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From: schumaker.anna@gmail.com
To: linux-nfs@vger.kernel.org
Cc: Anna.Schumaker@Netapp.com
Subject: [RFC PATCH 7/7] sunrpc: Connect to a new IP address provided by the user
Date: Mon, 11 Jan 2021 16:41:43 -0500	[thread overview]
Message-ID: <20210111214143.553479-8-Anna.Schumaker@Netapp.com> (raw)
In-Reply-To: <20210111214143.553479-1-Anna.Schumaker@Netapp.com>

From: Anna Schumaker <Anna.Schumaker@Netapp.com>

We preserve the same port number, rather than providing a way to change
it. This keeps the implementation simpler for now.

Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>
---
 net/sunrpc/sysfs.c | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/net/sunrpc/sysfs.c b/net/sunrpc/sysfs.c
index 537d83635670..47a7c9b8b143 100644
--- a/net/sunrpc/sysfs.c
+++ b/net/sunrpc/sysfs.c
@@ -70,6 +70,13 @@ static ssize_t rpc_netns_address_show(struct kobject *kobj,
 static ssize_t rpc_netns_address_store(struct kobject *kobj,
 		struct kobj_attribute *attr, const char *buf, size_t count)
 {
+	struct rpc_netns_client *c = container_of(kobj,
+				struct rpc_netns_client, kobject);
+	struct rpc_clnt *clnt = c->clnt;
+	struct rpc_xprt *xprt = rcu_dereference(clnt->cl_xprt);
+	struct sockaddr *saddr = (struct sockaddr *)&xprt->addr;
+
+	xprt->addrlen = rpc_pton(xprt->xprt_net, buf, count - 1, saddr, sizeof(*saddr));
 	return count;
 }
 
-- 
2.29.2


  parent reply	other threads:[~2021-01-11 21:43 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-01-11 21:41 [RFC PATCH 0/7] SUNRPC: Create sysfs files for changing IP schumaker.anna
2021-01-11 21:41 ` [RFC PATCH 1/7] net: Add a /sys/net directory to sysfs schumaker.anna
2021-01-11 21:41 ` [RFC PATCH 2/7] sunrpc: Create a sunrpc directory under /sys/net/ schumaker.anna
2021-01-11 21:41 ` [RFC PATCH 3/7] sunrpc: Create a net/ subdirectory in the sunrpc sysfs schumaker.anna
2021-01-11 21:41 ` [RFC PATCH 4/7] sunrpc: Create per-rpc_clnt sysfs kobjects schumaker.anna
2021-01-11 21:41 ` [RFC PATCH 5/7] sunrpc: Create a per-rpc_clnt file for managing the IP address schumaker.anna
2021-01-17 12:59   ` [sunrpc] 4c73715aa6: WARNING:suspicious_RCU_usage kernel test robot
2021-01-17 12:59     ` kernel test robot
2021-01-11 21:41 ` [RFC PATCH 6/7] sunrpc: Prepare xs_connect() for taking NULL tasks schumaker.anna
2021-01-11 21:41 ` schumaker.anna [this message]
2021-01-12 13:09 ` [RFC PATCH 0/7] SUNRPC: Create sysfs files for changing IP Chuck Lever
2021-01-12 16:59   ` J. Bruce Fields
2021-01-13 19:23     ` Anna Schumaker
2021-01-13 19:48       ` Chuck Lever
2021-01-13 21:23         ` Chuck Lever
2021-01-14 20:29           ` Olga Kornievskaia
2021-01-19 15:55             ` Chuck Lever

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