From mboxrd@z Thu Jan  1 00:00:00 1970
From: "Martin K. Petersen" <martin.petersen@oracle.com>
Subject: Re: Checksumming RAID? / SCSI SAS T10 PI and DIF/DIX / T13 SATA EPP
Date: Wed, 05 Dec 2012 14:05:43 -0500
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To: Pasi =?utf-8?B?S8Okcmtrw6RpbmVu?= <pasik@iki.fi>
Cc: Roy Sigurd Karlsbakk <roy@karlsbakk.net>, Linux Raid <linux-raid@vger.kernel.org>, "Martin K. Petersen" <martin.petersen@oracle.com>
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>>>>> "Pasi" =3D=3D Pasi K=C3=A4rkk=C3=A4inen <pasik@iki.fi> writes:

Pasi> Now I remember.. it's the SATA T13 "External Path Protection"
Pasi> (EPP).

EPP is dead. So is SATA. Not going to happen.


Pasi> (Added CC to Martin in the case he has some thoughts about generi=
c
Pasi> Linux checksumming RAID without T10 PI disks..)

There have been a few attempts at a checksumming DM target. However, I
think btrfs is a much better solution for this stuff.

--=20
Martin K. Petersen	Oracle Linux Engineering
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