On Wed, 7 Jun 2023 at 20:14, Jan Kiszka <jan.kiszka@xxxxxxxxxxx> wrote: > > On 07.06.23 18:59, Ilias Apalodimas wrote: > > On Wed, 7 Jun 2023 at 19:09, Ilias Apalodimas > > <ilias.apalodimas@xxxxxxxxxx> wrote: > >> > >> Hi Jan, > >> > >> [...] > >>>>>> No I don't, this will work reliably without the need to remount the efivarfs. > >>>>>> As you point out you will still have this dependency if you end up > >>>>>> building them as modules and you manage to mount the efivarfs before > >>>>>> those get inserted. Does anyone see a reasonable workaround? > >>>>>> Deceiving the kernel and making the bootloader set the RT property bit > >>>>>> to force the filesystem being mounted as rw is a nasty hack that we > >>>>>> should avoid. Maybe adding a kernel command line parameter that says > >>>>>> "Ignore the RTPROP I know what I am doing"? I don't particularly love > >>>>>> this either, but it's not unreasonable. > >>>>> > >>>>> In the context of https://github.com/OP-TEE/optee_os/issues/6094, > >>>>> basically this issue mapped on reboot/shutdown, I would really love to > >>>>> see the unhandy tee-supplicant daemon to be overcome. > >>>> > >>>> I have seen this error before and it has been on my todo list. So I > >>>> have tried to fix it here [1]. Feel free to test it and let me know if > >>>> you see any further issues. > >>>> > >>>> [1] https://lkml.org/lkml/2023/6/7/927 > >>>> > >>> > >>> Ah, nice, will test ASAP! > >>> > >>> Meanwhile more food: I managed to build a firmware that was missing > >>> STMM. But the driver loaded, and I got this: > >> > >> Thanks for the testing. I'll try to reproduce it locally and get back to you > > > > Can you provide a bit more info on how that was triggered btw? I would > > be helpful to know > > > > - OP-TEE version > > Today's master, 145953d55. > > > - was it compiled as a module or built-in? > > Sorry, not sure anymore, switching back and forth right now. I think it > was built-in. > > > - was the supplicant running? > > Yes. > Ok thanks, that helps. I guess this also means U-Boot was compiled to store the variables in a file in the ESP instead of the RPMB right? Otherwise, I can't see how the device booted in the first place. Thanks /Ilias > Jan > > -- > Siemens AG, Technology > Competence Center Embedded Linux >
