linux-kernel - Re: [PATCH -next v2 6/7] ext4: simply the mapping query logic in ext4_iomap

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: <f81c3747-ef35-4726-a7b9-f69b99ed1d97@web.de>
Date: Sun, 4 Jan 2026 14:00:25 +0100
From: Markus Elfring <Markus.Elfring@....de>
To: Zhang Yi <yi.zhang@...wei.com>, linux-ext4@...r.kernel.org,
 linux-fsdevel@...r.kernel.org, Baokun Li <libaokun1@...wei.com>,
 Jan Kara <jack@...e.cz>, Ojaswin Mujoo <ojaswin@...ux.ibm.com>,
 Theodore Ts'o <tytso@....edu>
Cc: LKML <linux-kernel@...r.kernel.org>,
 Andreas Dilger <adilger.kernel@...ger.ca>,
 Ritesh Harjani <ritesh.list@...il.com>, Yang Erkun <yangerkun@...wei.com>,
 Yu Kuai <yukuai@...as.com>, zhangyi <yizhang089@...il.com>
Subject: Re: [PATCH -next v2 6/7] ext4: simply the mapping query logic in
 ext4_iomap_begin()

> In the write path mapping check of ext4_iomap_begin(), the return value
> 'ret' should never greater than orig_mlen. If 'ret' equals 'orig_mlen',
> it can be returned directly without checking IOMAP_ATOMIC.

See also once more:
https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/tree/Documentation/process/submitting-patches.rst?h=v6.19-rc3#n94


How do you think about to use the word “simplify” in the summary phrase?

Regards,
Markus