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Sat, 30 Nov 2019 10:03:27 -0800 (PST) MIME-Version: 1.0 References: <201911280232.xAS2WHtb029602@repo.freebsd.org> <41D40355-A16E-48E1-9C11-0C9E42C83A42@gmail.com> In-Reply-To: <41D40355-A16E-48E1-9C11-0C9E42C83A42@gmail.com> From: Warner Losh <imp@bsdimp.com> Date: Sat, 30 Nov 2019 11:03:16 -0700 Message-ID: <CANCZdfrLMH_RNdd-hQrzGymZ_gjUc6YuqtfJON4muruutNyNxA@mail.gmail.com> Subject: Re: svn commit: r355164 - in head: . share/man/man4 sys/amd64/conf sys/conf sys/dev/trm sys/i386/conf sys/modules sys/modules/trm To: Enji Cooper <yaneurabeya@gmail.com> Cc: Scott Long <scottl@freebsd.org>, src-committers <src-committers@freebsd.org>, svn-src-all <svn-src-all@freebsd.org>, svn-src-head <svn-src-head@freebsd.org> X-Rspamd-Queue-Id: 47QK4J4KvZz4J83 X-Spamd-Bar: ---- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=bsdimp-com.20150623.gappssmtp.com header.s=20150623 header.b=AdLzZHyl; dmarc=none; spf=none (mx1.freebsd.org: domain of wlosh@bsdimp.com has no SPF policy when checking 2607:f8b0:4864:20::735) smtp.mailfrom=wlosh@bsdimp.com X-Spamd-Result: default: False [-4.72 / 15.00]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-1.00)[-1.000,0]; R_DKIM_ALLOW(-0.20)[bsdimp-com.20150623.gappssmtp.com:s=20150623]; FROM_HAS_DN(0.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000,0]; MIME_GOOD(-0.10)[multipart/alternative,text/plain]; PREVIOUSLY_DELIVERED(0.00)[svn-src-all@freebsd.org]; DMARC_NA(0.00)[bsdimp.com]; RCPT_COUNT_FIVE(0.00)[5]; TO_MATCH_ENVRCPT_SOME(0.00)[]; TO_DN_ALL(0.00)[]; DKIM_TRACE(0.00)[bsdimp-com.20150623.gappssmtp.com:+]; RCVD_IN_DNSWL_NONE(0.00)[5.3.7.0.0.0.0.0.0.0.0.0.0.0.0.0.0.2.0.0.4.6.8.4.0.b.8.f.7.0.6.2.list.dnswl.org : 127.0.5.0]; R_SPF_NA(0.00)[]; FORGED_SENDER(0.30)[imp@bsdimp.com,wlosh@bsdimp.com]; FREEMAIL_TO(0.00)[gmail.com]; MIME_TRACE(0.00)[0:+,1:+,2:~]; IP_SCORE(-2.72)[ip: (-9.35), ipnet: 2607:f8b0::/32(-2.25), asn: 15169(-1.94), country: US(-0.05)]; ASN(0.00)[asn:15169, ipnet:2607:f8b0::/32, country:US]; FROM_NEQ_ENVFROM(0.00)[imp@bsdimp.com,wlosh@bsdimp.com]; RCVD_TLS_ALL(0.00)[]; RCVD_COUNT_TWO(0.00)[2] Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Content-Filtered-By: Mailman/MimeDel 2.1.29 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 \(except for " user" and " projects" \)" <svn-src-all.freebsd.org> List-Unsubscribe: <https://lists.freebsd.org/mailman/options/svn-src-all>, <mailto:svn-src-all-request@freebsd.org?subject=unsubscribe> List-Archive: <http://lists.freebsd.org/pipermail/svn-src-all/> List-Post: <mailto:svn-src-all@freebsd.org> List-Help: <mailto:svn-src-all-request@freebsd.org?subject=help> List-Subscribe: <https://lists.freebsd.org/mailman/listinfo/svn-src-all>, <mailto:svn-src-all-request@freebsd.org?subject=subscribe> X-List-Received-Date: Sat, 30 Nov 2019 18:03:30 -0000 On Sat, Nov 30, 2019 at 10:47 AM Enji Cooper <yaneurabeya@gmail.com> wrote: > > > On Nov 27, 2019, at 6:32 PM, Scott Long <scottl@FreeBSD.org> wrote: > > > > Author: scottl > > Date: Thu Nov 28 02:32:17 2019 > > New Revision: 355164 > > URL: https://svnweb.freebsd.org/changeset/base/355164 > > > > Log: > > Remove the trm(4) driver > > > > Differential Revision: https://reviews.freebsd.org/D22575 > > Hi Scott, > I believe this driver was removed because it was impacts the CAM > GIANT lock removal effort =E2=80=94 is that true (I=E2=80=99m asking beca= use the =E2=80=9Cwhy=E2=80=9D > behind the removal is unclear)? > Hi Enji, We're trying hard to get rid of all Giant-locked drivers in the tree, either by updating or removal. Since sym(4) provides a super-set of trm(4) and we have recent-ish reports of sym(4) working, it makes sense to trim this driver from the tree. The specific cards it supports aren't all that popular, the couple-extra features that trm(4) gave over sym(4) aren't really that relevant today, and it's been years since trm has had good testing and maintenance. Warner