diff options
| author | Trond Myklebust <Trond.Myklebust@netapp.com> | 2006-01-03 09:55:04 +0100 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2006-01-06 14:58:39 -0500 |
| commit | 963d8fe53339128ee46a7701f2e36305f0ccff8c (patch) | |
| tree | 426736c70a8e05cb1d945d5c7f44ea6475edd113 /fs/lockd/svclock.c | |
| parent | abbcf28f23d53e8ec56a91f3528743913fa2694a (diff) | |
| download | lwn-963d8fe53339128ee46a7701f2e36305f0ccff8c.tar.gz lwn-963d8fe53339128ee46a7701f2e36305f0ccff8c.zip | |
RPC: Clean up RPC task structure
Shrink the RPC task structure. Instead of storing separate pointers
for task->tk_exit and task->tk_release, put them in a structure.
Also pass the user data pointer as a parameter instead of passing it via
task->tk_calldata. This enables us to nest callbacks.
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'fs/lockd/svclock.c')
| -rw-r--r-- | fs/lockd/svclock.c | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/fs/lockd/svclock.c b/fs/lockd/svclock.c index 49f959796b66..87d09a0d8f64 100644 --- a/fs/lockd/svclock.c +++ b/fs/lockd/svclock.c @@ -41,7 +41,8 @@ static void nlmsvc_insert_block(struct nlm_block *block, unsigned long); static int nlmsvc_remove_block(struct nlm_block *block); -static void nlmsvc_grant_callback(struct rpc_task *task); + +static const struct rpc_call_ops nlmsvc_grant_ops; /* * The list of blocked locks to retry @@ -562,7 +563,7 @@ callback: /* Call the client */ nlm_get_host(block->b_call.a_host); if (nlmsvc_async_call(&block->b_call, NLMPROC_GRANTED_MSG, - nlmsvc_grant_callback) < 0) + &nlmsvc_grant_ops) < 0) nlm_release_host(block->b_call.a_host); up(&file->f_sema); } @@ -575,10 +576,9 @@ callback: * chain once more in order to have it removed by lockd itself (which can * then sleep on the file semaphore without disrupting e.g. the nfs client). */ -static void -nlmsvc_grant_callback(struct rpc_task *task) +static void nlmsvc_grant_callback(struct rpc_task *task, void *data) { - struct nlm_rqst *call = (struct nlm_rqst *) task->tk_calldata; + struct nlm_rqst *call = data; struct nlm_block *block; unsigned long timeout; struct sockaddr_in *peer_addr = RPC_PEERADDR(task->tk_client); @@ -614,6 +614,10 @@ nlmsvc_grant_callback(struct rpc_task *task) nlm_release_host(call->a_host); } +static const struct rpc_call_ops nlmsvc_grant_ops = { + .rpc_call_done = nlmsvc_grant_callback, +}; + /* * We received a GRANT_RES callback. Try to find the corresponding * block. |