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SubjectRe: Linux 3.1-rc9
On 09/10/11 23:29, Stefan Berger wrote:
> On 10/09/2011 04:51 PM, Arkadiusz Miśkiewicz wrote:
>> On Wednesday 05 of October 2011, Linus Torvalds wrote:
>>> Another week, another -rc.
>> suspend to ram regression is annoying (still visible on rc9;
>> but unfortunately maintainers are
>> silent.
> I tried -rc9 on my Lenovo W500 with that same TPM. I cannot reproduce
> the 'scheduling while atomic' problem you had reported earlier. I also
> could suspend / resume fine as long as I did the following:
> - suspended with the tpm_tis driver as module in the kernel
> - once a suspend was done without the tpm_tis driver the subsequent
> suspends were all done without the tpm_tis driver
> Once I had done a suspend/resume with the tpm_tis driver *not* in the
> kernel and then again a suspend with the tpm_tis driver in the kernel,
> it did not resume anymore. I believe previously (previous version of
> kernel and/or Fedora) it refused to even suspend. The reason why this
> doesn't work properly is that the driver has to send a command to the
> TPM upon suspend and the BIOS then sends the corresponding wakeup
> command.
> Did you maybe previously suspend/resume without a tpm_tis driver and
> then try to suspend with it ?
> Also, my Lenovo W500 shows particularly odd behavior when I switch
> from Windows to Linux. The first suspend with a Linux booted after
> Windows (with or without tpm_tis driver) does *not* resume (reboot
> required). A subsequently rebooted Linux makes the suspend/resume work
> fine.
> Stefan

Do you still see the issue with this patch [1][2] applied?

[1] -
[2] - for-james


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