From: Anand Jain <Anand.Jain@xxxxxxxxxx>
We need btrfs to be a module so that it can unloaded and reloaded,
so that we can clean up the btrfs internal in memory device list.
This patch adds _require_btrfs_unloadable() and _reload_btrfs_ko()
to help with the same.
Signed-off-by: Anand Jain <anand.jain@xxxxxxxxxx>
---
v2: rename _require_btrfs_unloadable to _require_btrfs_loadable
common/rc | 12 ++++++++++++
1 file changed, 12 insertions(+)
diff --git a/common/rc b/common/rc
index ffdbfcdae68d..89281171365f 100644
--- a/common/rc
+++ b/common/rc
@@ -1441,6 +1441,18 @@ _supported_os()
_notrun "not suitable for this OS: $HOSTOS"
}
+_require_btrfs_loadable()
+{
+ modprobe -r btrfs || _notrun "btrfs unloadable"
+ modprobe btrfs || _notrun "Can't load btrfs"
+}
+
+_reload_btrfs_ko()
+{
+ modprobe -r btrfs || _fail "btrfs unload failed"
+ modprobe btrfs || _fail "btrfs load failed"
+}
+
# this test needs a scratch partition - check we're ok & unmount it
# No post-test check of the device is required. e.g. the test intentionally
# finishes the test with the filesystem in a corrupt state
--
2.7.0
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