SUNRPC: Retry wrap in case of memory allocation failure.
For privacy we need to allocate extra pages to hold encrypted page data when wrapping requests. This allocation may fail, and we handle that case by waiting and retrying. Signed-off-by: J. Bruce Fields <bfields@citi.umich.edu> Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
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@ -710,9 +710,16 @@ call_encode(struct rpc_task *task)
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rpc_exit(task, -EIO);
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return;
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}
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if (encode != NULL)
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task->tk_status = rpcauth_wrap_req(task, encode, req, p,
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task->tk_msg.rpc_argp);
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if (encode == NULL)
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return;
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task->tk_status = rpcauth_wrap_req(task, encode, req, p,
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task->tk_msg.rpc_argp);
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if (task->tk_status == -ENOMEM) {
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/* XXX: Is this sane? */
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rpc_delay(task, 3*HZ);
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task->tk_status = -EAGAIN;
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}
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}
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/*
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