linux-kernel - Re: [PATCH v5 3/4] mtd: core: protect access to MTD devices while in suspend

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: Windows password security audit tool. GUI, reports in PDF.

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

Date:   Fri, 19 Nov 2021 19:35:40 +0100
From:   Miquel Raynal <miquel.raynal@...tlin.com>
To:     Sean Nyekjaer <sean@...nix.com>,
        Boris Brezillon <boris.brezillon@...labora.com>
Cc:     Miquel Raynal <miquel.raynal@...tlin.com>,
        Richard Weinberger <richard@....at>,
        Vignesh Raghavendra <vigneshr@...com>,
        Boris Brezillon <bbrezillon@...nel.org>,
        linux-mtd@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v5 3/4] mtd: core: protect access to MTD devices while in suspend

On Tue, 2021-11-02 at 11:02:03 UTC, Sean Nyekjaer wrote:
> Prevent MTD access while in a suspended state. Also
> prevent suspending a device which is still currently in use.
> 
> Commit 013e6292aaf5 ("mtd: rawnand: Simplify the locking") allows the
> rawnand layer to return errors rather than waiting in a blocking wait.
> 
> Tested on a iMX6ULL.
> 
> Suggested-by: Boris Brezillon <boris.brezillon@...labora.com>
> Signed-off-by: Sean Nyekjaer <sean@...nix.com>

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

Miquel