linux-kernel - Re: [PATCH ide] : Increase WAIT

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Message-Id: <20091026.184318.205708741.davem@davemloft.net>
Date:	Mon, 26 Oct 2009 18:43:18 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	hancockrwd@...il.com
Cc:	phdm@...qel.be, linux-ide@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH ide] : Increase WAIT_DRQ to support slow CF cards

From: Robert Hancock <hancockrwd@...il.com>
Date: Mon, 26 Oct 2009 19:40:03 -0600

> On Mon, Oct 26, 2009 at 7:19 PM, David Miller <davem@...emloft.net> wrote:
>> Meanwhile we should provide a way for things to work, and
>> realistically the only way to do that currently is to bump the
>> WAIT_DRQ value to some large number.
>>
>> And that's exactly the kind of patch I'm willing to accept for this.
> 
> I agree, it's sub-optimal but it helps.. if the user wants better
> behavior they should a) fix it so that the card isn't using PIO, at
> least if it supports DMA and b) not use drivers/ide..

Philippe's patch that started this thread uses "3 * HZ / 10"
which isn't large enough for the SSD cases.  Can someone please
post a patch that uses a large enough value?

Thanks.
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