linux-kernel - Re: [PATCH] libata: warn if speed limited due to 40-wire cable (v2)

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Date:	Fri, 02 Mar 2007 19:14:09 -0500
From:	Jeff Garzik <jeff@...zik.org>
To:	Alan Cox <alan@...rguk.ukuu.org.uk>
CC:	Robert Hancock <hancockr@...w.ca>,
	linux-kernel <linux-kernel@...r.kernel.org>,
	linux-ide@...r.kernel.org, Andrew Morton <akpm@...l.org>
Subject: Re: [PATCH] libata: warn if speed limited due to 40-wire cable (v2)

Alan Cox wrote:
>> it seems broken to manipulate xfer_mask after returning from the 
>> driver's ->mode_filter hook.
>>
>> this patch is more than just a speed-limited warning printk, afaics
> 
> I actually suggested that order because the only way the printk can be
> done correctly is for it to be the very last test made. Since the mode
> filter is not told what mode will be used but just subtracts modes that
> are not allowed this should be safe.

OK


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