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Sat, 2 Jan 2021 04:31:32 +0000 Received: by smtp410.mail.ne1.yahoo.com (VZM Hermes SMTP Server) with ESMTPA ID 62a5721cb18ca13c30248f3e4e6b96cb; Sat, 02 Jan 2021 04:31:31 +0000 (UTC) From: Mark Millard Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable Mime-Version: 1.0 (Mac OS X Mail 14.0 \(3654.40.0.2.32\)) Subject: Re: git: 202aea9c82ea - main - arm: tune vmparam.h towards a little more modern Date: Fri, 1 Jan 2021 20:31:29 -0800 References: To: dev-commits-src-main@freebsd.org In-Reply-To: Message-Id: <302DD6F4-0D16-456B-8EC7-960B273D8CAA@yahoo.com> X-Mailer: Apple Mail (2.3654.40.0.2.32) X-Rspamd-Queue-Id: 4D789L4D80z4t6n X-Spamd-Bar: - X-Spamd-Result: default: False [-1.50 / 15.00]; FREEMAIL_FROM(0.00)[yahoo.com]; MV_CASE(0.50)[]; TO_DN_NONE(0.00)[]; R_SPF_ALLOW(-0.20)[+ptr:yahoo.com]; DKIM_TRACE(0.00)[yahoo.com:+]; DMARC_POLICY_ALLOW(-0.50)[yahoo.com,reject]; 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]; RBL_DBL_DONT_QUERY_IPS(0.00)[98.137.64.82:from]; DWL_DNSWL_NONE(0.00)[yahoo.com:dkim]; MID_RHS_MATCH_FROM(0.00)[]; ARC_NA(0.00)[]; R_DKIM_ALLOW(-0.20)[yahoo.com:s=s2048]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; FROM_HAS_DN(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; MIME_GOOD(-0.10)[text/plain]; NEURAL_SPAM_SHORT(1.00)[1.000]; RCPT_COUNT_ONE(0.00)[1]; SPAMHAUS_ZRD(0.00)[98.137.64.82:from:127.0.2.255]; RCVD_IN_DNSWL_NONE(0.00)[98.137.64.82:from]; RWL_MAILSPIKE_POSSIBLE(0.00)[98.137.64.82:from]; RCVD_COUNT_TWO(0.00)[2]; MAILMAN_DEST(0.00)[dev-commits-src-main] X-BeenThere: dev-commits-src-main@freebsd.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Commit messages for the main branch of the src repository List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Sat, 02 Jan 2021 04:31:35 -0000 On 2020-Dec-31, at 18:07, Mark Millard wrote: > Comparing the old and new 32-bit arm limits to arm64 . . . >=20 > arm: >=20 > -#define MAXDSIZ (512UL*1024*1024) /* max data size = */ > +#define MAXDSIZ (1856UL*1024*1024) /* max data size = */ >=20 > vs. arm64: >=20 > #define MAXDSIZ (1*1024*1024*1024) /* max data size = */ >=20 > So arm64 now has a smaller MAXDSIZ than 32-bit arm. >=20 > Is that intensional? >=20 For reference for other comparisons of how things are now for MAXDSIZ : # grep -r MAXDSIZ sys/*/include/vmparam.h sys/amd64/include/vmparam.h:#ifndef MAXDSIZ sys/amd64/include/vmparam.h:#define MAXDSIZ = (32768UL*1024*1024) /* max data size */ sys/arm/include/vmparam.h:#ifndef MAXDSIZ sys/arm/include/vmparam.h:#define MAXDSIZ = (1856UL*1024*1024) /* max data size */ sys/arm64/include/vmparam.h:#ifndef MAXDSIZ sys/arm64/include/vmparam.h:#define MAXDSIZ = (1*1024*1024*1024) /* max data size */ sys/i386/include/vmparam.h:#ifndef MAXDSIZ sys/i386/include/vmparam.h:#define MAXDSIZ = (512UL*1024*1024) /* max data size */ sys/mips/include/vmparam.h:#ifndef MAXDSIZ sys/mips/include/vmparam.h:#define MAXDSIZ = (1*1024UL*1024*1024) /* max data size */ sys/powerpc/include/vmparam.h:#ifndef MAXDSIZ sys/powerpc/include/vmparam.h:#define MAXDSIZ = (32UL*1024*1024*1024) /* max data size */ sys/powerpc/include/vmparam.h:#define MAXDSIZ = (1*1024*1024*1024) /* max data size */ sys/riscv/include/vmparam.h:#ifndef MAXDSIZ sys/riscv/include/vmparam.h:#define MAXDSIZ = (1*1024*1024*1024) /* max data size */ (powerpc64 and 32-bit powerpc both show figures above.) =3D=3D=3D Mark Millard marklmi at yahoo.com ( dsl-only.net went away in early 2018-Mar)