linux-kernel - Re: [PATCH] fs/fat: remove fat12_ent_blocknr and use fat_ent

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: <87d257owh6.fsf@mail.parknet.co.jp>
Date:	Thu, 19 Feb 2015 04:23:01 +0900
From:	OGAWA Hirofumi <hirofumi@...l.parknet.co.jp>
To:	Alexander Kuleshov <kuleshovmail@...il.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] fs/fat: remove fat12_ent_blocknr and use fat_ent_blocknr instead

Alexander Kuleshov <kuleshovmail@...il.com> writes:

> There is only one difference between fat12_ent_blocknr and fat_ent_blocknr
> functions in bytes calculation. Let's add bits checking to fat_ent_blocknr
> instead code duplication.

I guess, fat12 (very small volume size) is uncommon to be used now, and
there is no way to switch fat12 <= fat16/fat32 at runtime. It is why has
special handler, i.e. avoid overhead to fat16/fat32 by fat12 code.

Thanks.
-- 
OGAWA Hirofumi <hirofumi@...l.parknet.co.jp>
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/