From 223c8092349316c50eef561fabb4a4eebd325263 Mon Sep 17 00:00:00 2001
From: Shirou WAKAYAMA <shirou.faw@gmail.com>
Date: Tue, 1 Dec 2015 23:29:15 +0900
Subject: [PATCH] disk[unix]: revert 61cb121. psutil uses Available as Free.

---
 disk/disk_unix.go | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/disk/disk_unix.go b/disk/disk_unix.go
index f006c1a..e081b9d 100644
--- a/disk/disk_unix.go
+++ b/disk/disk_unix.go
@@ -16,7 +16,7 @@ func DiskUsage(path string) (*DiskUsageStat, error) {
 		Path:        path,
 		Fstype:      getFsType(stat),
 		Total:       (uint64(stat.Blocks) * uint64(bsize)),
-		Free:        (uint64(stat.Bfree) * uint64(bsize)),
+		Free:        (uint64(stat.Bavail) * uint64(bsize)),
 		InodesTotal: (uint64(stat.Files)),
 		InodesFree:  (uint64(stat.Ffree)),
 	}