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Sat, 25 Dec 2021 19:25:40 +0000 Received: by kubenode538.mail-prod1.omega.bf1.yahoo.com (VZM Hermes SMTP Server) with ESMTPA ID 69577b2d6d56b82d931a6625983d947c; Sat, 25 Dec 2021 19:25:36 +0000 (UTC) Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable List-Id: Commit messages for the main branch of the src repository List-Archive: https://lists.freebsd.org/archives/dev-commits-src-main List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-dev-commits-src-main@freebsd.org X-BeenThere: dev-commits-src-main@freebsd.org Mime-Version: 1.0 (Mac OS X Mail 14.0 \(3654.120.0.1.13\)) Subject: Re: git: 184c63db3c94 - main - Fix clerical error in page alloc Message-Id: <5EEFD155-6DF5-4865-AB16-C543FF7ADC6C@yahoo.com> Date: Sat, 25 Dec 2021 11:25:34 -0800 Cc: "madpilot@freebsd.org" , dev-commits-src-main@freebsd.org To: unkadoug@gmail.com X-Mailer: Apple Mail (2.3654.120.0.1.13) References: <5EEFD155-6DF5-4865-AB16-C543FF7ADC6C.ref@yahoo.com> X-Rspamd-Queue-Id: 4JLv6L5xlkz4nLb X-Spamd-Bar: -- Authentication-Results: mx1.freebsd.org; dkim=pass header.d=yahoo.com header.s=s2048 header.b=LVVQVreR; dmarc=pass (policy=reject) header.from=yahoo.com; spf=pass (mx1.freebsd.org: domain of marklmi@yahoo.com designates 98.137.68.83 as permitted sender) smtp.mailfrom=marklmi@yahoo.com X-Spamd-Result: default: False [-2.53 / 15.00]; TO_DN_EQ_ADDR_SOME(0.00)[]; FREEMAIL_FROM(0.00)[yahoo.com]; MV_CASE(0.50)[]; R_SPF_ALLOW(-0.20)[+ptr:yahoo.com]; DKIM_TRACE(0.00)[yahoo.com:+]; DMARC_POLICY_ALLOW(-0.50)[yahoo.com,reject]; NEURAL_HAM_SHORT(-1.00)[-1.000]; FREEMAIL_TO(0.00)[gmail.com]; FROM_EQ_ENVFROM(0.00)[]; RCVD_TLS_LAST(0.00)[]; MIME_TRACE(0.00)[0:+]; FREEMAIL_ENVFROM(0.00)[yahoo.com]; ASN(0.00)[asn:36647, ipnet:98.137.64.0/20, country:US]; MID_RHS_MATCH_FROM(0.00)[]; DWL_DNSWL_NONE(0.00)[yahoo.com:dkim]; ARC_NA(0.00)[]; NEURAL_HAM_MEDIUM(-0.03)[-0.035]; R_DKIM_ALLOW(-0.20)[yahoo.com:s=s2048]; FROM_HAS_DN(0.00)[]; RCPT_COUNT_THREE(0.00)[3]; NEURAL_HAM_LONG(-0.99)[-0.994]; MIME_GOOD(-0.10)[text/plain]; TO_MATCH_ENVRCPT_SOME(0.00)[]; RCVD_IN_DNSWL_NONE(0.00)[98.137.68.83:from]; RWL_MAILSPIKE_POSSIBLE(0.00)[98.137.68.83:from]; RCVD_COUNT_TWO(0.00)[2] Reply-To: marklmi@yahoo.com From: Mark Millard via dev-commits-src-main X-Original-From: Mark Millard X-ThisMailContainsUnwantedMimeParts: N From: Doug Moore wrote oo Date: Sat, 25 Dec 2021 11:56:10 -0600 : Guido - > I've made three vm changes this month, though it's taken me 6 commits = to > do it. >=20 > The first change was trivial. >=20 > The last commit before the second change was > commit 02732f945ed2ec2b4fd03421923720608b28a615 > and that change was in place after > commit f7aa44763d20d06c9ea5caf330aca02a8b107a70 >=20 > The last commit before the third change was > commit b7ec0d268b73ce20c4f785d21cde9b174c91a553 That is an Alan Cox commit ("arm64: Introduce and use pmap_pte_exists()") after one of yours, fb38b29b5609b0c0769b2b2e1d6c917c0799f2a0 ("vm_page: Remove extra test, dup code from page alloc") (38 hours ago) > and it was done after > commit 0d5fac287294490ac488d74e598e019334610bdb > (except for moving a comment). That is one of yours ("vm: alloc pages from reserv before breaking it"), 24 hours ago. > I suggest you test before and after the second change to see if it > introduced a problem, then before and after the third change. I'll also note that: = https://lists.freebsd.org/archives/dev-commits-src-main/2021-December/0024= 37.html claims to have seen problems before: 0d5fac287294490ac488d74e598e019334610bdb (vm: alloc pages from reserv=20 before breaking it) and was hoping that progressing to that one would be a fix. =3D=3D=3D Mark Millard marklmi at yahoo.com