linux-kernel - Re: [PATCH v6 3/3] mtd: core: introduce of support for dynamic partitions

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: <20220629113843.283665-1-miquel.raynal@bootlin.com>
Date:   Wed, 29 Jun 2022 13:38:43 +0200
From:   Miquel Raynal <miquel.raynal@...tlin.com>
To:     Christian Marangi <ansuelsmth@...il.com>,
        Miquel Raynal <miquel.raynal@...tlin.com>,
        Richard Weinberger <richard@....at>,
        Vignesh Raghavendra <vigneshr@...com>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Jens Axboe <axboe@...nel.dk>, Stephen Boyd <sboyd@...nel.org>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        �ecki <rafal@...ecki.pl>,
        Manivannan Sadhasivam <mani@...nel.org>,
        linux-mtd@...ts.infradead.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH v6 3/3] mtd: core: introduce of support for dynamic partitions

On Wed, 2022-06-22 at 01:06:28 UTC, Christian Marangi wrote:
> We have many parser that register mtd partitions at runtime. One example
> is the cmdlinepart or the smem-part parser where the compatible is defined
> in the dts and the partitions gets detected and registered by the
> parser. This is problematic for the NVMEM subsystem that requires an OF
> node to detect NVMEM cells.
> 
> To fix this problem, introduce an additional logic that will try to
> assign an OF node to the MTD if declared.
> 
> On MTD addition, it will be checked if the MTD has an OF node and if
> not declared will check if a partition with the same label / node name is
> declared in DTS. If an exact match is found, the partition dynamically
> allocated by the parser will have a connected OF node.
> 
> The NVMEM subsystem will detect the OF node and register any NVMEM cells
> declared statically in the DTS.
> 
> Signed-off-by: Christian Marangi <ansuelsmth@...il.com>

Applied to https://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux.git mtd/next, thanks.

Miquel