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Diffstat (limited to 'fs/cifs/cifsglob.h')
-rw-r--r--fs/cifs/cifsglob.h17
1 files changed, 17 insertions, 0 deletions
diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h
index b23a0ee8c6f8..d88b4b523dcc 100644
--- a/fs/cifs/cifsglob.h
+++ b/fs/cifs/cifsglob.h
@@ -1154,6 +1154,14 @@ struct cifs_pending_open {
__u32 oplock;
};
+struct cifs_deferred_close {
+ struct list_head dlist;
+ struct tcon_link *tlink;
+ __u16 netfid;
+ __u64 persistent_fid;
+ __u64 volatile_fid;
+};
+
/*
* This info hangs off the cifsFileInfo structure, pointed to by llist.
* This is used to track byte stream locks on the file
@@ -1248,6 +1256,9 @@ struct cifsFileInfo {
struct cifs_search_info srch_inf;
struct work_struct oplock_break; /* work for oplock breaks */
struct work_struct put; /* work for the final part of _put */
+ struct delayed_work deferred;
+ bool oplock_break_received; /* Flag to indicate oplock break */
+ bool deferred_scheduled;
};
struct cifs_io_parms {
@@ -1392,6 +1403,7 @@ struct cifsInodeInfo {
#define CIFS_INO_DELETE_PENDING (3) /* delete pending on server */
#define CIFS_INO_INVALID_MAPPING (4) /* pagecache is invalid */
#define CIFS_INO_LOCK (5) /* lock bit for synchronization */
+#define CIFS_INO_MODIFIED_ATTR (6) /* Indicate change in mtime/ctime */
unsigned long flags;
spinlock_t writers_lock;
unsigned int writers; /* Number of writers on this inode */
@@ -1404,6 +1416,8 @@ struct cifsInodeInfo {
struct fscache_cookie *fscache;
#endif
struct inode vfs_inode;
+ struct list_head deferred_closes; /* list of deferred closes */
+ spinlock_t deferred_lock; /* protection on deferred list */
};
static inline struct cifsInodeInfo *
@@ -1871,11 +1885,14 @@ extern bool disable_legacy_dialects; /* forbid vers=1.0 and vers=2.0 mounts */
void cifs_oplock_break(struct work_struct *work);
void cifs_queue_oplock_break(struct cifsFileInfo *cfile);
+void smb2_deferred_work_close(struct work_struct *work);
+extern const struct slow_work_ops cifs_oplock_break_ops;
extern struct workqueue_struct *cifsiod_wq;
extern struct workqueue_struct *decrypt_wq;
extern struct workqueue_struct *fileinfo_put_wq;
extern struct workqueue_struct *cifsoplockd_wq;
+extern struct workqueue_struct *deferredclose_wq;
extern __u32 cifs_lock_secret;
extern mempool_t *cifs_mid_poolp;