From: Marek Olšák <marek.ol...@amd.com>
Cc: 18.3 19.0 <mesa-sta...@lists.freedesktop.org>
---
src/gallium/auxiliary/util/u_threaded_context.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/src/gallium/auxiliary/util/u_threaded_context.c
b/src/gallium/auxiliary/util/u_threaded_context.c
index 8e3bceae18d..b596c322918 100644
--- a/src/gallium/auxiliary/util/u_threaded_context.c
+++ b/src/gallium/auxiliary/util/u_threaded_context.c
@@ -1517,21 +1517,22 @@ tc_resource_copy_region(struct pipe_context *_pipe,
static void
tc_buffer_do_flush_region(struct threaded_context *tc,
struct threaded_transfer *ttrans,
const struct pipe_box *box)
{
struct threaded_resource *tres = threaded_resource(ttrans->b.resource);
if (ttrans->staging) {
struct pipe_box src_box;
- u_box_1d(ttrans->offset + box->x % tc->map_buffer_alignment,
+ u_box_1d(ttrans->offset + ttrans->b.box.x % tc->map_buffer_alignment +
+ (box->x - ttrans->b.box.x),
box->width, &src_box);
/* Copy the staging buffer into the original one. */
tc_resource_copy_region(&tc->base, ttrans->b.resource, 0, box->x, 0, 0,
ttrans->staging, 0, &src_box);
}
util_range_add(tres->base_valid_buffer_range, box->x, box->x + box->width);
}
--
2.17.1
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