From f63ec91b5253fd982c82c41b3e74f53585b76a90 Mon Sep 17 00:00:00 2001
From: Faith Ekstrand <faith.ekstrand@collabora.com>
Date: Thu, 5 Sep 2024 14:34:47 -0500
Subject: [PATCH] nvk/nvkmd: Always map read/write for internal maps

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/31394>
---
 src/nouveau/vulkan/nvkmd/nvkmd.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/src/nouveau/vulkan/nvkmd/nvkmd.c b/src/nouveau/vulkan/nvkmd/nvkmd.c
index c85caa335de..e1fe45bb938 100644
--- a/src/nouveau/vulkan/nvkmd/nvkmd.c
+++ b/src/nouveau/vulkan/nvkmd/nvkmd.c
@@ -245,7 +245,11 @@ nvkmd_mem_map(struct nvkmd_mem *mem, struct vk_object_base *log_obj,
 
       VkResult result = VK_SUCCESS;
       if (mem->map == NULL) {
-         result = mem->ops->map(mem, log_obj, flags, NULL, &map);
+         /* We always map read/write for internal maps since they're reference
+          * counted and otherwise we don't have a good way to add permissions
+          * after the fact.
+          */
+         result = mem->ops->map(mem, log_obj, NVKMD_MEM_MAP_RDWR, NULL, &map);
          if (result == VK_SUCCESS)
             mem->map = map;
       } else {