linux-kernel - copy of write for disk 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>] [day] [month] [year] [list]

Date:	Thu, 10 Oct 2013 14:14:41 +0530
From:	Prashant Shah <pshah.me@...il.com>
To:	linux-kernel@...r.kernel.org
Subject: copy of write for disk blocks

Hi,

Is it feasible to add support for copy of write for disk blocks within 
the block layer itself ? Setting a flag in the struct bio will cause the 
block layer to copy the original data before over writing it.

Regards.
--
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/