Sent from my HTC -----Original Message----- From: Mark Lord <kernel@xxxxxxxxxxxx> Sent: 04 March 2010 11:20 PM To: foo saa <foosaa@xxxxxxxxx> Cc: Greg Freemyer <greg.freemyer@xxxxxxxxx>; Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>; linux-kernel@xxxxxxxxxxxxxxx <linux-kernel@xxxxxxxxxxxxxxx>; linux-ide@xxxxxxxxxxxxxxx <linux-ide@xxxxxxxxxxxxxxx>; Jens Axboe <jens.axboe@xxxxxxxxxx>; linux-mm@xxxxxxxxx <linux-mm@xxxxxxxxx> Subject: Re: Linux kernel - Libata bad block error handling to user mode program On 03/04/10 10:33, foo saa wrote: .. > hdparm is good, but I don't want to use the internal ATA SECURE ERASE > because I can never get the amount of bad sectors the drive had. .. Oh.. but isn't that information in the S.M.A.R.T. data ?? You'll not find the bad sectors by writing -- a true WRITE nearly never reports a media error. Instead, the drive simply remaps to a good sector on the fly and returns success. Generally, only READs report media errors. Cheers -- To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxxx For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href