Messages in this thread | | | Date | Wed, 11 Oct 2023 16:45:29 +0200 | Subject | Re: [PATCH v2] tee: optee: Fix supplicant based device enumeration | From | Jan Kiszka <> |
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On 29.08.23 13:03, Sumit Garg wrote: > Hi Jan, > > On Fri, 28 Jul 2023 at 19:18, Sumit Garg <sumit.garg@linaro.org> wrote: >> >> Currently supplicant dependent optee device enumeration only registers >> devices whenever tee-supplicant is invoked for the first time. But it >> forgets to remove devices when tee-supplicant daemon stops running and >> closes its context gracefully. This leads to following error for fTPM >> driver during reboot/shutdown: >> >> [ 73.466791] tpm tpm0: ftpm_tee_tpm_op_send: SUBMIT_COMMAND invoke error: 0xffff3024 >> >> Fix this by separating supplicant dependent devices so that the >> user-space service can detach supplicant devices before closing the >> supplicant. While at it use the global system workqueue for OP-TEE bus >> scanning work rather than our own custom one. >> >> Reported-by: Jan Kiszka <jan.kiszka@siemens.com> >> Link: https://github.com/OP-TEE/optee_os/issues/6094 > > I see you have marked this issue as resolved. It would be good to have > your tested-by tag if it works for you. >
Sorry for this very late reply. We finally validated that this works fine for us, though only over 6.1, our current test target. I hope we can enable tip of tree soon as well. But I think I can still add my
Tested-by: Jan Kiszka <jan.kiszka@siemens.com>
Jan
-- Siemens AG, Technology Linux Expert Center
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