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[68.61.232.219]) by smtp.gmail.com with ESMTPSA id a20sm2535088iot.17.2020.05.21.07.35.34 (version=TLS1_2 cipher=ECDHE-ECDSA-AES128-GCM-SHA256 bits=128/128); Thu, 21 May 2020 07:35:34 -0700 (PDT) Received: from klimt.1015granger.net (klimt.1015granger.net [192.168.1.55]) by gateway.1015granger.net (8.14.7/8.14.7) with ESMTP id 04LEZYgv000891; Thu, 21 May 2020 14:35:34 GMT Subject: [PATCH v3 21/32] SUNRPC: Replace dprintk() call sites in TCP receive path From: Chuck Lever To: bfields@fieldses.org Cc: linux-nfs@vger.kernel.org, linux-rdma@vger.kernel.org Date: Thu, 21 May 2020 10:35:34 -0400 Message-ID: <20200521143534.3557.5502.stgit@klimt.1015granger.net> In-Reply-To: <20200521141100.3557.17098.stgit@klimt.1015granger.net> References: <20200521141100.3557.17098.stgit@klimt.1015granger.net> User-Agent: StGit/0.22-31-g4b47 MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit Sender: linux-rdma-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-rdma@vger.kernel.org Signed-off-by: Chuck Lever --- include/trace/events/sunrpc.h | 1 + net/sunrpc/svcsock.c | 16 ++-------------- 2 files changed, 3 insertions(+), 14 deletions(-) diff --git a/include/trace/events/sunrpc.h b/include/trace/events/sunrpc.h index ec4ae34a1f84..bfea554bd91f 100644 --- a/include/trace/events/sunrpc.h +++ b/include/trace/events/sunrpc.h @@ -1502,6 +1502,7 @@ DECLARE_EVENT_CLASS(svcsock_class, DEFINE_SVCSOCK_EVENT(udp_send); DEFINE_SVCSOCK_EVENT(tcp_send); +DEFINE_SVCSOCK_EVENT(tcp_recv); DEFINE_SVCSOCK_EVENT(data_ready); DEFINE_SVCSOCK_EVENT(write_space); diff --git a/net/sunrpc/svcsock.c b/net/sunrpc/svcsock.c index 9c1eb13aa9b8..8cf06b676831 100644 --- a/net/sunrpc/svcsock.c +++ b/net/sunrpc/svcsock.c @@ -119,9 +119,8 @@ static void svc_release_skb(struct svc_rqst *rqstp) if (skb) { struct svc_sock *svsk = container_of(rqstp->rq_xprt, struct svc_sock, sk_xprt); - rqstp->rq_xprt_ctxt = NULL; - dprintk("svc: service %p, releasing skb %p\n", rqstp, skb); + rqstp->rq_xprt_ctxt = NULL; skb_free_datagram_locked(svsk->sk_sk, skb); } } @@ -132,8 +131,6 @@ static void svc_release_udp_skb(struct svc_rqst *rqstp) if (skb) { rqstp->rq_xprt_ctxt = NULL; - - dprintk("svc: service %p, releasing skb %p\n", rqstp, skb); consume_skb(skb); } } @@ -245,8 +242,6 @@ static ssize_t svc_recvfrom(struct svc_rqst *rqstp, struct kvec *iov, if (len == buflen) set_bit(XPT_DATA, &svsk->sk_xprt.xpt_flags); - dprintk("svc: socket %p recvfrom(%p, %zu) = %zd\n", - svsk, iov[0].iov_base, iov[0].iov_len, len); return len; } @@ -932,9 +927,6 @@ static int copy_pages_to_kvecs(struct kvec *vec, struct page **pages, int len) static void svc_tcp_fragment_received(struct svc_sock *svsk) { /* If we have more data, signal svc_xprt_enqueue() to try again */ - dprintk("svc: TCP %s record (%d bytes)\n", - svc_sock_final_rec(svsk) ? "final" : "nonfinal", - svc_sock_reclen(svsk)); svsk->sk_tcplen = 0; svsk->sk_marker = xdr_zero; } @@ -954,11 +946,6 @@ static int svc_tcp_recvfrom(struct svc_rqst *rqstp) __be32 calldir; int pnum; - dprintk("svc: tcp_recv %p data %d conn %d close %d\n", - svsk, test_bit(XPT_DATA, &svsk->sk_xprt.xpt_flags), - test_bit(XPT_CONN, &svsk->sk_xprt.xpt_flags), - test_bit(XPT_CLOSE, &svsk->sk_xprt.xpt_flags)); - clear_bit(XPT_DATA, &svsk->sk_xprt.xpt_flags); len = svc_tcp_read_marker(svsk, rqstp); if (len < 0) @@ -977,6 +964,7 @@ static int svc_tcp_recvfrom(struct svc_rqst *rqstp) /* Now receive data */ len = svc_recvfrom(rqstp, vec, pnum, base + want, base); if (len >= 0) { + trace_svcsock_tcp_recv(&svsk->sk_xprt, len); svsk->sk_tcplen += len; svsk->sk_datalen += len; }