From owner-freebsd-hackers@freebsd.org Sat May 9 22:53:12 2020 Return-Path: Delivered-To: freebsd-hackers@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id 9E29D2F7FB9 for ; Sat, 9 May 2020 22:53:12 +0000 (UTC) (envelope-from lobo@bsd.com.br) Received: from mailman.nyi.freebsd.org (unknown [127.0.1.3]) by mx1.freebsd.org (Postfix) with ESMTP id 49KMtH6hPNz4Qh7 for ; Sat, 9 May 2020 22:53:11 +0000 (UTC) (envelope-from lobo@bsd.com.br) Received: by mailman.nyi.freebsd.org (Postfix) id E51C82F7FB7; Sat, 9 May 2020 22:53:11 +0000 (UTC) Delivered-To: hackers@mailman.nyi.freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2610:1c1:1:606c::19:1]) by mailman.nyi.freebsd.org (Postfix) with ESMTP id E4CE32F7FB5 for ; Sat, 9 May 2020 22:53:11 +0000 (UTC) (envelope-from lobo@bsd.com.br) Received: from mail-il1-x131.google.com (mail-il1-x131.google.com [IPv6:2607:f8b0:4864:20::131]) (using TLSv1.3 with cipher TLS_AES_128_GCM_SHA256 (128/128 bits) server-signature RSA-PSS (4096 bits) client-signature RSA-PSS (2048 bits) client-digest SHA256) (Client CN "smtp.gmail.com", Issuer "GTS CA 1O1" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id 49KMtG3C7rz4Qh5 for ; Sat, 9 May 2020 22:53:10 +0000 (UTC) (envelope-from lobo@bsd.com.br) Received: by mail-il1-x131.google.com with SMTP id c16so4934391ilr.3 for ; Sat, 09 May 2020 15:53:10 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=bsd.com.br; s=capeta; h=mime-version:references:in-reply-to:from:date:message-id:subject:to; bh=kzTwCLvO7VVzpECDYndUpBtKWyLCyE8f6UP48NBsmz4=; b=BCts9QiVi2GcXavW7XQtQxQwPwRl3M51Pbd/X6Xz6ze6zf+SpslfG01VtCt+D7/djT uoeMw/Q2E0F9ys8T7IsV7PlcJet61tGgHXKuweKe8NxHiT5ezpS+OqJnMRus0525K9QY un3fDoMFc29Vhju/yecfgnaByxKCkFK/fPoa8= X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:references:in-reply-to:from:date :message-id:subject:to; bh=kzTwCLvO7VVzpECDYndUpBtKWyLCyE8f6UP48NBsmz4=; b=OJnX2KRKT5NO1CPeKoNBr8eci+yc5mgmYeDANR2J1YqnWt6U37NHkEt4qDaPYDlj3o RIbm53WeeVWYjWjb+a4aVV2yCQB6izsJdXo3yE/AqgE7giYTFHzLUmDctuOxVRU41YW3 nMAtmGV//3DnKAB0OngA9epk0ZUaDad3Rrp3ToBFFBNRM4sLO7Gnm5BrL8MCPM8zBKJg xMBQByPe3FOxuj8NoM/0klYbrwU5aF3WHf12JpW7VAaeBB3FYw48rId9QGJu8W3IP9zM zE5TAjyEFDRs41v6Y94ycCC9YTCcSG+JA1aYj++Z1UbFsF4Izh0h8jISfvxC8EW2rZUE sBkQ== X-Gm-Message-State: AGi0Puai9snEJaPQO4SKxmUkRWgrY+ai12sW1nNqPSdwZrGOHz6Zwcnp eDB5hei5X0OhoutQgriBrt1tvX8G+goRMpVubkHDxORIyJw= X-Google-Smtp-Source: APiQypJGuUBUhkhoC79npc4cFk8JMFGQZdfGl0CKsmFv39irtPVQ7VUd4QCEOImmyR0kRIv3rDoQ2cum3Zp+bmePaDA= X-Received: by 2002:a92:8f49:: with SMTP id j70mr9289665ild.117.1589064788405; Sat, 09 May 2020 15:53:08 -0700 (PDT) MIME-Version: 1.0 References: <614e0ff9-1adc-1634-5711-ca032d6260bf@fastmail.com> In-Reply-To: <614e0ff9-1adc-1634-5711-ca032d6260bf@fastmail.com> From: Mario Lobo Date: Sat, 9 May 2020 19:52:56 -0300 Message-ID: Subject: Re: Find specific changes between revisions To: hackers@freebsd.org, vbox@freebsd.org, "freebsd-emulation@freebsd.org" X-Rspamd-Queue-Id: 49KMtG3C7rz4Qh5 