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author | Linus Torvalds <torvalds@linux-foundation.org> | 2020-11-27 12:42:13 -0800 |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2020-11-27 12:42:13 -0800 |
commit | a17a3ca55e96d20e25e8b1a7cd08192ce2bac3cc (patch) | |
tree | a690de46e6c2c6f67562e7a185a64d4fad67cb81 /fs/btrfs/ctree.h | |
parent | d41e9b22eb871a7a7060964db9ce1ceb1c6e5b57 (diff) | |
parent | a855fbe69229078cd8aecd8974fb996a5ca651e6 (diff) | |
download | linux-a17a3ca55e96d20e25e8b1a7cd08192ce2bac3cc.tar.gz |
Merge tag 'for-5.10-rc5-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux
Pull btrfs fixes from David Sterba: "A few fixes for various warnings that accumulated over past two weeks: - tree-checker: add missing return values for some errors - lockdep fixes - when reading qgroup config and starting quota rescan - reverse order of quota ioctl lock and VFS freeze lock - avoid accessing potentially stale fs info during device scan, reported by syzbot - add scope NOFS protection around qgroup relation changes - check for running transaction before flushing qgroups - fix tracking of new delalloc ranges for some cases" * tag 'for-5.10-rc5-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/kdave/linux: btrfs: fix lockdep splat when enabling and disabling qgroups btrfs: do nofs allocations when adding and removing qgroup relations btrfs: fix lockdep splat when reading qgroup config on mount btrfs: tree-checker: add missing returns after data_ref alignment checks btrfs: don't access possibly stale fs_info data for printing duplicate device btrfs: tree-checker: add missing return after error in root_item btrfs: qgroup: don't commit transaction when we already hold the handle btrfs: fix missing delalloc new bit for new delalloc ranges
Diffstat (limited to 'fs/btrfs/ctree.h')
-rw-r--r-- | fs/btrfs/ctree.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h index 0378933d163c..0b29bdb25105 100644 --- a/fs/btrfs/ctree.h +++ b/fs/btrfs/ctree.h @@ -878,7 +878,10 @@ struct btrfs_fs_info { */ struct ulist *qgroup_ulist; - /* protect user change for quota operations */ + /* + * Protect user change for quota operations. If a transaction is needed, + * it must be started before locking this lock. + */ struct mutex qgroup_ioctl_lock; /* list of dirty qgroups to be written at next commit */ |