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| author | Mark Fasheh <mfasheh@suse.com> | 2008-10-20 15:36:47 +0200 |
|---|---|---|
| committer | Mark Fasheh <mfasheh@suse.com> | 2009-01-05 17:40:24 +0100 |
| commit | 171bf93ce11f4c9929fdce6ce63df8da2f3c4475 (patch) | |
| tree | a6f29032a86bcc2b0e9971c85ec8fab22b3300ef /fs/ocfs2/quota.h | |
| parent | ocfs2: Add quota calls for allocation and freeing of inodes and space (diff) | |
| download | linux-171bf93ce11f4c9929fdce6ce63df8da2f3c4475.tar.xz linux-171bf93ce11f4c9929fdce6ce63df8da2f3c4475.zip | |
ocfs2: Periodic quota syncing
This patch creates a work queue for periodic syncing of locally cached quota
information to the global quota files. We constantly queue a delayed work
item, to get the periodic behavior.
Signed-off-by: Mark Fasheh <mfasheh@suse.com>
Acked-by: Jan Kara <jack@suse.cz>
Diffstat (limited to 'fs/ocfs2/quota.h')
| -rw-r--r-- | fs/ocfs2/quota.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/fs/ocfs2/quota.h b/fs/ocfs2/quota.h index 1f1c86311b32..e2233d51507f 100644 --- a/fs/ocfs2/quota.h +++ b/fs/ocfs2/quota.h @@ -39,6 +39,7 @@ struct ocfs2_mem_dqinfo { unsigned int dqi_chunks; /* Number of chunks in local quota file */ unsigned int dqi_blocks; /* Number of blocks allocated for local quota file */ unsigned int dqi_syncms; /* How often should we sync with other nodes */ + unsigned int dqi_syncjiff; /* Precomputed dqi_syncms in jiffies */ struct list_head dqi_chunk; /* List of chunks */ struct inode *dqi_gqinode; /* Global quota file inode */ struct ocfs2_lock_res dqi_gqlock; /* Lock protecting quota information structure */ @@ -47,6 +48,7 @@ struct ocfs2_mem_dqinfo { struct buffer_head *dqi_lqi_bh; /* Buffer head with local quota file inode */ struct buffer_head *dqi_ibh; /* Buffer with information header */ struct qtree_mem_dqinfo dqi_gi; /* Info about global file */ + struct delayed_work dqi_sync_work; /* Work for syncing dquots */ }; static inline struct ocfs2_dquot *OCFS2_DQUOT(struct dquot *dquot) @@ -90,4 +92,7 @@ struct buffer_head *ocfs2_read_quota_block(struct inode *inode, extern struct dquot_operations ocfs2_quota_operations; extern struct quota_format_type ocfs2_quota_format; +int ocfs2_quota_setup(void); +void ocfs2_quota_shutdown(void); + #endif /* _OCFS2_QUOTA_H */ |