On Tue, Jun 2, 2020 at 12:16 PM Brian Norris <briannor...@chromium.org> wrote: > > + Sibi > > On Mon, Jun 1, 2020 at 10:25 PM John Stultz <john.stu...@linaro.org> wrote: > > > > Ever since 5.7-rc1, if we call > > ath10k_qmi_remove_msa_permission(), the db845c hard crashes on > > reboot, resulting in the device getting stuck in the usb crash > > debug mode and not coming back up wihthout a hard power off. > > > > This hack avoids the issue by returning early in > > ath10k_qmi_event_server_exit(). > > > > A better solution is very much desired! > > Any chance you can bisect what caused this? There are a lot of > non-ath10k pieces involved in this stuff.
Amit had spent some work on chasing it down to the in kernel qrtr-ns work, and reported it here: https://lists.infradead.org/pipermail/ath10k/2020-April/014970.html But that discussion seemingly stalled out, so I came up with this hack to workaround it for us. thanks -john