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254: fix to pass subvolid=0 to set default btrfs subvolme

PATCH New Li Zefan 1 participant 1 message Nov 18, 2011 Btrfs file system

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Li Zefan

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PATCH 1/1 254: fix to pass subvolid=0 to set default btrfs subvolme

The usage is 'btrfs subvolume set-default <id> <path>', not '<path> <path>'.

The code happens to work because strotoull(path) returns 0, but it will fail if in the future we check the argument more strict in btrfs-progs.

---
 254 |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)
254 +2 -2
index 6320291..5216120 100755
@@ -78,7 +78,7 @@ ls $SCRATCH_MNT/subvol
 echo "Creating file bar in subvol"
 dd if=/dev/zero of=$SCRATCH_MNT/subvol/bar bs=1M count=1 &> /dev/null
 echo "Setting subvol to the default"
-btrfs subvolume set-default $SCRATCH_MNT/subvol $SCRATCH_MNT/subvol | _filter_scratch
+btrfs subvolume set-default 0 $SCRATCH_MNT/subvol | _filter_scratch
 _scratch_remount
 echo "List root dir which is now subvol"
 ls $SCRATCH_MNT
@@ -88,7 +88,7 @@ _scratch_mount "-o subvolid=0"
 echo "List root dir"
 ls $SCRATCH_MNT
 echo "Setting the root dir as the default again"
-btrfs subvolume set-default $SCRATCH_MNT $SCRATCH_MNT | _filter_scratch
+btrfs subvolume set-default 0 $SCRATCH_MNT | _filter_scratch
 _scratch_remount
 echo "List root dir"
 ls $SCRATCH_MNT

-- 1.7.3.1

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