On Sun, Sep 25, 2016 at 12:38:56PM +0000, Winkler, Tomas wrote: > > > > On Tue, Sep 20, 2016 at 07:26:08PM +0000, Winkler, Tomas wrote: > > > > On Tue, Sep 20, 2016 at 01:30:58PM +0000, Winkler, Tomas wrote: > > > > > > > > > > > > > > > > > Hi > > > > > > > > > > > > I get this (probably every time) when I do rmmod: > > > > > > > > > > > > [ 4372.725616] tpm tpm0: A TPM error (325) occurred stopping the > > > > > > TPM > > > > > > > > > > > > That is probably caused by failing TPM2_Shutdown. My guess is > > > > > > that runtime PM patches cause this. > > > > > > > > > > > > I'll verify that the problem does not occur with the next > > > > > > branch, which does not include runtime PM patches. > > > > > > > > > > Can you produce the full log? > > > > > > > > I just compiled kernel from the 'next' branch and it doesn't have > > > > this issue. If you want, I can recompile the kernel but that's the > > > > only error message that is emitted and it is obviously emitted by > > tpm2_shutdown(). > > > > This is a Skylake m7-6Y75 machine that I use for ad-hoc testing > > > > (runs Ubuntu > > > > 16.04 LTS, usually I test kernel with buildroot initramfs) of TPM and > > > > SGX. > > > > > > If you can just revert the last patch, so the device will be always up, > > > see if > > this helps? > > > > This error does not occur with > > > > 0c22db435bf7 ("tpm/tpm_crb: open code the crb_init into acpi_add") > > > Okay, can you apply the my original patch with pm_rurntime_put_sync ? > Thanks
The same error still happens with pm_runtime_put_sync(). /Jarkko ------------------------------------------------------------------------------ _______________________________________________ tpmdd-devel mailing list tpmdd-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/tpmdd-devel