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authorTrond Myklebust <Trond.Myklebust@netapp.com>2006-10-18 16:01:05 -0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2006-12-06 10:46:29 -0500
commitbbd5a1f9fc9fad0f8725812d91c51b052e847de8 (patch)
tree252650d49dd498a67c404b7c4c1abeb2dc341624
parent3e32a5d99a467b9d4d416323c8c292479b4915e5 (diff)
SUNRPC: Fix up missing BKL in asynchronous RPC callback functions
Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
-rw-r--r--include/linux/sunrpc/sched.h1
-rw-r--r--net/sunrpc/clnt.c3
-rw-r--r--net/sunrpc/sched.c15
3 files changed, 13 insertions, 6 deletions
diff --git a/include/linux/sunrpc/sched.h b/include/linux/sunrpc/sched.h
index 14fc813ddd0c..b6b6ad6253b4 100644
--- a/include/linux/sunrpc/sched.h
+++ b/include/linux/sunrpc/sched.h
@@ -252,6 +252,7 @@ void rpc_init_task(struct rpc_task *task, struct rpc_clnt *clnt,
void rpc_put_task(struct rpc_task *);
void rpc_release_task(struct rpc_task *);
void rpc_exit_task(struct rpc_task *);
+void rpc_release_calldata(const struct rpc_call_ops *, void *);
void rpc_killall_tasks(struct rpc_clnt *);
int rpc_execute(struct rpc_task *);
void rpc_init_priority_wait_queue(struct rpc_wait_queue *, const char *);
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index 8b78177e7575..37d345c04aa5 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -541,8 +541,7 @@ rpc_call_async(struct rpc_clnt *clnt, struct rpc_message *msg, int flags,
rpc_restore_sigmask(&oldset);
return status;
out_release:
- if (tk_ops->rpc_release != NULL)
- tk_ops->rpc_release(data);
+ rpc_release_calldata(tk_ops, data);
return status;
}
diff --git a/net/sunrpc/sched.c b/net/sunrpc/sched.c
index 6b808c03fb72..9c13050d23eb 100644
--- a/net/sunrpc/sched.c
+++ b/net/sunrpc/sched.c
@@ -608,6 +608,15 @@ void rpc_exit_task(struct rpc_task *task)
}
EXPORT_SYMBOL(rpc_exit_task);
+void rpc_release_calldata(const struct rpc_call_ops *ops, void *calldata)
+{
+ if (ops->rpc_release != NULL) {
+ lock_kernel();
+ ops->rpc_release(calldata);
+ unlock_kernel();
+ }
+}
+
/*
* This is the RPC `scheduler' (or rather, the finite state machine).
*/
@@ -883,8 +892,7 @@ void rpc_put_task(struct rpc_task *task)
}
if (task->tk_flags & RPC_TASK_DYNAMIC)
call_rcu_bh(&task->u.tk_rcu, rpc_free_task);
- if (tk_ops->rpc_release)
- tk_ops->rpc_release(calldata);
+ rpc_release_calldata(tk_ops, calldata);
}
EXPORT_SYMBOL(rpc_put_task);
@@ -928,8 +936,7 @@ struct rpc_task *rpc_run_task(struct rpc_clnt *clnt, int flags,
struct rpc_task *task;
task = rpc_new_task(clnt, flags, ops, data);
if (task == NULL) {
- if (ops->rpc_release != NULL)
- ops->rpc_release(data);
+ rpc_release_calldata(ops, data);
return ERR_PTR(-ENOMEM);
}
atomic_inc(&task->tk_count);