On Thu, Oct 31, 2019 at 1:43 PM Bjorn Andersson <bjorn.andersson@xxxxxxxxxx> wrote: > > On Thu 31 Oct 12:36 PDT 2019, Jeffrey Hugo wrote: > > > On Thu, Oct 31, 2019 at 12:48 PM Bjorn Andersson > > <bjorn.andersson@xxxxxxxxxx> wrote: > > > > > > Trying to reclaim mpss memory while the mba is not running causes the > > > system to crash on devices with security fuses blown, so leave it > > > assigned to the remote on shutdown and recover it on a subsequent boot. > > > > > > Fixes: 6c5a9dc2481b ("remoteproc: qcom: Make secure world call for mem ownership switch") > > > Cc: stable@xxxxxxxxxxxxxxx > > > Signed-off-by: Bjorn Andersson <bjorn.andersson@xxxxxxxxxx> > > > --- > > > > Excellent. This addresses the issue I was seeing with the Lenovo Miix 630 > > > > Sweet! > > > Reviewed-by: Jeffrey Hugo<jeffrey.l.hugo@xxxxxxxxx> > > Tested-by: Jeffrey Hugo<jeffrey.l.hugo@xxxxxxxxx> > > Thanks! As we talked offline, it appears we both missed the crashdump scenario, so please spin a v2 that reclaims the memory just before trying to access it in the crashdump scenario. I'll be happy to re-review and re-test.