lkml.org 
[lkml]   [2011]   [Oct]   [10]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    /
    Date
    From
    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;
    >> https://lkml.org/lkml/2011/9/24/76) 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
    >
    Arkadiusz,

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

    [1] - http://marc.info/?l=linux-kernel&m=131824905826280&w=2
    [2] - github.com/srajiv/tpm.git for-james

    Thanks,
    Rajiv

    --
    To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
    the body of a message to majordomo@vger.kernel.org
    More majordomo info at http://vger.kernel.org/majordomo-info.html
    Please read the FAQ at http://www.tux.org/lkml/

    \
     
     \ /
      Last update: 2011-10-10 18:25    [W:0.023 / U:0.404 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site