iris: Don't replace backing storage for exported buffers.
authorKenneth Graunke <kenneth@whitecape.org>
Fri, 30 Sep 2022 01:06:42 +0000 (18:06 -0700)
committerMarge Bot <emma+marge@anholt.net>
Fri, 9 Dec 2022 21:46:03 +0000 (21:46 +0000)
commitf112add5544ca545656b96e82a78b7fd06c43bcc
tree18d9b21bcbc722a4ac409631ee6e0fd87a3ce0f6
parent6954a8ddbe9b512fa21789ee7ed9e67120d34929
iris: Don't replace backing storage for exported buffers.

We already gave out the old BO...or acquired it from somewhere which
may be affecting it.  We simply can't replace the backing store.

Reviewed-by: Ian Romanick <ian.d.romanick@intel.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/19209>
src/gallium/drivers/iris/iris_resource.c