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Commit d94b0aa7 authored by Bruce Allan's avatar Bruce Allan Committed by Greg Kroah-Hartman
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e1000e: disable ASPM L1 on 82573

commit 19833b5d

 upstream.

On the e1000-devel mailing list, Nils Faerber reported latency issues with
the 82573 LOM on a ThinkPad X60.  It was found to be caused by ASPM L1;
disabling it resolves the latency.  The issue is present in kernels back
to 2.6.34 and possibly 2.6.33.


Reported-by: default avatarNils Faerber <nils.faerber@kernelconcepts.de>
Signed-off-by: default avatarBruce Allan <bruce.w.allan@intel.com>
Signed-off-by: default avatarJeff Kirsher <jeffrey.t.kirsher@intel.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent 305b06f7
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