Module: Mesa
Branch: main
Commit: 2c44597181e28b05d4b269ee73d4f3a59bc0a806
URL:    
http://cgit.freedesktop.org/mesa/mesa/commit/?id=2c44597181e28b05d4b269ee73d4f3a59bc0a806

Author: Iago Toral Quiroga <[email protected]>
Date:   Fri Nov 11 11:36:29 2022 +0100

v3dv: fix debug dump on BO free

We were resetting the BO struct right before dumping its data. Fix
this by moving the reset later.

Fixes: 44fa8304d45 ('v3dv: add a refcount mechanism to BOs')
Reviewed-by: Alejandro PiƱeiro <[email protected]>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/19672>

---

 src/broadcom/vulkan/v3dv_bo.c | 15 +++++++--------
 1 file changed, 7 insertions(+), 8 deletions(-)

diff --git a/src/broadcom/vulkan/v3dv_bo.c b/src/broadcom/vulkan/v3dv_bo.c
index eaefb52d3b2..f3c819fffc4 100644
--- a/src/broadcom/vulkan/v3dv_bo.c
+++ b/src/broadcom/vulkan/v3dv_bo.c
@@ -135,16 +135,9 @@ bo_free(struct v3dv_device *device,
    assert(p_atomic_read(&bo->refcnt) == 0);
    assert(bo->map == NULL);
 
-   /* Our BO structs are stored in a sparse array in the physical device,
-    * so we don't want to free the BO pointer, instead we want to reset it
-    * to 0, to signal that array entry as being free.
-    */
-   uint32_t handle = bo->handle;
-   memset(bo, 0, sizeof(*bo));
-
    struct drm_gem_close c;
    memset(&c, 0, sizeof(c));
-   c.handle = handle;
+   c.handle = bo->handle;
    int ret = v3dv_ioctl(device->pdevice->render_fd, DRM_IOCTL_GEM_CLOSE, &c);
    if (ret != 0)
       fprintf(stderr, "close object %d: %s\n", bo->handle, strerror(errno));
@@ -160,6 +153,12 @@ bo_free(struct v3dv_device *device,
       bo_dump_stats(device);
    }
 
+   /* Our BO structs are stored in a sparse array in the physical device,
+    * so we don't want to free the BO pointer, instead we want to reset it
+    * to 0, to signal that array entry as being free.
+    */
+   memset(bo, 0, sizeof(*bo));
+
    return ret == 0;
 }
 

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