On Fri, 2017-12-01 at 11:35 +0100, Lucas Stach wrote: > Userptr, prime and shmem buffer objects have different lock ordering > requirements. This is mostly due to the fact that we don't allow to mmap > userptr buffers, so we won't ever end up in our fault handler for those, > so some of the code pathes are never called with the mmap_sem held. > > To avoid lockdep false positives, split them up into different lock classes. > > Signed-off-by: Lucas Stach <l.st...@pengutronix.de>
Reviewed-by: Philipp Zabel <p.za...@pengutronix.de> regards Philipp _______________________________________________ dri-devel mailing list dri-devel@lists.freedesktop.org https://lists.freedesktop.org/mailman/listinfo/dri-devel