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authorJoel Becker <joel.becker@oracle.com>2010-01-29 14:46:44 -0800
committerJoel Becker <joel.becker@oracle.com>2010-02-26 15:41:14 -0800
commitc0e4133851ed94c73ee3d34a2f2a245fcd0a60a1 (patch)
treefd2dd796c4f07d669f00196670bbba5e5a931614 /fs/ocfs2/stackglue.h
parenta796d2862aed8117acc9f470f3429a5ee852912e (diff)
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ocfs2: Attach the connection to the lksb
We're going to want it in the ast functions, so we convert union ocfs2_dlm_lksb to struct ocfs2_dlm_lksb and let it carry the connection. Signed-off-by: Joel Becker <joel.becker@oracle.com>
Diffstat (limited to 'fs/ocfs2/stackglue.h')
-rw-r--r--fs/ocfs2/stackglue.h42
1 files changed, 23 insertions, 19 deletions
diff --git a/fs/ocfs2/stackglue.h b/fs/ocfs2/stackglue.h
index d699117fb85..bb32926912b 100644
--- a/fs/ocfs2/stackglue.h
+++ b/fs/ocfs2/stackglue.h
@@ -70,10 +70,14 @@ struct fsdlm_lksb_plus_lvb {
* size of the union is known. Lock status structures are embedded in
* ocfs2 inodes.
*/
-union ocfs2_dlm_lksb {
- struct dlm_lockstatus lksb_o2dlm;
- struct dlm_lksb lksb_fsdlm;
- struct fsdlm_lksb_plus_lvb padding;
+struct ocfs2_cluster_connection;
+struct ocfs2_dlm_lksb {
+ union {
+ struct dlm_lockstatus lksb_o2dlm;
+ struct dlm_lksb lksb_fsdlm;
+ struct fsdlm_lksb_plus_lvb padding;
+ };
+ struct ocfs2_cluster_connection *lksb_conn;
};
/*
@@ -81,9 +85,9 @@ union ocfs2_dlm_lksb {
*/
struct ocfs2_locking_protocol {
struct ocfs2_protocol_version lp_max_version;
- void (*lp_lock_ast)(union ocfs2_dlm_lksb *lksb);
- void (*lp_blocking_ast)(union ocfs2_dlm_lksb *lksb, int level);
- void (*lp_unlock_ast)(union ocfs2_dlm_lksb *lksb, int error);
+ void (*lp_lock_ast)(struct ocfs2_dlm_lksb *lksb);
+ void (*lp_blocking_ast)(struct ocfs2_dlm_lksb *lksb, int level);
+ void (*lp_unlock_ast)(struct ocfs2_dlm_lksb *lksb, int error);
};
@@ -161,7 +165,7 @@ struct ocfs2_stack_operations {
*/
int (*dlm_lock)(struct ocfs2_cluster_connection *conn,
int mode,
- union ocfs2_dlm_lksb *lksb,
+ struct ocfs2_dlm_lksb *lksb,
u32 flags,
void *name,
unsigned int namelen);
@@ -176,7 +180,7 @@ struct ocfs2_stack_operations {
* function. The caller can use this to find their object.
*/
int (*dlm_unlock)(struct ocfs2_cluster_connection *conn,
- union ocfs2_dlm_lksb *lksb,
+ struct ocfs2_dlm_lksb *lksb,
u32 flags);
/*
@@ -185,17 +189,17 @@ struct ocfs2_stack_operations {
* callback pulls out the stack-specific lksb, converts the status
* to a proper errno, and returns it.
*/
- int (*lock_status)(union ocfs2_dlm_lksb *lksb);
+ int (*lock_status)(struct ocfs2_dlm_lksb *lksb);
/*
* Return non-zero if the LVB is valid.
*/
- int (*lvb_valid)(union ocfs2_dlm_lksb *lksb);
+ int (*lvb_valid)(struct ocfs2_dlm_lksb *lksb);
/*
* Pull the lvb pointer off of the stack-specific lksb.
*/
- void *(*lock_lvb)(union ocfs2_dlm_lksb *lksb);
+ void *(*lock_lvb)(struct ocfs2_dlm_lksb *lksb);
/*
* Cluster-aware posix locks
@@ -212,7 +216,7 @@ struct ocfs2_stack_operations {
* This is an optoinal debugging hook. If provided, the
* stack can dump debugging information about this lock.
*/
- void (*dump_lksb)(union ocfs2_dlm_lksb *lksb);
+ void (*dump_lksb)(struct ocfs2_dlm_lksb *lksb);
};
/*
@@ -248,18 +252,18 @@ int ocfs2_cluster_this_node(unsigned int *node);
struct ocfs2_lock_res;
int ocfs2_dlm_lock(struct ocfs2_cluster_connection *conn,
int mode,
- union ocfs2_dlm_lksb *lksb,
+ struct ocfs2_dlm_lksb *lksb,
u32 flags,
void *name,
unsigned int namelen);
int ocfs2_dlm_unlock(struct ocfs2_cluster_connection *conn,
- union ocfs2_dlm_lksb *lksb,
+ struct ocfs2_dlm_lksb *lksb,
u32 flags);
-int ocfs2_dlm_lock_status(union ocfs2_dlm_lksb *lksb);
-int ocfs2_dlm_lvb_valid(union ocfs2_dlm_lksb *lksb);
-void *ocfs2_dlm_lvb(union ocfs2_dlm_lksb *lksb);
-void ocfs2_dlm_dump_lksb(union ocfs2_dlm_lksb *lksb);
+int ocfs2_dlm_lock_status(struct ocfs2_dlm_lksb *lksb);
+int ocfs2_dlm_lvb_valid(struct ocfs2_dlm_lksb *lksb);
+void *ocfs2_dlm_lvb(struct ocfs2_dlm_lksb *lksb);
+void ocfs2_dlm_dump_lksb(struct ocfs2_dlm_lksb *lksb);
int ocfs2_stack_supports_plocks(void);
int ocfs2_plock(struct ocfs2_cluster_connection *conn, u64 ino,