From 957e19e8a7b3eb5bd67ec96cfc06d47e268c84ad Mon Sep 17 00:00:00 2001
From: Mike Blumenkrantz <michael.blumenkrantz@gmail.com>
Date: Thu, 15 Jan 2026 13:32:30 -0500
Subject: [PATCH] zink: flag immutable handles as such when creating resources

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/39336>
---
 src/gallium/drivers/zink/zink_resource.c | 1 +
 src/gallium/drivers/zink/zink_types.h    | 1 +
 2 files changed, 2 insertions(+)

diff --git a/src/gallium/drivers/zink/zink_resource.c b/src/gallium/drivers/zink/zink_resource.c
index 64e84c63c29..77dd6586481 100644
--- a/src/gallium/drivers/zink/zink_resource.c
+++ b/src/gallium/drivers/zink/zink_resource.c
@@ -2067,6 +2067,7 @@ zink_resource_from_handle(struct pipe_screen *pscreen,
          res->valid = true;
       else
          tc_buffer_disable_cpu_storage(pres);
+      res->obj->immutable_handle = true;
       res->internal_format = whandle->format;
    }
    return pres;
diff --git a/src/gallium/drivers/zink/zink_types.h b/src/gallium/drivers/zink/zink_types.h
index 8987ca59867..148250bf2f3 100644
--- a/src/gallium/drivers/zink/zink_types.h
+++ b/src/gallium/drivers/zink/zink_types.h
@@ -1252,6 +1252,7 @@ struct zink_resource_object {
    bool host_visible;
    bool coherent;
    bool is_aux;
+   bool immutable_handle;
 };
 
 /* "gfx" includes mesh here */