Re: e1000e crashes with 2.6.34.x and ThinkPad T60

[Marc Haber <mh+linux-kernel@zugschlus.de>]

Hi Bruce,

On Tue, Aug 10, 2010 at 09:34:52AM -0700, Allan, Bruce W wrote:
> We have had other recent reports of issues with this part that are due to
> ASPM L1 being enabled.  Would you please try disabling L1 after the driver
> is loaded as follows (assuming your adapter is still PCI bus/device/number
> 02:00.0 as indicated in the lspci output you provided earlier):
> 1) First check the hexadecimal value of the LnkCtl register -
> # setpci -s 2:0.0 0xf0
> 2) Disable ASPM (both L0s and L1) by zeroing out bits 0 and 1 in the value
> returned by the previous step.  For example, if it returned 42 (hex 42,
> that is) -
> # setpci -s 2:0.0 0xf0=0x40
> 3) Confirm ASPM is disabled by checking the output from lspci again.

It returned 42, and after setting 0x40, LnkCtl now says "ASPM Disabled".

I'll dock the system now and will report after the weekend or after
the first crash.

Greetings
Marc

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