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From: Qu Wenruo <wqu@suse.com>
To: linux-btrfs@vger.kernel.org, fstests@vger.kernel.org
Subject: [PATCH] fstests: btrfs/224: do not assign snapshot to a subvolume qgroup
Date: Mon, 26 Feb 2024 14:32:34 +1030	[thread overview]
Message-ID: <20240226040234.102767-1-wqu@suse.com> (raw)

For "btrfs subvolume snapshot -i <qgroupid>", we only expect the target
qgroup to be a higher level one.

Assigning a 0 level qgroup to another 0 level qgroup is only going to
cause confusion, and I'm planning to do extra sanity checks both in
kernel and btrfs-progs to reject such behavior.

So change the test case to do regular higher level qgroup assignment
only.

Signed-off-by: Qu Wenruo <wqu@suse.com>
---
 tests/btrfs/224 | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/tests/btrfs/224 b/tests/btrfs/224
index de10942f..611df3ab 100755
--- a/tests/btrfs/224
+++ b/tests/btrfs/224
@@ -67,7 +67,7 @@ assign_no_shared_test()
 	_check_scratch_fs
 }
 
-# Test snapshot with assigning qgroup for submodule
+# Test snapshot with assigning qgroup for higher level qgroup
 snapshot_test()
 {
 	_scratch_mkfs > /dev/null 2>&1
@@ -78,9 +78,9 @@ snapshot_test()
 	_qgroup_rescan $SCRATCH_MNT >> $seqres.full
 
 	$BTRFS_UTIL_PROG subvolume create $SCRATCH_MNT/a >> $seqres.full
+	$BTRFS_UTIL_PROG qgroup create 1/0 $SCRATCH_MNT >> $seqres.full
 	_ddt of="$SCRATCH_MNT"/a/file1 bs=1M count=1 >> $seqres.full 2>&1
-	subvolid=$(_btrfs_get_subvolid $SCRATCH_MNT a)
-	$BTRFS_UTIL_PROG subvolume snapshot -i 0/$subvolid $SCRATCH_MNT/a $SCRATCH_MNT/b >> $seqres.full
+	$BTRFS_UTIL_PROG subvolume snapshot -i 1/0 $SCRATCH_MNT/a $SCRATCH_MNT/b >> $seqres.full
 
 	_scratch_unmount
 	_check_scratch_fs
-- 
2.42.0


             reply	other threads:[~2024-02-26  4:02 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-02-26  4:02 Qu Wenruo [this message]
2024-02-26  6:28 ` [PATCH] fstests: btrfs/224: do not assign snapshot to a subvolume qgroup Anand Jain
2024-02-26  8:01   ` Qu Wenruo
2024-02-26 13:49     ` Sidong Yang
2024-02-26 12:01 ` David Sterba

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