnefort
2023-10-30 11:01       ` Ryan Roberts
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
2023-09-29  9:12   ` Marc Zyngier
2023-09-30 17:57 ` Oliver Upton
2023-09-30 17:57   ` Oliver Upton
2023-10-30 20:16   ` Oliver Upton [this message]
2023-10-30 20:16     ` Oliver Upton

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