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SUNRPC enable back offline transports in trunking discovery

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When we are adding a transport to a xprt_switch that's already on
the list but has been marked OFFLINE, then make the state ONLINE
since it's been tested now.

Signed-off-by: Olga Kornievskaia <kolga@netapp.com>
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
This commit is contained in:
Olga Kornievskaia 2022-07-25 09:32:25 -04:00 committed by Trond Myklebust
parent 95d0d30c66
commit 9368fd6c75
2 changed files with 15 additions and 0 deletions
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1
include/linux/sunrpc/clnt.h
View File

@ -242,6 +242,7 @@ void rpc_clnt_xprt_switch_put(struct rpc_clnt *);
void rpc_clnt_xprt_switch_add_xprt(struct rpc_clnt *, struct rpc_xprt *);
bool rpc_clnt_xprt_switch_has_addr(struct rpc_clnt *clnt,
const struct sockaddr *sap);
void rpc_clnt_xprt_set_online(struct rpc_clnt *clnt, struct rpc_xprt *xprt);
void rpc_cleanup_clids(void);
static inline int rpc_reply_expected(struct rpc_task *task)

14
net/sunrpc/clnt.c
View File

@ -3095,8 +3095,22 @@ void rpc_clnt_xprt_switch_put(struct rpc_clnt *clnt)
}
EXPORT_SYMBOL_GPL(rpc_clnt_xprt_switch_put);
void rpc_clnt_xprt_set_online(struct rpc_clnt *clnt, struct rpc_xprt *xprt)
{
struct rpc_xprt_switch *xps;
rcu_read_lock();
xps = rcu_dereference(clnt->cl_xpi.xpi_xpswitch);
rcu_read_unlock();
xprt_set_online_locked(xprt, xps);
}
void rpc_clnt_xprt_switch_add_xprt(struct rpc_clnt *clnt, struct rpc_xprt *xprt)
{
if (rpc_clnt_xprt_switch_has_addr(clnt,
(const struct sockaddr *)&xprt->addr)) {
return rpc_clnt_xprt_set_online(clnt, xprt);
}
rcu_read_lock();
rpc_xprt_switch_add_xprt(rcu_dereference(clnt->cl_xpi.xpi_xpswitch),
xprt);