X-Spamd-Bar: --- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=bsd.com.br header.s=capeta header.b=BCts9QiV; dmarc=none; spf=pass (mx1.freebsd.org: domain of lobo@bsd.com.br designates 2607:f8b0:4864:20::131 as permitted sender) smtp.mailfrom=lobo@bsd.com.br X-Spamd-Result: default: False [-3.24 / 15.00]; ARC_NA(0.00)[]; TO_DN_EQ_ADDR_SOME(0.00)[]; R_DKIM_ALLOW(-0.20)[bsd.com.br:s=capeta]; NEURAL_HAM_MEDIUM(-1.00)[-1.000,0]; FROM_HAS_DN(0.00)[]; RCPT_COUNT_THREE(0.00)[3]; R_SPF_ALLOW(-0.20)[+ip6:2607:f8b0:4000::/36]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; MIME_GOOD(-0.10)[multipart/alternative,text/plain]; PREVIOUSLY_DELIVERED(0.00)[hackers@freebsd.org]; DMARC_NA(0.00)[bsd.com.br]; SH_EMAIL_DBL_DONT_QUERY_IPS(0.00)[0.5.128.228,0.5.126.35]; URI_COUNT_ODD(1.00)[9]; TO_MATCH_ENVRCPT_SOME(0.00)[]; DKIM_TRACE(0.00)[bsd.com.br:+]; RCVD_IN_DNSWL_NONE(0.00)[1.3.1.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.0.4.6.8.4.0.b.8.f.7.0.6.2.list.dnswl.org : 127.0.5.0]; FROM_EQ_ENVFROM(0.00)[]; MIME_TRACE(0.00)[0:+,1:+,2:~]; IP_SCORE(-1.74)[ip: (-7.87), ipnet: 2607:f8b0::/32(-0.33), asn: 15169(-0.43), country: US(-0.05)]; ASN(0.00)[asn:15169, ipnet:2607:f8b0::/32, country:US]; RCVD_COUNT_TWO(0.00)[2]; RCVD_TLS_ALL(0.00)[]; SH_EMAIL_ZRD(0.00)[0.5.126.35,0.5.128.228] Content-Type: text/plain; charset="UTF-8" X-Content-Filtered-By: Mailman/MimeDel 2.1.32 X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.32 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 09 May 2020 22:53:12 -0000 On Sat, May 9, 2020 at 3:25 PM Yuri Pankov wrote: > Eugene Grosbein wrote: > > 09.05.2020 23:41, Mario Lobo wrote: > > > >> Hi; > >> > >> I'm attempting to port VirtualBox 6.0.8 to FreeBSD. I managed do get it > >> working perfectly up to > >> > >> 11.3-STABLE-amd64-r359971. > [snip..] >> Thanks for any advice. > > > > You did not mention if you rebuild VirtualBox and its kernel modules > after update of FreeBSD to 11.4-PRERELEASE. > > If not, such behaviour is expected and first thing you need is rebuild > VirtualBox using sources of 11.4-PRERELEASE > > installed in /usr/src. > > > > If you already did that, you need to bisect revisions. Also, you may > find useful output of "svnlite help diff" > > that documents a way to find differences betwheen revisions: cd > /usr/src/sys/some-subdir && svnlite diff -r NNNNNN:MMMMMM > > And if you are looking for the specific revision that broke it, look > into the 'git bisect' using github's git mirror; there's also > devel/p5-App-SVN-Bisect, but I have never used it. > > The command: svn diff https://svn.freebsd.org/base/stable/11@359971 https://svn.freebsd.org/base/stable/11@360676 yielded a 170 Mbytes file!! It will be like looking for a needle in a haystack, in the dark, with just a hunch of where the needle was dropped. Well ... at least I have the haystack. Thanks everyone for the tips! -- Mario Lobo http://www.mallavoodoo.com.br FreeBSD since version 2.2.8 [not Pro-Audio.... YET!!]