From 6a31c46b1a44df94b133649af7515e2ef36c3bd6 Mon Sep 17 00:00:00 2001
From: Johannes Thumshirn <jth@kernel.org>
Date: Fri, 3 Jan 2020 12:29:05 +0100
Subject: [PATCH] btrfs/139: require 2GB scratch dev

In my testing on 1GB zram devices btrfs/139 usually fails with
ENOSPC.

Add a requirement for 2GB scratch devices (empirically measured).

Signed-off-by: Johannes Thumshirn <jth@kernel.org>
Reviewed-by: Josef Bacik <josef@toxicpanda.com>
Signed-off-by: Eryu Guan <guaneryu@gmail.com>
---
 tests/btrfs/139 | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/tests/btrfs/139 b/tests/btrfs/139
index 5664617c..1b636e81 100755
--- a/tests/btrfs/139
+++ b/tests/btrfs/139
@@ -33,7 +33,8 @@ rm -f $seqres.full
 
 _supported_fs btrfs
 _supported_os Linux
-_require_scratch
+# We at least need 2GB of free space on $SCRATCH_DEV
+_require_scratch_size $((2 * 1024 * 1024))
 
 _scratch_mkfs > /dev/null 2>&1
 _scratch_mount
-- 
2.30.2