linux-kernel - Re: [PATCH] scsi: Silence unnecessary warnings about ioctl to partition

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Date:	Fri, 04 May 2012 08:39:22 +0200
From:	Paolo Bonzini <pbonzini@...hat.com>
To:	Mark Lord <kernel@...savvy.com>
CC:	Alan Cox <alan@...rguk.ukuu.org.uk>, Jan Kara <jack@...e.cz>,
	Jens Axboe <axboe@...nel.dk>,
	LKML <linux-kernel@...r.kernel.org>,
	James Bottomley <JBottomley@...allels.com>,
	linux-scsi@...r.kernel.org
Subject: Re: [PATCH] scsi: Silence unnecessary warnings about ioctl to partition

Il 03/05/2012 19:36, Mark Lord ha scritto:
>> > Excuse my laziness--how does it check?
> I don't know if there's a feasible fool-proof method or not.
> But what hdparm does is look at the sector offset of the device.
> Partitions normally have a non-zero offset.

Yeah, that should work.

>>> >> But other flags commonly used by distros at boot time
>>> >> seem to be triggering the current in-kernel noise.
>>> >> Dunno which flags, I'm just ignoring them and waiting
>>> >> for the noise message to get reverted.
>> > 
>> > That's exactly the behavior I hoped to get when I added the warnings.
>> > Or maybe not. :)  What are the messages?
>> > i.e. what ioctl do they complain about?
> As above:
> 
>>> >> Dunno which flags, I'm just ignoring them and waiting
>>> >> for the noise message to get reverted.

I said which ioctls, not which options.  I.e. cut-and-paste from dmesg.

Paolo
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