From 4cc3f682fb57a920e3cc14e99323d66e380c1ee7 Mon Sep 17 00:00:00 2001
From: Thomas Schwinge <thomas@schwinge.name>
Date: Sat, 5 Nov 2011 23:19:34 +0100
Subject: open_issues/performance/io_system/binutils_ld_64ksec: Move Xen lseek
 stuff... open_issues/xen_lseek: ... here.

---
 open_issues/xen_lseek/test-lseek.c | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)
 create mode 100644 open_issues/xen_lseek/test-lseek.c

(limited to 'open_issues/xen_lseek/test-lseek.c')

diff --git a/open_issues/xen_lseek/test-lseek.c b/open_issues/xen_lseek/test-lseek.c
new file mode 100644
index 00000000..667dce66
--- /dev/null
+++ b/open_issues/xen_lseek/test-lseek.c
@@ -0,0 +1,17 @@
+#include <stdio.h>
+#include <math.h>
+#include <fcntl.h>
+#include <unistd.h>
+#include <sys/time.h>
+#define N 100000
+int main(void) {
+	int fd = open("test.c", O_RDONLY);
+	struct timeval tv1, tv2;
+	int i;
+	gettimeofday(&tv1, NULL);
+	for (i = 0; i < N; i++)
+		lseek(fd, 0, SEEK_CUR);
+	gettimeofday(&tv2, NULL);
+	printf("%fµs\n", (float)((tv2.tv_sec-tv1.tv_sec) * 1000000 + tv2.tv_usec - tv1.tv_usec)/N);
+	return 0;
+}
-- 
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