Merge pull request #12864 from gaurav36/bug-18422-rbd-bench-write-cra…

…sh-4G-io-size rbd: bench-write should return error if io-size >= 4G Reviewed-by: Jason Dillaman <dillaman@redhat.com>
ceph · Jan 12, 2017 · 59d0207 · 59d0207
2 parents 5b97cce + 6ab73e5
commit 59d0207
Showing 1 changed file with 5 additions and 0 deletions.
diff --git a/src/tools/rbd/action/Bench.cc b/src/tools/rbd/action/Bench.cc
@@ -196,6 +196,11 @@ int do_bench(librbd::Image& image, io_type_t io_type,
     return -EINVAL;
   }
 
+  if (io_size > std::numeric_limits<uint32_t>::max()) {
+    std::cerr << "rbd: io-size should be less than 4G" << std::endl;
+    return -EINVAL;
+  }
+
   rbd_bencher b(&image, io_type, io_size);
 
   std::cout << "bench "