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ocfs2: Added post handler callable function in o2net message handler

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Currently o2net allows one handler function per message type. This
patch adds the ability to call another function to be called after
the handler has returned the message to the other node.

Handlers are now given the option of returning a context (in the form of a
void **) which will be passed back into the post message handler function.

Signed-off-by: Kurt Hackel <kurt.hackel@oracle.com>
Signed-off-by: Sunil Mushran <sunil.mushran@oracle.com>
Signed-off-by: Mark Fasheh <mark.fasheh@oracle.com>
This commit is contained in:
Kurt Hackel
2007-01-17 17:04:25 -08:00
committed by Mark Fasheh
parent 74aa25856c
commit d74c9803a9
12 changed files with 112 additions and 60 deletions
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3
fs/ocfs2/dlm/dlmlock.c
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@@ -441,7 +441,8 @@ struct dlm_lock * dlm_new_lock(int type, u8 node, u64 cookie,
* held on exit: none
* returns: DLM_NORMAL, DLM_SYSERR, DLM_IVLOCKID, DLM_NOTQUEUED
*/
int dlm_create_lock_handler(struct o2net_msg *msg, u32 len, void *data)
int dlm_create_lock_handler(struct o2net_msg *msg, u32 len, void *data,
void **ret_data)
{
struct dlm_ctxt *dlm = data;
struct dlm_create_lock *create = (struct dlm_create_lock *)msg->buf;