From patchwork Tue Dec 18 23:04:18 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Samuel Thibault X-Patchwork-Id: 10736585 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 679A2924 for ; Tue, 18 Dec 2018 23:36:10 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 553302AECB for ; Tue, 18 Dec 2018 23:36:10 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 466612AF9B; Tue, 18 Dec 2018 23:36:10 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00,MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=ham version=3.3.1 Received: from lists.gnu.org (lists.gnu.org [208.118.235.17]) (using TLSv1 with cipher AES256-SHA (256/256 bits)) (No client certificate requested) by mail.wl.linuxfoundation.org (Postfix) with ESMTPS id E504F2AECB for ; Tue, 18 Dec 2018 23:36:09 +0000 (UTC) Received: from localhost ([::1]:56811 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gZOuH-00083I-4R for patchwork-qemu-devel@patchwork.kernel.org; Tue, 18 Dec 2018 18:36:09 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:40689) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1gZOR9-0000LI-6B for qemu-devel@nongnu.org; Tue, 18 Dec 2018 18:06:04 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1gZOR7-000502-TW for qemu-devel@nongnu.org; Tue, 18 Dec 2018 18:06:02 -0500 Received: from hera.aquilenet.fr ([2a0c:e300::1]:57666) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from ) id 1gZOR7-0004PR-I1 for qemu-devel@nongnu.org; Tue, 18 Dec 2018 18:06:01 -0500 Received: from localhost (localhost [127.0.0.1]) by hera.aquilenet.fr (Postfix) with ESMTP id 7E108279F; Wed, 19 Dec 2018 00:05:11 +0100 (CET) X-Virus-Scanned: Debian amavisd-new at aquilenet.fr Received: from hera.aquilenet.fr ([127.0.0.1]) by localhost (hera.aquilenet.fr [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 6wviYuyndMi7; Wed, 19 Dec 2018 00:05:10 +0100 (CET) Received: from function.home (unknown [IPv6:2a01:cb19:181:c200:9eb6:d0ff:fe88:c3c7]) by hera.aquilenet.fr (Postfix) with ESMTPSA id 6DB1828CC; Wed, 19 Dec 2018 00:04:46 +0100 (CET) Received: from samy by function.home with local (Exim 4.91) (envelope-from ) id 1gZOPs-0007Ji-6Y; Wed, 19 Dec 2018 00:04:44 +0100 From: Samuel Thibault To: qemu-devel@nongnu.org, peter.maydell@linaro.org Date: Wed, 19 Dec 2018 00:04:18 +0100 Message-Id: <20181218230442.27887-41-samuel.thibault@ens-lyon.org> X-Mailer: git-send-email 2.19.2 In-Reply-To: <20181218230442.27887-1-samuel.thibault@ens-lyon.org> References: <20181218230442.27887-1-samuel.thibault@ens-lyon.org> MIME-Version: 1.0 X-detected-operating-system: by eggs.gnu.org: Genre and OS details not recognized. X-Received-From: 2a0c:e300::1 Subject: [Qemu-devel] [PULL 40/64] slirp: remove dead TCP_ACK_HACK code X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: =?utf-8?q?Marc-Andr=C3=A9_Lureau?= , Samuel Thibault , stefanha@redhat.com, jan.kiszka@siemens.com Errors-To: qemu-devel-bounces+patchwork-qemu-devel=patchwork.kernel.org@nongnu.org Sender: "Qemu-devel" X-Virus-Scanned: ClamAV using ClamSMTP From: Marc-André Lureau Untouched since original introduction in 2004. Signed-off-by: Marc-André Lureau Reviewed-by: Daniel P. Berrangé Signed-off-by: Samuel Thibault --- slirp/tcp_input.c | 23 +---------------------- 1 file changed, 1 insertion(+), 22 deletions(-) diff --git a/slirp/tcp_input.c b/slirp/tcp_input.c index 5b5355dd99..b67ec24075 100644 --- a/slirp/tcp_input.c +++ b/slirp/tcp_input.c @@ -60,27 +60,6 @@ * Set DELACK for segments received in order, but ack immediately * when segments are out of order (so fast retransmit can work). */ -#ifdef TCP_ACK_HACK -#define TCP_REASS(tp, ti, m, so, flags) {\ - if ((ti)->ti_seq == (tp)->rcv_nxt && \ - tcpfrag_list_empty(tp) && \ - (tp)->t_state == TCPS_ESTABLISHED) {\ - if (ti->ti_flags & TH_PUSH) \ - tp->t_flags |= TF_ACKNOW; \ - else \ - tp->t_flags |= TF_DELACK; \ - (tp)->rcv_nxt += (ti)->ti_len; \ - flags = (ti)->ti_flags & TH_FIN; \ - if (so->so_emu) { \ - if (tcp_emu((so),(m))) sbappend((so), (m)); \ - } else \ - sbappend((so), (m)); \ - } else {\ - (flags) = tcp_reass((tp), (ti), (m)); \ - tp->t_flags |= TF_ACKNOW; \ - } \ -} -#else #define TCP_REASS(tp, ti, m, so, flags) { \ if ((ti)->ti_seq == (tp)->rcv_nxt && \ tcpfrag_list_empty(tp) && \ @@ -97,7 +76,7 @@ tp->t_flags |= TF_ACKNOW; \ } \ } -#endif + static void tcp_dooptions(struct tcpcb *tp, u_char *cp, int cnt, struct tcpiphdr *ti); static void tcp_xmit_timer(register struct tcpcb *tp, int rtt);