linux-ext4 - Re: badblocks: Limit maximum number of bad blocks

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] [day] [month] [year] [list]

Message-ID: <20141215015557.GA19946@thunk.org>
Date:	Sun, 14 Dec 2014 20:55:57 -0500
From:	Theodore Ts'o <tytso@....edu>
To:	Jan Kara <jack@...e.cz>
Cc:	linux-ext4@...r.kernel.org
Subject: Re: badblocks: Limit maximum number of bad blocks

On Thu, Sep 11, 2014 at 12:03:24PM +0200, Jan Kara wrote:
> Currently maximum number of bad blocks is not limited in any way.
> However our code can really handle at most INT_MAX/2 bad blocks (for
> larger numbers binary search indexes start overflowing). So report
> number of bad blocks is just too big instead of plain segfaulting.
> 
> It won't be too hard to raise the limit but I don't think there's any
> real use for disks with over 1 billion of bad blocks...
> 
> Signed-off-by: Jan Kara <jack@...e.cz>

Thanks, applied.

						- Ted
--
To unsubscribe from this list: send the line "unsubscribe linux-ext4" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html