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authorTrond Myklebust <Trond.Myklebust@netapp.com>2009-09-15 13:32:13 -0400
committerJ. Bruce Fields <bfields@citi.umich.edu>2009-09-15 20:49:33 -0400
commit5d351754fcf58d1a604aa7cf95c2805e8a098ad9 (patch)
tree814bccfcfbb841ec0b2be76bbfbe1b8b6b355ff1 /net/sunrpc/auth.c
parent886e3b7fe6054230c89ae078a09565ed183ecc73 (diff)
downloadop-kernel-dev-5d351754fcf58d1a604aa7cf95c2805e8a098ad9.zip
op-kernel-dev-5d351754fcf58d1a604aa7cf95c2805e8a098ad9.tar.gz
SUNRPC: Defer the auth_gss upcall when the RPC call is asynchronous
Otherwise, the upcall is going to be synchronous, which may not be what the caller wants... Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com> Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu>
Diffstat (limited to 'net/sunrpc/auth.c')
-rw-r--r--net/sunrpc/auth.c20
1 files changed, 12 insertions, 8 deletions
diff --git a/net/sunrpc/auth.c b/net/sunrpc/auth.c
index 0c431c2..54a4e04 100644
--- a/net/sunrpc/auth.c
+++ b/net/sunrpc/auth.c
@@ -385,7 +385,7 @@ rpcauth_init_cred(struct rpc_cred *cred, const struct auth_cred *acred,
EXPORT_SYMBOL_GPL(rpcauth_init_cred);
void
-rpcauth_generic_bind_cred(struct rpc_task *task, struct rpc_cred *cred)
+rpcauth_generic_bind_cred(struct rpc_task *task, struct rpc_cred *cred, int lookupflags)
{
task->tk_msg.rpc_cred = get_rpccred(cred);
dprintk("RPC: %5u holding %s cred %p\n", task->tk_pid,
@@ -394,7 +394,7 @@ rpcauth_generic_bind_cred(struct rpc_task *task, struct rpc_cred *cred)
EXPORT_SYMBOL_GPL(rpcauth_generic_bind_cred);
static void
-rpcauth_bind_root_cred(struct rpc_task *task)
+rpcauth_bind_root_cred(struct rpc_task *task, int lookupflags)
{
struct rpc_auth *auth = task->tk_client->cl_auth;
struct auth_cred acred = {
@@ -405,7 +405,7 @@ rpcauth_bind_root_cred(struct rpc_task *task)
dprintk("RPC: %5u looking up %s cred\n",
task->tk_pid, task->tk_client->cl_auth->au_ops->au_name);
- ret = auth->au_ops->lookup_cred(auth, &acred, 0);
+ ret = auth->au_ops->lookup_cred(auth, &acred, lookupflags);
if (!IS_ERR(ret))
task->tk_msg.rpc_cred = ret;
else
@@ -413,14 +413,14 @@ rpcauth_bind_root_cred(struct rpc_task *task)
}
static void
-rpcauth_bind_new_cred(struct rpc_task *task)
+rpcauth_bind_new_cred(struct rpc_task *task, int lookupflags)
{
struct rpc_auth *auth = task->tk_client->cl_auth;
struct rpc_cred *ret;
dprintk("RPC: %5u looking up %s cred\n",
task->tk_pid, auth->au_ops->au_name);
- ret = rpcauth_lookupcred(auth, 0);
+ ret = rpcauth_lookupcred(auth, lookupflags);
if (!IS_ERR(ret))
task->tk_msg.rpc_cred = ret;
else
@@ -430,12 +430,16 @@ rpcauth_bind_new_cred(struct rpc_task *task)
void
rpcauth_bindcred(struct rpc_task *task, struct rpc_cred *cred, int flags)
{
+ int lookupflags = 0;
+
+ if (flags & RPC_TASK_ASYNC)
+ lookupflags |= RPCAUTH_LOOKUP_NEW;
if (cred != NULL)
- cred->cr_ops->crbind(task, cred);
+ cred->cr_ops->crbind(task, cred, lookupflags);
else if (flags & RPC_TASK_ROOTCREDS)
- rpcauth_bind_root_cred(task);
+ rpcauth_bind_root_cred(task, lookupflags);
else
- rpcauth_bind_new_cred(task);
+ rpcauth_bind_new_cred(task, lookupflags);
}
void
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