pthread_mutex_unlock() when unlocked is documented by posix as
being undefined behaviour. On OpenBSD pthread_mutex_unlock() will call
abort(3) if this happens.
This occurs in amdgpu_winsys_create() after
cb446dc0fa5c68f681108f4613560543aa4cf553
winsys/amdgpu: Add amdgpu_screen_winsys
Signed-off-by: Jonathan Gray <j...@jsg.id.au>
Cc: 19.2 19.3 <mesa-sta...@lists.freedesktop.org>
---
src/gallium/winsys/amdgpu/drm/amdgpu_winsys.c | 1 -
1 file changed, 1 deletion(-)
diff --git a/src/gallium/winsys/amdgpu/drm/amdgpu_winsys.c
b/src/gallium/winsys/amdgpu/drm/amdgpu_winsys.c
index a89432d8594..2fe227c9213 100644
--- a/src/gallium/winsys/amdgpu/drm/amdgpu_winsys.c
+++ b/src/gallium/winsys/amdgpu/drm/amdgpu_winsys.c
@@ -326,7 +326,6 @@ amdgpu_winsys_create(int fd, const struct
pipe_screen_config *config,
aws = util_hash_table_get(dev_tab, dev);
if (aws) {
pipe_reference(NULL, &aws->reference);
- simple_mtx_unlock(&dev_tab_mutex);
/* Release the device handle, because we don't need it anymore.
* This function is returning an existing winsys instance, which
--
2.24.0
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