From nobody Tue May 21 15:38:04 2024 X-Original-To: current@mlmmj.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mlmmj.nyi.freebsd.org (Postfix) with ESMTP id 4VkJVP3XjTz5Ld36 for ; Tue, 21 May 2024 15:38:05 +0000 (UTC) (envelope-from des@freebsd.org) Received: from smtp.freebsd.org (smtp.freebsd.org [96.47.72.83]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256 client-signature RSA-PSS (4096 bits) client-digest SHA256) (Client CN "smtp.freebsd.org", Issuer "R3" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 4VkJVP327mz4YMW; Tue, 21 May 2024 15:38:05 +0000 (UTC) (envelope-from des@freebsd.org) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1716305885; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=+FPPFUpeEvgXpnomkfjtiPYdD9C8+7bdaljYO6VPUdg=; b=vIWNlno91V0zGf1YFAOcC8qzMwy6iGxOjiUaycKNcCRcujXdjLorpsvlAEcIs/kGvfa5TH h6BQJc3s/fTIqwgULX7cGAiZ1jhV49fMXn0TnTX/kx7ix/LKYQfHyJNbemgrwuO/zwyvFZ vH/fRYk8lH8GisQjbbd5PbV3yp70tva9Oe8Se2fklrrxAzYp7RJEB7PrV5FW64idvYK0B7 sqXxy1JqsN6yg/2Nq0gv6eNuJ3zmgLT8H5RcYXzYDVjgdSynJ3i/VjkqUBJUesbkMsazzN Xofe4ICEJ/YTGHRGKC7kLf/FhlsLDUhKiog3cOzH4DLwtEMZI2JY1iV4/FybWQ== ARC-Seal: i=1; s=dkim; d=freebsd.org; t=1716305885; a=rsa-sha256; cv=none; b=RmTKjuuF3cuKh6ksWS8z1TB7yYTSAr8dErYOjp3wuvRdyG1/uIBG3kxl6U4F8vdbexvyGI SwfuutGOYks80kt9M5dm3RqLHs8ycV+jNQympSoOXPyQlAEuWn+fNqsxLN0AGJ8DHiT/d8 JYDSCtQchvVz9pUzEwFhlCFu/jhgj4/vhPw5nANsz073Z/+fhyifaWh+aEKB46+D6U+O91 D8WfN36WMtcULfqQBw0CeIg63D/F3eAynKxwfIWzqmpBZMqW1OJgBv1p4518e/IWPW9wOg 8XLLBBbbaBKl3CQEY/qGDKPSnlVRcSND9HWIZd1hwdHquuwqWEu+PG2RolYCRw== ARC-Authentication-Results: i=1; mx1.freebsd.org; none ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=freebsd.org; s=dkim; t=1716305885; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=+FPPFUpeEvgXpnomkfjtiPYdD9C8+7bdaljYO6VPUdg=; b=G9IF0VGqvo/aFspTwaqBOmZYg07SKvxTCp7EepUPVsEu5EGqNBSrmdIb1OYFKflEUPBtgI 2Hi2ynMKGzj3mof7cWLGfB93R37NF7NTaF4fxVxGESk3wCHGnXvklKzqGvono5JZw4J8of 7wZjgrgdmK/UE21kXgW0kc4iGVQhYfb/EVU4LQiQDpI09v4bb9EYWvP9MQ4syn4MKvadJ8 tmFvkbdQrHgBKcVrE/7M09OW7euK/asw8oSrR1TI/ubNBk+dEDU5v5itGvm8Qqz2brULV6 irErLGisqoLMIcxPTKB4jBAr6da73wYimm4yODmtZfhQRMkyubWEXVsYq7vNBQ== Received: from ltc.des.dev (215.21.65.37.rev.sfr.net [37.65.21.215]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (Client did not present a certificate) (Authenticated sender: des) by smtp.freebsd.org (Postfix) with ESMTPSA id 4VkJVP1vWNzFCm; Tue, 21 May 2024 15:38:05 +0000 (UTC) (envelope-from des@freebsd.org) Received: by ltc.des.dev (Postfix, from userid 1001) id 12795152B4; Tue, 21 May 2024 17:38:04 +0200 (CEST) From: =?utf-8?Q?Dag-Erling_Sm=C3=B8rgrav?= To: Marcin Cieslak Cc: Warner Losh , current@freebsd.org Subject: Re: __memcpy_chk family of functions In-Reply-To: (Marcin Cieslak's message of "Tue, 21 May 2024 15:20:32 +0000") References: <20qspnq2-8qp0-pq49-rq65-986n0q4r6rqq@fncre.vasb> <86msojvgfb.fsf@ltc.des.dev> <18p47p63-5no5-p6r9-30rq-srpqpp196522@fncre.vasb> <86ed9vurox.fsf@ltc.des.dev> User-Agent: Gnus/5.13 (Gnus v5.13) Date: Tue, 21 May 2024 17:38:04 +0200 Message-ID: <867cfnuqeb.fsf@ltc.des.dev> List-Id: Discussions about the use of FreeBSD-current List-Archive: https://lists.freebsd.org/archives/freebsd-current List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-current@FreeBSD.org MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Marcin Cieslak writes: > Dag-Erling Sm=C3=B8rgrav writes: > > Marcin Cieslak writes: > > > I think this (useful) change should go into the future release > > > notes as a new feature. > > Which change? > https://reviews.freebsd.org/D32306 Import _FORTIFY_SOURCE > implementation from NetBSD which introduced _memcpy_chk and friends to > our libc. See commit 9bfd3b4076a7 which has =E2=80=9CRelnotes: yes=E2=80=9D. It will= be added to the 15.0 release notes in due time, possibly 14.2 as well if Kyle decides to merge it. DES --=20 Dag-Erling Sm=C3=B8rgrav - des@FreeBSD.org