From owner-svn-src-all@freebsd.org Tue Nov 27 16:51:02 2018 Return-Path: Delivered-To: svn-src-all@mailman.ysv.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.ysv.freebsd.org (Postfix) with ESMTP id 28E3F1153B0F; Tue, 27 Nov 2018 16:51:02 +0000 (UTC) (envelope-from ae@FreeBSD.org) Received: from mxrelay.nyi.freebsd.org (mxrelay.nyi.freebsd.org [IPv6:2610:1c1:1:606c::19:3]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client CN "mxrelay.nyi.freebsd.org", Issuer "Let's Encrypt Authority X3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id BF10185A41; Tue, 27 Nov 2018 16:51:01 +0000 (UTC) (envelope-from ae@FreeBSD.org) Received: from repo.freebsd.org (repo.freebsd.org [IPv6:2610:1c1:1:6068::e6a:0]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mxrelay.nyi.freebsd.org (Postfix) with ESMTPS id A02621E030; Tue, 27 Nov 2018 16:51:01 +0000 (UTC) (envelope-from ae@FreeBSD.org) Received: from repo.freebsd.org ([127.0.1.37]) by repo.freebsd.org (8.15.2/8.15.2) with ESMTP id wARGp1gb040950; Tue, 27 Nov 2018 16:51:01 GMT (envelope-from ae@FreeBSD.org) Received: (from ae@localhost) by repo.freebsd.org (8.15.2/8.15.2/Submit) id wARGp1RZ040949; Tue, 27 Nov 2018 16:51:01 GMT (envelope-from ae@FreeBSD.org) Message-Id: <201811271651.wARGp1RZ040949@repo.freebsd.org> X-Authentication-Warning: repo.freebsd.org: ae set sender to ae@FreeBSD.org using -f From: "Andrey V. Elsukov" Date: Tue, 27 Nov 2018 16:51:01 +0000 (UTC) To: src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: svn commit: r341073 - head/sys/netpfil/ipfw X-SVN-Group: head X-SVN-Commit-Author: ae X-SVN-Commit-Paths: head/sys/netpfil/ipfw X-SVN-Commit-Revision: 341073 X-SVN-Commit-Repository: base MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Rspamd-Queue-Id: BF10185A41 X-Spamd-Result: default: False [1.15 / 15.00]; local_wl_from(0.00)[FreeBSD.org]; NEURAL_SPAM_LONG(0.47)[0.465,0]; NEURAL_SPAM_MEDIUM(0.64)[0.643,0]; NEURAL_SPAM_SHORT(0.04)[0.038,0] X-Rspamd-Server: mx1.freebsd.org X-BeenThere: svn-src-all@freebsd.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: "SVN commit messages for the entire src tree \(except for " user" and " projects" \)" List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 27 Nov 2018 16:51:02 -0000 Author: ae Date: Tue Nov 27 16:51:01 2018 New Revision: 341073 URL: https://svnweb.freebsd.org/changeset/base/341073 Log: Do not limit the mbuf queue length for keepalive packets. It was unlimited before overhaul, and one user reported that this limit can be reached easily. PR: 233562 MFC after: 1 week Modified: head/sys/netpfil/ipfw/ip_fw_dynamic.c Modified: head/sys/netpfil/ipfw/ip_fw_dynamic.c ============================================================================== --- head/sys/netpfil/ipfw/ip_fw_dynamic.c Tue Nov 27 16:23:17 2018 (r341072) +++ head/sys/netpfil/ipfw/ip_fw_dynamic.c Tue Nov 27 16:51:01 2018 (r341073) @@ -349,7 +349,6 @@ VNET_DEFINE_STATIC(uint32_t, dyn_short_lifetime); * dyn_rst_lifetime and dyn_fin_lifetime should be strictly lower * than dyn_keepalive_period. */ -#define DYN_KEEPALIVE_MAXQ 512 VNET_DEFINE_STATIC(uint32_t, dyn_keepalive_interval); VNET_DEFINE_STATIC(uint32_t, dyn_keepalive_period); VNET_DEFINE_STATIC(uint32_t, dyn_keepalive); @@ -2351,7 +2350,7 @@ dyn_send_keepalive_ipv4(struct ip_fw_chain *chain) struct dyn_ipv4_state *s; uint32_t bucket; - mbufq_init(&q, DYN_KEEPALIVE_MAXQ); + mbufq_init(&q, INT_MAX); IPFW_UH_RLOCK(chain); /* * It is safe to not use hazard pointer and just do lockless @@ -2458,7 +2457,7 @@ dyn_send_keepalive_ipv6(struct ip_fw_chain *chain) struct dyn_ipv6_state *s; uint32_t bucket; - mbufq_init(&q, DYN_KEEPALIVE_MAXQ); + mbufq_init(&q, INT_MAX); IPFW_UH_RLOCK(chain); /* * It is safe to not use hazard pointer and just do lockless