Re: 3.2.11: PCI Express card cannot be re-detected withing cca 60sec timeframe

From: Yinghai Lu
Date: Thu Apr 19 2012 - 22:07:08 EST

On Thu, Apr 19, 2012 at 2:48 PM, Yinghai Lu <yinghai@xxxxxxxxxx> wrote:
> On Thu, Apr 19, 2012 at 4:16 PM, Martin Mokrejs
>> I just tried something similar under linux, with all the patches I accumulated for 3.4-rc3
>> and posted in my previous emails. It seems linux flips some value so on every second card
>> removal it really does realize it was just unplugged.
> ...
> that is really looks like silicon problem.

please check attached patch. Hope link change bit is flip around...
if there is change, we could add some logic:
check if the device is there, or will reset link to normal state.


Attachment: link_change_report.patch
Description: Binary data