From: Marc Zyngier <maz@kernel.org>
To: Leonardo Bras <leo.bras@arm.com>
Cc: Oliver Upton <oupton@kernel.org>,
Fuad Tabba <fuad.tabba@linux.dev>,
Joey Gouly <joey.gouly@arm.com>,
Steffen Eiden <seiden@linux.ibm.com>,
Suzuki K Poulose <suzuki.poulose@arm.com>,
Zenghui Yu <yuzenghui@huawei.com>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Raghavendra Rao Ananta <rananta@google.com>,
linux-arm-kernel@lists.infradead.org, kvmarm@lists.linux.dev,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH RESEND v4 0/3] Optimize S2 hugepage splitting, introduce skip-level flags
Date: Fri, 06 Nov 2026 16:57:25 +0000 [thread overview]
Message-ID: <86y0b528zu.wl-maz@kernel.org> (raw)
In-Reply-To: <20261106161240.1345126-1-leo.bras@arm.com>
On Fri, 06 Nov 2026 16:12:35 +0000,
Leonardo Bras <leo.bras@arm.com> wrote:
>
>
> While playing with dirty-bit tracking, I decided to take a look on how page
> splitting works. Found out all entries are walked, even though we don't need
> to walk the level-3 entries, as they don't need to be split.
What's the point of this "RESEND"? Anything different from what you
sent on Sept 30th? Since it is still numbered v4, I assume nothing has
changed...
M.
--
Without deviation from the norm, progress is not possible.
next prev parent reply other threads:[~2026-11-06 16:57 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-11-06 16:12 [PATCH RESEND v4 0/3] Optimize S2 hugepage splitting, introduce skip-level flags Leonardo Bras
2026-11-06 16:12 ` [PATCH RESEND v4 1/3] KVM: arm64: Avoid re-testing walk_continue Leonardo Bras
2026-11-06 16:59 ` Suzuki K Poulose
2026-11-09 12:37 ` Leonardo Bras
2026-11-06 16:12 ` [PATCH RESEND v4 2/3] KVM: arm64: Introduce KVM_PGTABLE_WALK_SKIP_LEVEL* walk flags Leonardo Bras
2026-11-06 17:02 ` Suzuki K Poulose
2026-11-09 13:55 ` Leonardo Bras
2026-11-06 18:13 ` Oliver Upton
2026-11-09 14:58 ` Leonardo Bras
2026-11-06 16:12 ` [PATCH RESEND v4 3/3] KVM: arm64: Make stage2_split_walker() skip unnecessary walks Leonardo Bras
2026-11-06 16:57 ` Marc Zyngier [this message]
2026-11-09 12:36 ` [PATCH RESEND v4 0/3] Optimize S2 hugepage splitting, introduce skip-level flags Leonardo Bras
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