On Thu, 2 May 2024 20:38:08 +0200 Boris Brezillon <boris.brezillon@xxxxxxxxxxxxx> wrote: > Hello, > > This is a collection of fixes for bugs found while chasing an > unrecoverable fault leading to a device unplug (because of some > other bugs that was introduced in my local dev branch). > > The first patch makes sure we immediately reset the GPU on an > unrecoverable fault, and following patches are fixing various > NULL/invalid pointer derefs caused by use-after-free situations > following a device unplug. > > Regards, > > Boris > > Boris Brezillon (4): > drm/panthor: Force an immediate reset on unrecoverable faults > drm/panthor: Keep a ref to the VM at the panthor_kernel_bo level > drm/panthor: Reset the FW VM to NULL on unplug > drm/panthor: Call panthor_sched_post_reset() even if the reset failed Queued to drm-misc-next-fixes. > > drivers/gpu/drm/panthor/panthor_device.c | 8 ++--- > drivers/gpu/drm/panthor/panthor_device.h | 1 + > drivers/gpu/drm/panthor/panthor_fw.c | 5 +-- > drivers/gpu/drm/panthor/panthor_gem.c | 8 +++-- > drivers/gpu/drm/panthor/panthor_gem.h | 8 +++-- > drivers/gpu/drm/panthor/panthor_heap.c | 8 ++--- > drivers/gpu/drm/panthor/panthor_sched.c | 40 +++++++++++++++++------- > drivers/gpu/drm/panthor/panthor_sched.h | 2 +- > 8 files changed, 51 insertions(+), 29 deletions(-) >
