From owner-svn-src-all@freebsd.org Fri Nov 16 23:09:17 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 4EADC11073F1; Fri, 16 Nov 2018 23:09:17 +0000 (UTC) (envelope-from kostikbel@gmail.com) Received: from kib.kiev.ua (kib.kiev.ua [IPv6:2001:470:d5e7:1::1]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (Client did not present a certificate) by mx1.freebsd.org (Postfix) with ESMTPS id 445BD6D9DC; Fri, 16 Nov 2018 23:09:16 +0000 (UTC) (envelope-from kostikbel@gmail.com) Received: from tom.home (kib@localhost [127.0.0.1]) by kib.kiev.ua (8.15.2/8.15.2) with ESMTPS id wAGN91Cv003234 (version=TLSv1.2 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=NO); Sat, 17 Nov 2018 01:09:04 +0200 (EET) (envelope-from kostikbel@gmail.com) DKIM-Filter: OpenDKIM Filter v2.10.3 kib.kiev.ua wAGN91Cv003234 Received: (from kostik@localhost) by tom.home (8.15.2/8.15.2/Submit) id wAGN91RW003233; Sat, 17 Nov 2018 01:09:01 +0200 (EET) (envelope-from kostikbel@gmail.com) X-Authentication-Warning: tom.home: kostik set sender to kostikbel@gmail.com using -f Date: Sat, 17 Nov 2018 01:09:01 +0200 From: Konstantin Belousov To: Jan Beich Cc: Brooks Davis , src-committers@freebsd.org, svn-src-all@freebsd.org, svn-src-head@freebsd.org Subject: Re: svn commit: r338990 - in head/sys: compat/freebsd32 dev/pci Message-ID: <20181116230901.GR2378@kib.kiev.ua> References: <201809272108.w8RL8Xqn052122@repo.freebsd.org> <7ehc-y6sm-wny@FreeBSD.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <7ehc-y6sm-wny@FreeBSD.org> User-Agent: Mutt/1.10.1 (2018-07-13) X-Spam-Status: No, score=-1.0 required=5.0 tests=ALL_TRUSTED,BAYES_00, DKIM_ADSP_CUSTOM_MED,FORGED_GMAIL_RCVD,FREEMAIL_FROM, NML_ADSP_CUSTOM_MED autolearn=no autolearn_force=no version=3.4.2 X-Spam-Checker-Version: SpamAssassin 3.4.2 (2018-09-13) on tom.home X-Rspamd-Queue-Id: 445BD6D9DC X-Spamd-Result: default: False [-2.19 / 15.00]; ARC_NA(0.00)[]; FROM_HAS_DN(0.00)[]; TO_DN_SOME(0.00)[]; FREEMAIL_FROM(0.00)[gmail.com]; TO_MATCH_ENVRCPT_ALL(0.00)[]; MIME_GOOD(-0.10)[text/plain]; HAS_XAW(0.00)[]; R_SPF_SOFTFAIL(0.00)[~all]; RCPT_COUNT_FIVE(0.00)[5]; RCVD_COUNT_THREE(0.00)[3]; IP_SCORE(-2.18)[ip: (-2.64), ipnet: 2001:470::/32(-4.56), asn: 6939(-3.59), country: US(-0.10)]; MX_GOOD(-0.01)[cached: alt3.gmail-smtp-in.l.google.com]; FROM_EQ_ENVFROM(0.00)[]; R_DKIM_NA(0.00)[]; FREEMAIL_ENVFROM(0.00)[gmail.com]; ASN(0.00)[asn:6939, ipnet:2001:470::/32, country:US]; RCVD_TLS_LAST(0.00)[]; DMARC_POLICY_SOFTFAIL(0.10)[gmail.com : No valid SPF, No valid DKIM,none] 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: Fri, 16 Nov 2018 23:09:17 -0000 On Fri, Nov 16, 2018 at 11:52:09PM +0100, Jan Beich wrote: > Brooks Davis writes: > > > Author: brooks > > Date: Thu Sep 27 21:08:32 2018 > > New Revision: 338990 > > URL: https://svnweb.freebsd.org/changeset/base/338990 > > > > Log: > > Centralize compat support for PCIOCGETCONF. > > > > The pre-7.x compat for both native and 32-bit code was already in > > pci_user.c. Use this infrastructure to add implement 32-bit support. > > This is more correct as ioctl(2) commands only have meaning in the > > context of a file descriptor. > > > > Reviewed by: kib > > Approved by: re (gjb) > > Obtained from: CheriBSD > > Sponsored by: DARPA, AFRL > > Differential revision: https://reviews.freebsd.org/D17324 > > After this commit getdevice() from pciconf(8) and pci_find_conf() in > tools/tools/dmardump/dmardump.c always fail in EPERM in -m32 mode. > Found via graphics/libdrm where PCIOCGETCONF is used to get a list of > DRM devices for use by OpenGL/Vulkan/VAAPI userland drivers. > > Can you fix the regression before 12.0R or back the commit out? > > https://lists.freebsd.org/pipermail/freebsd-current/2018-November/072144.html Try this. diff --git a/sys/dev/pci/pci_user.c b/sys/dev/pci/pci_user.c index 380beff0d31..b6a53dd0982 100644 --- a/sys/dev/pci/pci_user.c +++ b/sys/dev/pci/pci_user.c @@ -945,6 +945,9 @@ pci_ioctl(struct cdev *dev, u_long cmd, caddr_t data, int flag, struct thread *t if (!(flag & FWRITE)) { switch (cmd) { case PCIOCGETCONF: +#ifdef COMPAT_FREEBSD32 + case PCIOCGETCONF32: +#endif #ifdef PRE7_COMPAT case PCIOCGETCONF_OLD: #ifdef COMPAT_FREEBSD32 @@ -962,6 +965,9 @@ pci_ioctl(struct cdev *dev, u_long cmd, caddr_t data, int flag, struct thread *t switch (cmd) { case PCIOCGETCONF: +#ifdef COMPAT_FREEBSD32 + case PCIOCGETCONF32: +#endif #ifdef PRE7_COMPAT case PCIOCGETCONF_OLD: #ifdef COMPAT_FREEBSD32