From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id B30B5C25B07 for ; Tue, 9 Aug 2022 18:06:01 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1343514AbiHISF6 (ORCPT ); Tue, 9 Aug 2022 14:05:58 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:42478 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1344675AbiHISFa (ORCPT ); Tue, 9 Aug 2022 14:05:30 -0400 Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 72AEC27B1A; Tue, 9 Aug 2022 11:02:30 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by ams.source.kernel.org (Postfix) with ESMTPS id F1608B8171A; Tue, 9 Aug 2022 18:02:28 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 50008C433D6; Tue, 9 Aug 2022 18:02:27 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1660068147; bh=p57W8xdgWJ4rBg4QKkF/0C1QRV+CcyrZojmXs1ej7Rs=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=baUyoisuFVB7MLPLu9/12yEZeao2kC7QYD5fQw4Q7OiwA6SKzvpzxtqoYKqKD09zp eX7uJayWjACmEPLso3dfiT5F7riv69mCyIIV93BKkWk2RKYLw04O5hQJwIYsvgUtZz 2J2hIRe6azyX7mTTmvWKDdABSg+fS9h7+T1dSARE= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Xin Long , Marcelo Ricardo Leitner , "David S. Miller" , Sasha Levin Subject: [PATCH 4.19 18/32] Documentation: fix sctp_wmem in ip-sysctl.rst Date: Tue, 9 Aug 2022 20:00:09 +0200 Message-Id: <20220809175513.662269725@linuxfoundation.org> X-Mailer: git-send-email 2.37.1 In-Reply-To: <20220809175513.082573955@linuxfoundation.org> References: <20220809175513.082573955@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org From: Xin Long [ Upstream commit aa709da0e032cee7c202047ecd75f437bb0126ed ] Since commit 1033990ac5b2 ("sctp: implement memory accounting on tx path"), SCTP has supported memory accounting on tx path where 'sctp_wmem' is used by sk_wmem_schedule(). So we should fix the description for this option in ip-sysctl.rst accordingly. v1->v2: - Improve the description as Marcelo suggested. Fixes: 1033990ac5b2 ("sctp: implement memory accounting on tx path") Signed-off-by: Xin Long Acked-by: Marcelo Ricardo Leitner Signed-off-by: David S. Miller Signed-off-by: Sasha Levin --- Documentation/networking/ip-sysctl.txt | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/Documentation/networking/ip-sysctl.txt b/Documentation/networking/ip-sysctl.txt index e315e6052b9f..eb24b8137226 100644 --- a/Documentation/networking/ip-sysctl.txt +++ b/Documentation/networking/ip-sysctl.txt @@ -2170,7 +2170,14 @@ sctp_rmem - vector of 3 INTEGERs: min, default, max Default: 4K sctp_wmem - vector of 3 INTEGERs: min, default, max - Currently this tunable has no effect. + Only the first value ("min") is used, "default" and "max" are + ignored. + + min: Minimum size of send buffer that can be used by SCTP sockets. + It is guaranteed to each SCTP socket (but not association) even + under moderate memory pressure. + + Default: 4K addr_scope_policy - INTEGER Control IPv4 address scoping - draft-stewart-tsvwg-sctp-ipv4-00 -- 2.35.1