From: Jens Axboe <jaxboe@fusionio.com>
Date: Fri, 9 Jul 2010 11:47:32 +0000 (+0200)
Subject: Only flag sync_file_range() support for newer Linux versions
X-Git-Tag: fio-1.41.6~1
X-Git-Url: https://git.kernel.dk/?p=fio.git;a=commitdiff_plain;h=093729f73bc4be4095adc1743ad25bdeac0d3633;ds=inline

Only flag sync_file_range() support for newer Linux versions

Signed-off-by: Jens Axboe <jaxboe@fusionio.com>
---

diff --git a/os/os-linux.h b/os/os-linux.h
index b6ba569a..df0ec2db 100644
--- a/os/os-linux.h
+++ b/os/os-linux.h
@@ -35,9 +35,12 @@
 #define FIO_HAVE_CL_SIZE
 #define FIO_HAVE_CGROUPS
 #define FIO_HAVE_FDATASYNC
-#define FIO_HAVE_SYNC_FILE_RANGE
 #define FIO_HAVE_FS_STAT
 
+#ifdef SYNC_FILE_RANGE_WAIT_BEFORE
+#define FIO_HAVE_SYNC_FILE_RANGE
+#endif
+
 #define OS_MAP_ANON		MAP_ANONYMOUS
 
 #ifndef CLOCK_MONOTONIC