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Date:	Sun, 04 Mar 2007 13:14:45 -0500
From:	Stephen Clark <>
To:	Bill Davidsen <>
CC:	Alan Cox <>, Jeff Garzik <>,
	Robert Hancock <>,
	linux-kernel <>,, Andrew Morton <>
Subject: Re: [PATCH] libata: warn if speed limited due to 40-wire cable (v2)

Bill Davidsen wrote:

>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.
>Far better to have a drive which works slowly than one which works 
That would be true if the 40 wire detection was 100% accurate!


"They that give up essential liberty to obtain temporary safety, 
deserve neither liberty nor safety."  (Ben Franklin)

"The course of history shows that as a government grows, liberty 
decreases."  (Thomas Jefferson)

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