SUNRPC: Always manipulate rpc_rqst::rq_bc_pa_list under xprt->bc_pa_lock
authorChuck Lever <chuck.lever@oracle.com>
Fri, 13 Feb 2015 18:08:25 +0000 (13:08 -0500)
committerTrond Myklebust <trond.myklebust@primarydata.com>
Fri, 13 Feb 2015 22:41:10 +0000 (17:41 -0500)
Other code that accesses rq_bc_pa_list holds xprt->bc_pa_lock.
xprt_complete_bc_request() should do the same.

Fixes: 2ea24497a1b3 ("SUNRPC: RPC callbacks may be split . . .")
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>

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