From: Noah Goldstein <goldstein.w.n@gmail.com>
Date: Sat, 5 Feb 2022 09:10:44 +0000 (-0600)
Subject: Benchtests: move 'alloc_bufs' from loop in bench-memset.c
X-Git-Tag: glibc-2.36~738
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=90cbb806361a5da29a9ef99866f0b3e699fad176;p=thirdparty%2Fglibc.git

Benchtests: move 'alloc_bufs' from loop in bench-memset.c

One buf allocation is sufficient. Calling `alloc_bufs' in the loop
just adds unnecessary syscall overhead.
Reviewed-by: H.J. Lu <hjl.tools@gmail.com>
---

diff --git a/benchtests/bench-memset.c b/benchtests/bench-memset.c
index beba3fbe469..e1e2d5f1769 100644
--- a/benchtests/bench-memset.c
+++ b/benchtests/bench-memset.c
@@ -74,7 +74,6 @@ do_test (json_ctx_t *json_ctx, size_t align, int c, size_t len)
   FOR_EACH_IMPL (impl, 0)
     {
       do_one_test (json_ctx, impl, (CHAR *) (buf1) + align, c, len);
-      alloc_bufs ();
     }
 
   json_array_end (json_ctx);
@@ -88,8 +87,9 @@ test_main (void)
   size_t i;
   int c = 0;
 
-  test_init ();
 
+  test_init ();
+  alloc_bufs ();
   json_init (&json_ctx, 0, stdout);
 
   json_document_begin (&json_ctx);