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| author | Takashi Iwai <tiwai@suse.de> | 2009-02-09 17:20:13 +0100 |
|---|---|---|
| committer | Takashi Iwai <tiwai@suse.de> | 2009-02-09 17:20:13 +0100 |
| commit | d9f8e9c34150ebec2be07bb95b6a23d99ba1f6de (patch) | |
| tree | 1e8c402df9b1154f4ca37eb5242f960ef7aab747 /fs/xfs/quota/xfs_dquot.h | |
| parent | 2ebfb8eeb8f244f9d25937d31a947895cf819e26 (diff) | |
| parent | 8bd4bb7a35e8ebb015a531218614c48e10a3c4ee (diff) | |
Merge branch 'topic/quirk-cleanup' into topic/misc
Diffstat (limited to 'fs/xfs/quota/xfs_dquot.h')
| -rw-r--r-- | fs/xfs/quota/xfs_dquot.h | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/fs/xfs/quota/xfs_dquot.h b/fs/xfs/quota/xfs_dquot.h index 7e455337e2b..d443e93b433 100644 --- a/fs/xfs/quota/xfs_dquot.h +++ b/fs/xfs/quota/xfs_dquot.h @@ -97,6 +97,16 @@ typedef struct xfs_dquot { #define dq_hashlist q_lists.dqm_hashlist #define dq_flags q_lists.dqm_flags +/* + * Lock hierachy for q_qlock: + * XFS_QLOCK_NORMAL is the implicit default, + * XFS_QLOCK_NESTED is the dquot with the higher id in xfs_dqlock2 + */ +enum { + XFS_QLOCK_NORMAL = 0, + XFS_QLOCK_NESTED, +}; + #define XFS_DQHOLD(dqp) ((dqp)->q_nrefs++) #ifdef DEBUG |