Commit 4720b070 authored by Trond Myklebust's avatar Trond Myklebust Committed by J. Bruce Fields
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SUNRPC: Micro optimisation for svc_data_ready 



Don't call svc_xprt_enqueue() if the XPT_DATA flag is already set.

Signed-off-by: default avatarTrond Myklebust <trond.myklebust@primarydata.com>
Signed-off-by: default avatarJ. Bruce Fields <bfields@redhat.com>
parent fa9251af

net/sunrpc/svcsock.c

+2 −2
Original line number Diff line number Diff line
@@ -409,7 +409,7 @@ static void svc_data_ready(struct sock *sk) 
			svsk, sk,

			test_bit(XPT_BUSY, &svsk->sk_xprt.xpt_flags));

		svsk->sk_odata(sk);

		set_bit(XPT_DATA, &svsk->sk_xprt.xpt_flags);

		if (!test_and_set_bit(XPT_DATA, &svsk->sk_xprt.xpt_flags))

			svc_xprt_enqueue(&svsk->sk_xprt);

	}

}