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authorStanislav Kinsbursky <skinsbursky@parallels.com>2012-01-11 19:18:17 +0400
committerTrond Myklebust <Trond.Myklebust@netapp.com>2012-01-31 18:20:25 -0500
commit80df9d202255071c8ec610a6a3fdca5cac69f7bd (patch)
tree140bf4a80e2ffe5d5e5601330b9a3e27e1aecf14 /net/sunrpc/sunrpc.h
parent70abc49b4f4a4ef04a6bd9852edbd047b480bed7 (diff)
downloadlinux-80df9d202255071c8ec610a6a3fdca5cac69f7bd.tar.gz
SUNRPC: subscribe RPC clients to pipefs notifications
This patch subscribes RPC clients to RPC pipefs notifications. RPC clients notifier block is registering with pipefs initialization during SUNRPC module init. This notifier callback is responsible for RPC client PipeFS directory and GSS pipes creation. For pipes creation and destruction two additional callbacks were added to struct rpc_authops. Note that no locking required in notifier callback because PipeFS superblock pointer is passed as an argument from it's creation or destruction routine and thus we can be sure about it's validity. Signed-off-by: Stanislav Kinsbursky <skinsbursky@parallels.com> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
Diffstat (limited to 'net/sunrpc/sunrpc.h')
-rw-r--r--net/sunrpc/sunrpc.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/net/sunrpc/sunrpc.h b/net/sunrpc/sunrpc.h
index 90c292e2738..14c9f6d1c5f 100644
--- a/net/sunrpc/sunrpc.h
+++ b/net/sunrpc/sunrpc.h
@@ -47,5 +47,7 @@ int svc_send_common(struct socket *sock, struct xdr_buf *xdr,
struct page *headpage, unsigned long headoffset,
struct page *tailpage, unsigned long tailoffset);
+int rpc_clients_notifier_register(void);
+void rpc_clients_notifier_unregister(void);
#endif /* _NET_SUNRPC_SUNRPC_H */