util: add comment about bogus transfer flags

diff --git a/src/gallium/auxiliary/util/u_transfer.c b/src/gallium/auxiliary/util/u_transfer.c
index 56e059bfd03a85e72a06f4632f3f30f4cfcd6aa8..7804f2a82ea55b30a663835f6e382313255e6005 100644 (file)
--- a/src/gallium/auxiliary/util/u_transfer.c
+++ b/src/gallium/auxiliary/util/u_transfer.c
@@ -25,6 +25,7 @@ void u_default_transfer_inline_write( struct pipe_context *pipe,
    usage |= PIPE_TRANSFER_WRITE;
 
    /* transfer_inline_write implicitly discards the rewritten buffer range */
+   /* XXX this looks very broken for non-buffer resources having more than one dim. */
    if (box->x == 0 && box->width == resource->width0) {
       usage |= PIPE_TRANSFER_DISCARD_WHOLE_RESOURCE;
    } else {