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authorTrond Myklebust <trond.myklebust@hammerspace.com>2022-10-05 22:57:37 +0300
committerAnna Schumaker <Anna.Schumaker@Netapp.com>2022-10-06 16:52:09 +0300
commitdc4c4304855a5721d214e2a53e17df5152dd5f34 (patch)
tree0b2c9b041088686a4b01e1a0e1c8f3303e75dac6 /net/sunrpc/clnt.c
parentf8423909ecca208834a9d704e58409800f8b5f21 (diff)
downloadlinux-dc4c4304855a5721d214e2a53e17df5152dd5f34.tar.xz
SUNRPC: Add API to force the client to disconnect
Allow the caller to force a disconnection of the RPC client so that we can clear any pending requests that are buffered in the socket. Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com> Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
Diffstat (limited to 'net/sunrpc/clnt.c')
-rw-r--r--net/sunrpc/clnt.c14
1 files changed, 14 insertions, 0 deletions
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index 57677517b474..993acf38af87 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -910,6 +910,20 @@ unsigned long rpc_cancel_tasks(struct rpc_clnt *clnt, int error,
}
EXPORT_SYMBOL_GPL(rpc_cancel_tasks);
+static int rpc_clnt_disconnect_xprt(struct rpc_clnt *clnt,
+ struct rpc_xprt *xprt, void *dummy)
+{
+ if (xprt_connected(xprt))
+ xprt_force_disconnect(xprt);
+ return 0;
+}
+
+void rpc_clnt_disconnect(struct rpc_clnt *clnt)
+{
+ rpc_clnt_iterate_for_each_xprt(clnt, rpc_clnt_disconnect_xprt, NULL);
+}
+EXPORT_SYMBOL_GPL(rpc_clnt_disconnect);
+
/*
* Properly shut down an RPC client, terminating all outstanding
* requests.