linux-ext4 - Re: [PATCH v3 2/2] ext4: Convert EXT4_B2C(sbi->s_stripe) users to EXT4_NUM

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]

Message-ID: <87bk1aza62.fsf@gmail.com>
Date: Fri, 30 Aug 2024 13:58:53 +0530
From: Ritesh Harjani (IBM) <ritesh.list@...il.com>
To: Ojaswin Mujoo <ojaswin@...ux.ibm.com>, linux-ext4@...r.kernel.org, Theodore Ts'o <tytso@....edu>
Cc: linux-kernel@...r.kernel.org, Kemeng Shi <shikemeng@...weicloud.com>
Subject: Re: [PATCH v3 2/2] ext4: Convert EXT4_B2C(sbi->s_stripe) users to EXT4_NUM_B2C

Ojaswin Mujoo <ojaswin@...ux.ibm.com> writes:

> Although we have checks to make sure s_stripe is a multiple of cluster
> size, in case we accidentally end up with a scenario where this is not
> the case, use EXT4_NUM_B2C() so that we don't end up with unexpected
> cases where EXT4_B2C(stripe) becomes 0.
>
> Also make the is_stripe_aligned check in regular_allocator a bit more
> robust while we are at it. This should ideally have no functional change
> unless we have a bug somewhere causing (stripe % cluster_size != 0)
>
> Reviewed-by: Kemeng Shi <shikemeng@...weicloud.com>
> Signed-off-by: Ojaswin Mujoo <ojaswin@...ux.ibm.com>

Thanks for addressing the review comment. LGTM. 
Please feel free to add - 

Reviewed-by: Ritesh Harjani (IBM) <ritesh.list@...il.com>