linux-kernel - Re: [PATCH 2/3] iommu: io-pgtable: Add 4-level page table support

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite for Android: free password hash cracker in your pocket

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <e75431be-adab-461c-9a35-3245b3cb3534@kernel.org>
Date: Sat, 16 Aug 2025 16:02:14 +0200
From: Sven Peter <sven@...nel.org>
To: Janne Grunau <j@...nau.net>, Alyssa Rosenzweig <alyssa@...enzweig.io>,
 Neal Gompa <neal@...pa.dev>, Joerg Roedel <joro@...tes.org>,
 Will Deacon <will@...nel.org>, Robin Murphy <robin.murphy@....com>
Cc: asahi@...ts.linux.dev, linux-arm-kernel@...ts.infradead.org,
 iommu@...ts.linux.dev, linux-kernel@...r.kernel.org,
 Hector Martin <marcan@...can.st>
Subject: Re: [PATCH 2/3] iommu: io-pgtable: Add 4-level page table support

On 14.08.25 10:40, Janne Grunau wrote:
> From: Hector Martin <marcan@...can.st>
> 
> DARTs on t602x SoCs are of the t8110 variant but have an IAS of 42,
> which means optional support for an extra page table level.
> 
> Refactor the PTE management to support an arbitrary level count, and
> then calculate how many levels we need for any given configuration.
> 
> Signed-off-by: Hector Martin <marcan@...can.st>
> Signed-off-by: Janne Grunau <j@...nau.net>
> ---

Same comment like for the previous patch about the commit description
but otherwise this looks good to me. With that changed:

Reviewed-by: Sven Peter <sven@...nel.org>


Thanks,


Sven