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-rw-r--r--kms++util/src/testpat.cpp4
1 files changed, 4 insertions, 0 deletions
diff --git a/kms++util/src/testpat.cpp b/kms++util/src/testpat.cpp
index 519f960..6cb5d85 100644
--- a/kms++util/src/testpat.cpp
+++ b/kms++util/src/testpat.cpp
@@ -155,6 +155,10 @@ static void draw_test_pattern_impl(IMappedFramebuffer& fb)
return;
}
+ // Create the mmaps before starting the threads
+ for (unsigned i = 0; i < fb.num_planes(); ++i)
+ fb.map(0);
+
unsigned num_threads = thread::hardware_concurrency();
vector<thread> workers;