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[v2,4/6] btrfs: quota rescan helpers

Message ID a1eb6944ff3b05688c8878e2781b5fca61be7a88.1695855635.git.boris@bur.io (mailing list archive)
State New, archived
Headers show
Series btrfs: simple quotas fstests | expand

Commit Message

Boris Burkov Sept. 27, 2023, 11:07 p.m. UTC 
Many btrfs tests explicitly trigger quota rescan. This is not a
meaningful operation for simple quotas, so we wrap it in a helper that
doesn't blow up quite so badly and lets us run those tests where the
rescan is a qgroup detail.

Signed-off-by: Boris Burkov <boris@bur.io>
---
 common/btrfs | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
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Patch

diff --git a/common/btrfs b/common/btrfs
index 37796cc6e..0053fec48 100644
--- a/common/btrfs
+++ b/common/btrfs
@@ -710,6 +710,24 @@  _check_regular_qgroup()
 	_qgroup_mode "$@" | grep -q 'qgroup'
 }
 
+_qgroup_rescan()
+{
+	local mnt=$1
+
+	_check_regular_qgroup $dev || return 1
+	_run_btrfs_util_prog quota rescan -w $mnt
+}
+
+_require_qgroup_rescan()
+{
+	_scratch_mkfs >>$seqres.full 2>&1
+	_scratch_mount
+	_run_btrfs_util_prog quota enable $SCRATCH_MNT
+	$BTRFS_UTIL_PROG quota rescan -w $SCRATCH_MNT || \
+		_notrun "not able to run quota rescan"
+	_scratch_unmount
+}
+
 _require_scratch_qgroup()
 {
 	_scratch_mkfs >>$seqres.full 2>&1