diff --git a/llvm/test/CodeGen/Generic/2010-11-04-BigByval.ll b/llvm/test/CodeGen/Generic/2010-11-04-BigByval.ll
--- a/llvm/test/CodeGen/Generic/2010-11-04-BigByval.ll
+++ b/llvm/test/CodeGen/Generic/2010-11-04-BigByval.ll
@@ -1,6 +1,11 @@
 ; RUN: llc < %s
 ; PR7170
 
+; The test is intentionally disabled only for the NVPTX target
+; (i.e. not for nvptx-registered-target feature) due to excessive runtime.
+; Please note, that there are NVPTX special testcases for "byval"
+; UNSUPPORTED: nvptx
+
 %big = type [131072 x i8]
 
 declare void @foo(%big* byval(%big) align 1)