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authorDave Airlie <[email protected]>2016-10-13 12:38:49 +1000
committerDave Airlie <[email protected]>2016-10-14 04:45:11 +1000
commit8bdac874e667179bd2682f0111cd7db58b858e5b (patch)
treeb7d7a3d64efe96b73412e480f88f6b091a8ec862
parentdfe74fd1a9e16647e0f2673d3676264f2a588a95 (diff)
radv/wsi: fix app that acquire multiple images up front
dota2 does multiple acquires followed by multiple queues, this bug manifested itself as a hang in the xshmfence code randomly when dota2 was doing it's menus. It also occured when running dota2 under phoronix-test-suite. The fix is once the image is acquired to mark it busy then so nobody else can acquire. We have to trust vulkan apps that they will eventually submit it. Acked-by: Edward O'Callaghan <[email protected]> Signed-off-by: Dave Airlie <[email protected]>
-rw-r--r--src/amd/vulkan/radv_wsi_wayland.c1
-rw-r--r--src/amd/vulkan/radv_wsi_x11.c1
2 files changed, 2 insertions, 0 deletions
diff --git a/src/amd/vulkan/radv_wsi_wayland.c b/src/amd/vulkan/radv_wsi_wayland.c
index 2b4a3d32a45..5ce2e9e7915 100644
--- a/src/amd/vulkan/radv_wsi_wayland.c
+++ b/src/amd/vulkan/radv_wsi_wayland.c
@@ -521,6 +521,7 @@ wsi_wl_swapchain_acquire_next_image(struct radv_swapchain *radv_chain,
if (!chain->images[i].busy) {
/* We found a non-busy image */
*image_index = i;
+ chain->images[image_index].busy = true;
return VK_SUCCESS;
}
}
diff --git a/src/amd/vulkan/radv_wsi_x11.c b/src/amd/vulkan/radv_wsi_x11.c
index 0aae2a3530d..9cd0db0a685 100644
--- a/src/amd/vulkan/radv_wsi_x11.c
+++ b/src/amd/vulkan/radv_wsi_x11.c
@@ -579,6 +579,7 @@ x11_acquire_next_image(struct radv_swapchain *radv_chain,
/* We found a non-busy image */
xshmfence_await(chain->images[i].shm_fence);
*image_index = i;
+ chain->images[i].busy = true;
return VK_SUCCESS;
}
}