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From: Marc Zyngier <maz@kernel.org>
To: Vincent Donnefort <vdonnefort@google.com>
Cc: oliver.upton@linux.dev, kvmarm@lists.linux.dev,
	linux-arm-kernel@lists.infradead.org, kernel-team@android.com,
	will@kernel.org, willy@infradead.org
Subject: Re: [PATCH v2 0/2] KVM: arm64: Use folio for THP support
Date: Fri, 29 Sep 2023 10:12:19 +0100	[thread overview]
Message-ID: <87lecpmjgs.wl-maz@kernel.org> (raw)
In-Reply-To: <20230928173205.2826598-1-vdonnefort@google.com>

On Thu, 28 Sep 2023 18:32:02 +0100,
Vincent Donnefort <vdonnefort@google.com> 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.
> 
> [1] https://lkml.kernel.org/r/20220504182857.4013401-3-willy@infradead.org
> 
> Vincent Donnefort (2):
>   KVM: arm64: Do not transfer page refcount for THP adjustment
>   KVM: arm64: Use folio for THP adjustment
> 
>  arch/arm64/kvm/mmu.c | 79 ++------------------------------------------
>  1 file changed, 3 insertions(+), 76 deletions(-)

Reviewed-by: Marc Zyngier <maz@kernel.org>

	M.

-- 
Without deviation from the norm, progress is not possible.

WARNING: multiple messages have this Message-ID (diff)
From: Marc Zyngier <maz@kernel.org>
To: Vincent Donnefort <vdonnefort@google.com>
Cc: oliver.upton@linux.dev, kvmarm@lists.linux.dev,
	linux-arm-kernel@lists.infradead.org, kernel-team@android.com,
	will@kernel.org, willy@infradead.org
Subject: Re: [PATCH v2 0/2] KVM: arm64: Use folio for THP support
Date: Fri, 29 Sep 2023 10:12:19 +0100	[thread overview]
Message-ID: <87lecpmjgs.wl-maz@kernel.org> (raw)
In-Reply-To: <20230928173205.2826598-1-vdonnefort@google.com>

On Thu, 28 Sep 2023 18:32:02 +0100,
Vincent Donnefort <vdonnefort@google.com> 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.
> 
> [1] https://lkml.kernel.org/r/20220504182857.4013401-3-willy@infradead.org
> 
> Vincent Donnefort (2):
>   KVM: arm64: Do not transfer page refcount for THP adjustment
>   KVM: arm64: Use folio for THP adjustment
> 
>  arch/arm64/kvm/mmu.c | 79 ++------------------------------------------
>  1 file changed, 3 insertions(+), 76 deletions(-)

Reviewed-by: Marc Zyngier <maz@kernel.org>

	M.

-- 
Without deviation from the norm, progress is not possible.

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linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

  parent reply	other threads:[~2023-09-29  9:12 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 ` Marc Zyngier [this message]
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
2023-09-30 17:57   ` Oliver Upton
2023-10-30 20:16   ` Oliver Upton
2023-10-30 20:16     ` Oliver Upton

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