[Mesa-dev] [PATCH 2/2] winsys/svga: Increase the fence timeout

Thomas Hellstrom thellstrom at vmware.com
Thu Feb 25 10:02:03 UTC 2016


If running with a software renderer backend, the timeout may be
insufficient, and we don't want to release busy buffers too early.

In practice, SVGA gpu lockups are extremely rare.

Signed-off-by: Thomas Hellstrom <thellstrom at vmware.com>
Reviewed-by: Brian Paul <brianp at vmware.com>
Cc: "11.0 11.1" <mesa-stable at lists.freedesktop.org>
---
 src/gallium/winsys/svga/drm/vmw_screen_ioctl.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/gallium/winsys/svga/drm/vmw_screen_ioctl.c b/src/gallium/winsys/svga/drm/vmw_screen_ioctl.c
index c86d95a..7fc93e7 100644
--- a/src/gallium/winsys/svga/drm/vmw_screen_ioctl.c
+++ b/src/gallium/winsys/svga/drm/vmw_screen_ioctl.c
@@ -52,6 +52,7 @@
 #include <unistd.h>
 
 #define VMW_MAX_DEFAULT_TEXTURE_SIZE   (128 * 1024 * 1024)
+#define VMW_FENCE_TIMEOUT_SECONDS 60
 
 struct vmw_region
 {
@@ -721,7 +722,7 @@ vmw_ioctl_fence_finish(struct vmw_winsys_screen *vws,
    memset(&arg, 0, sizeof(arg));
 
    arg.handle = handle;
-   arg.timeout_us = 10*1000000;
+   arg.timeout_us = VMW_FENCE_TIMEOUT_SECONDS*1000000;
    arg.lazy = 0;
    arg.flags = vflags;
 
-- 
2.5.0



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