vstart.sh: wipe out btrfs subvols in osd dirs

For testing on btrfs.

Signed-off-by: Sage Weil <sage@inktank.com>

diff --git a/src/vstart.sh b/src/vstart.sh
index 7b7f9b0db0cfa650cf87e3255e5f66f41b4217bf..5e39c7cb011c2af9ff95ccb2676ba6b324373073 100755 (executable)
--- a/src/vstart.sh
+++ b/src/vstart.sh
@@ -362,6 +362,7 @@ EOF
         keyring = dev/osd$osd/keyring
 EOF
                    rm -rf dev/osd$osd || true
+                   for f in dev/osd$osd/* ; do btrfs sub delete $f || true ; done || true
                    mkdir -p dev/osd$osd
            fi