[PATCH 5/5] sunrpc/auth_gss: Call rcu_barrier() on module unload.

From: Jesper Dangaard Brouer
Date: Mon Jun 08 2009 - 09:34:09 EST


As the module uses rcu_call() we should make sure that all
rcu callback has been completed before removing the code.

Signed-off-by: Jesper Dangaard Brouer <hawk@xxxxxxx>
---

net/sunrpc/auth_gss/auth_gss.c | 1 +
1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/net/sunrpc/auth_gss/auth_gss.c b/net/sunrpc/auth_gss/auth_gss.c
index e630b38..66d458f 100644
--- a/net/sunrpc/auth_gss/auth_gss.c
+++ b/net/sunrpc/auth_gss/auth_gss.c
@@ -1548,6 +1548,7 @@ static void __exit exit_rpcsec_gss(void)
{
gss_svc_shutdown();
rpcauth_unregister(&authgss_ops);
+ rcu_barrier(); /* Wait for completion of call_rcu()'s */
}

MODULE_LICENSE("GPL");

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