[PATCH 0/1] MR137: vkd3d: Leave the command queue op mutex locked after a partial flush.

[Conor McCarthy (＠cmccarthy)]

All return paths in d3d12_command_queue_flush_ops_locked() must
leave the op mutex locked.

[PATCH 1/1] vkd3d: Leave the command queue op mutex locked after a partial flush.

[Conor McCarthy]

From: Conor McCarthy

All return paths in d3d12_command_queue_flush_ops_locked() must
leave the op mutex locked.
---
 libs/vkd3d/command.c | 7 +++----
 1 file changed, 3 insertions(+), 4 deletions(-)

diff --git a/libs/vkd3d/command.c b/libs/vkd3d/command.c
index e5ead7d3..fe9da285 100644
--- a/libs/vkd3d/command.c
+++ b/libs/vkd3d/command.c
@@ -6781,7 +6781,8 @@ static bool d3d12_command_queue_op_array_append(struct d3d12_command_queue_op_ar
     return true;
 }

-static HRESULT d3d12_command_queue_fixup_after_flush(struct d3d12_command_queue *queue, unsigned int done_count)
+static HRESULT d3d12_command_queue_fixup_and_lock_after_flush(struct d3d12_command_queue *queue,
+        unsigned int done_count)
 {
     HRESULT hr;

@@ -6800,8 +6801,6 @@ static HRESULT d3d12_command_queue_fixup_after_flush(struct d3d12_command_queue

hr = d3d12_command_queue_record_as_blocked(queue);

-    vkd3d_mutex_unlock(&queue->op_mutex);
-
     return hr;
 }

@@ -6855,7 +6854,7 @@ static HRESULT d3d12_command_queue_flush_ops_locked(struct d3d12_command_queue *
                     if (op->u.wait.value > fence->max_pending_value)
                     {
                         vkd3d_mutex_unlock(&fence->mutex);
-                        return d3d12_command_queue_fixup_after_flush(queue, i);
+                        return d3d12_command_queue_fixup_and_lock_after_flush(queue, i);
                     }
                     d3d12_command_queue_wait_locked(queue, fence, op->u.wait.value);
                     d3d12_fence_decref(fence);

[PATCH 0/1] MR137: vkd3d: Leave the command queue op mutex locked after a partial flush. - approved

[Giovanni Mascellani (＠giomasce)]

This merge request was approved by Giovanni Mascellani.

[Giovanni Mascellani (＠giomasce)]

Giovanni Mascellani (@giomasce) commented about libs/vkd3d/command.c:
>  hr = d3d12_command_queue_record_as_blocked(queue);
>
> - vkd3d_mutex_unlock(&queue->op_mutex);
> - return hr;

Completely minor, but then you can ditch `hr` and directly return from `d3d12_command_queue_record_as_blocked()`.