[PATCH v2 0/3] MR495: wined3d: Do not try to unmap already unmapped BOs.

[Zebediah Figura (＠zfigura)]

This will silently succeed, and incorrectly unmap chunks which are still in use.

v2: Add bug link.

--
  v2: wined3d: Assert that the BO is mapped in unmap functions.
      wined3d: Do not try to unmap already unmapped BOs in wined3d_texture_update_sub_resource().
      wined3d: Do not try to unmap already unmapped BOs in wined3d_buffer_update_sub_resource().

https://gitlab.winehq.org/wine/wine/-/merge_requests/495

[PATCH v2 1/3] wined3d: Do not try to unmap already unmapped BOs in wined3d_buffer_update_sub_resource().

[Zebediah Figura]

From: Zebediah Figura

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=53372
---
 dlls/wined3d/buffer.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/dlls/wined3d/buffer.c b/dlls/wined3d/buffer.c
index 2131123bf44..a3c725136dd 100644
--- a/dlls/wined3d/buffer.c
+++ b/dlls/wined3d/buffer.c
@@ -1185,7 +1185,8 @@ void wined3d_buffer_update_sub_resource(struct wined3d_buffer *buffer, struct wi
          */
         range.offset = offset;
         range.size = size;
-        wined3d_context_unmap_bo_address(context, (const struct wined3d_bo_address *)&upload_bo->addr, 1, &range);
+        if (upload_bo->addr.buffer_object->map_ptr)
+            wined3d_context_unmap_bo_address(context, (const struct wined3d_bo_address *)&upload_bo->addr, 1, &range);
     }
     else
     {

[PATCH v2 2/3] wined3d: Do not try to unmap already unmapped BOs in wined3d_texture_update_sub_resource().

[Zebediah Figura]

From: Zebediah Figura

---
 dlls/wined3d/texture.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/dlls/wined3d/texture.c b/dlls/wined3d/texture.c
index 50049f96d71..39ef6376203 100644
--- a/dlls/wined3d/texture.c
+++ b/dlls/wined3d/texture.c
@@ -4737,7 +4737,8 @@ void wined3d_texture_update_sub_resource(struct wined3d_texture *texture, unsign
         wined3d_texture_validate_location(texture, sub_resource_idx, WINED3D_LOCATION_BUFFER);
         wined3d_texture_invalidate_location(texture, sub_resource_idx, ~WINED3D_LOCATION_BUFFER);
         /* Try to free address space if we are not mapping persistently. */
-        wined3d_context_unmap_bo_address(context, (const struct wined3d_bo_address *)&upload_bo->addr, 0, NULL);
+        if (upload_bo->addr.buffer_object->map_ptr)
+            wined3d_context_unmap_bo_address(context, (const struct wined3d_bo_address *)&upload_bo->addr, 0, NULL);
     }

/* Only load the sub-resource for partial updates. */

[PATCH v2 3/3] wined3d: Assert that the BO is mapped in unmap functions.

[Zebediah Figura]

From: Zebediah Figura

---
 dlls/wined3d/adapter_vk.c | 2 ++
 dlls/wined3d/context_gl.c | 2 ++
 2 files changed, 4 insertions(+)

diff --git a/dlls/wined3d/adapter_vk.c b/dlls/wined3d/adapter_vk.c
index 81248d40f46..58671cfb5f9 100644
--- a/dlls/wined3d/adapter_vk.c
+++ b/dlls/wined3d/adapter_vk.c
@@ -1064,6 +1064,8 @@ static void adapter_vk_unmap_bo_address(struct wined3d_context *context,
         return;
     bo = wined3d_bo_vk(data->buffer_object);

+    assert(bo->b.map_ptr);
+
     if (!bo->b.coherent)
     {
         for (i = 0; i < range_count; ++i)
diff --git a/dlls/wined3d/context_gl.c b/dlls/wined3d/context_gl.c
index 7679a0ffb20..7f7324c8b91 100644
--- a/dlls/wined3d/context_gl.c
+++ b/dlls/wined3d/context_gl.c
@@ -3039,6 +3039,8 @@ void wined3d_context_gl_unmap_bo_address(struct wined3d_context_gl *context_gl,
         return;
     bo = wined3d_bo_gl(data->buffer_object);

+    assert(bo->b.map_ptr);
+
     flush_bo_ranges(context_gl, wined3d_const_bo_address(data), range_count, ranges);
     wined3d_bo_gl_unmap(bo, context_gl);
 }