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From: Douglas Gilbert <dgilbert@interlog.com>
To: Lennert Buytenhek <buytenh@wantstofly.org>
Cc: linux-ide@vger.kernel.org, mlord@pobox.com
Subject: Re: SATL support for hdparm?
Date: Sun, 15 Feb 2009 01:14:47 +0100	[thread overview]
Message-ID: <49975E77.5020704@interlog.com> (raw)
In-Reply-To: <20090214222114.GI17914@xi.wantstofly.org>

Lennert Buytenhek wrote:
> [ please CC, not on the list ]
> 
> Hi,
> 
> I have a bunch of SATA disks hanging off a SAS expander on which I
> would like to disable APM (using hdparm -B).  This doesn't work as-is,
> and from reading:
> 
> 	http://smartmontools.sourceforge.net/smartmontools_scsi.html
> 
> it appears that I'd need to hack hdparm to use the ATA PASS THROUGH
> SCSI command to make it talk to SATA disks behind a SAS expander, as
> was already done for smartctl.  Did anyone implement something like
> this for hdparm yet by any chance?

I need to update that document to state that later versions
of hdparm do indeed use the SAT pass-through mechanism and
hdparm should work in your situation.

So follow Mark Lord's advice.

Doug Gilbert



      parent reply	other threads:[~2009-02-15  0:22 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-02-14 22:21 SATL support for hdparm? Lennert Buytenhek
2009-02-14 23:57 ` Mark Lord
2009-02-15  0:06   ` Lennert Buytenhek
2009-02-15  0:09     ` Mark Lord
2009-02-15  0:13       ` Lennert Buytenhek
2009-02-15  0:15         ` Mark Lord
2009-02-15  0:17           ` Lennert Buytenhek
2009-02-15  0:20             ` Mark Lord
2009-02-15  0:23               ` Lennert Buytenhek
2009-02-15  0:17         ` Mark Lord
2009-02-15  0:19           ` Lennert Buytenhek
2009-02-15  0:21             ` Mark Lord
2009-02-15  0:25               ` Lennert Buytenhek
2009-02-15  0:14 ` Douglas Gilbert [this message]

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