linux-kernel - Re: patch fix for intel sdd s3500 series on Sil3512 controller

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Message-id: <2140283.ClKsmfFTvU@amdc1032>
Date:	Mon, 24 Mar 2014 16:27:54 +0100
From:	Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>
To:	One Thousand Gnomes <gnomes@...rguk.ukuu.org.uk>
Cc:	"David F." <df7729@...il.com>, linux-kernel@...r.kernel.org,
	linux-ide@...r.kernel.org
Subject: Re: patch fix for intel sdd s3500 series on Sil3512 controller


+ linux-ide mailing list on Cc:

On Monday, March 24, 2014 02:15:58 PM One Thousand Gnomes wrote:
> On Sat, 22 Mar 2014 16:32:54 -0700
> "David F." <df7729@...il.com> wrote:
> 
> > Hi,
> > 
> > It appears if nIEN is set all polling type IO fails.   After an
> > attempt, future non-polled communications also fails.  This patch
> > allows it to work.  Not sure if any spin lock protection would be
> > needed or the system already handles the device existence for the
> > generated irq with polling enabled.  handler already ignored irq if
> > queued command was polling type.
> 
> Does it behave plugged into a different controller without the hacks ?
> 
> Alan

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