[PATCH 1/2] drm/vc4: Account for interrupts in flight

Eric Anholt eric at anholt.net
Mon Nov 13 16:59:57 PST 2017

Stefan Schake <stschake at gmail.com> writes:

> Synchronously disable the IRQ to make the following cancel_work_sync
> invocation effective.
> An interrupt in flight could enqueue further overflow mem work. As we
> free the binner BO immediately following vc4_irq_uninstall this caused
> a NULL pointer dereference in the work callback vc4_overflow_mem_work.
> Link: https://github.com/anholt/linux/issues/114
> Signed-off-by: Stefan Schake <stschake at gmail.com>
> Fixes: d5b1a78a772f ("drm/vc4: Add support for drawing 3D frames.")

Reviewed and applied this one.  Thanks!
-------------- next part --------------
A non-text attachment was scrubbed...
Name: signature.asc
Type: application/pgp-signature
Size: 832 bytes
Desc: not available
URL: <http://lists.infradead.org/pipermail/linux-rpi-kernel/attachments/20171113/2544b7a0/attachment.sig>

More information about the linux-rpi-kernel mailing list