From 32bf2fee72266edc2354c3fc28d8da2fd3cd60c2 Mon Sep 17 00:00:00 2001
From: Johannes Thumshirn <jthumshirn@suse.de>
Date: Thu, 12 Dec 2019 08:45:43 +0100
Subject: [PATCH] btrfs/187: require 8GB scratch dev

In my testing on 1GB zram devices btrfs/187 usually fails with
ENOSPC.

Add a requirement for 8GB scratch devices (empirically measured).

Cc: Filipe Manana <fdmanana@suse.com>
Signed-off-by: Johannes Thumshirn <jthumshirn@suse.de>
Reviewed-by: Josef Bacik <josef@toxicpanda.com>
Signed-off-by: Eryu Guan <guaneryu@gmail.com>
---
 tests/btrfs/187 | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/tests/btrfs/187 b/tests/btrfs/187
index 0744797e..a604690a 100755
--- a/tests/btrfs/187
+++ b/tests/btrfs/187
@@ -39,6 +39,9 @@ _require_attrs
 
 rm -f $seqres.full
 
+# We at least need 8GB of free space on $SCRATCH_DEV
+_require_scratch_size $((8 * 1024 * 1024))
+
 _scratch_mkfs >>$seqres.full 2>&1
 _scratch_mount
 
-- 
2.30.2