linux-kernel - Re: [PATCH] [resend] Resume from hibernation fails with pata

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Date:	Sat, 7 Feb 2009 13:29:58 +0100
From:	Ondrej Zary <linux@...nbow-software.org>
To:	Alan Cox <alan@...rguk.ukuu.org.uk>
Cc:	Sergei Shtylyov <sshtylyov@...mvista.com>,
	linux-ide@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] [resend] Resume from hibernation fails with pata_it821x RAID volume

On Friday 06 February 2009 18:56:35 Alan Cox wrote:
> >     See CodingStyle chapter 8 for the preferred multiline comment style.
> >
> > > +		memset(&id[ATA_ID_SERNO], 0x20, ATA_ID_SERNO_LEN);
> >
> >     Why not ' '?
> >
> > MBR, Sergei
>
> Digging into the docs the RAID serial number (and what that means isn't
> defined anywhere I can see) is byte offset 54-73 in each of the 4 128
> byte blocks returned by the chip status query we do at boot
> (it821x_probe_firmware).

Yes, found it there. But it seems to be the same number as present in the 
IDENTIFY data. It contains date and time of boot (matches RAID_SERIAL_NUMBER 
structure found in iteraid.h in driver source from ITE) instead of date and 
time of RAID creation.

-- 
Ondrej Zary
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