0d57fcaf28
Layer strides are based on the full miptree, and even for single-layer images macOS always allocates a full one (possibly relevant for compression). Make sure we do the same, regardless of how many mip levels the user asked for. Fixes Darwinia. Reviewed-by: Alyssa Rosenzweig <alyssa.rosenzweig@collabora.com> Signed-off-by: Asahi Lina <lina@asahilina.net> Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/20365>