On Mon, Jan 08, 2024 at 01:05:51PM -0500, Fred wrote: > unless I misunderstand something (which is entirely possible), the Suse > "solution" is only a partial solution... they will compile shared objects > for each of the instruction set possibilities and load the one that is > applicable on the current machine. > > but doesn't that mean that all the base apps need to be compiled for the > lowest common denominator? In the examples people (in this thread) are > worrying about, that would be "v2". > In case of Fedora, anyway, the idea is to compile multiple times for apps that would benefit from this - for the baseline and for any higher compilation targets. Best, Michel > Fred > > > On Mon, Jan 8, 2024 at 7:45 AM aleksander.baranowski via CentOS-devel < > centos-devel at centos.org> wrote: > > > As far as the idea (glibc-hwcaps) is concerned, both are pretty much the > > same. > > > > I think > > > > https://gitlab.com/x86-psABIs/x86-64-ABI/-/jobs/artifacts/master/raw/x86-64-ABI/abi.pdf?job=build > > is a good read. It's fresh and it might be appropriate to read it first > > before entering the deeper discussion. > > > > If Fedora manages to maintain baselines, the downstream might follow > > (CentOS Stream, RHEL 10). I don't think it will be mainstream the other > > way around. Also if production started it might be hard to push such a > > huge change ¯\_(ツ)_/¯. > > > > Best, > > Alex > > > > On 1/8/24 12:49, František Šumšal wrote: > > > On 1/8/24 12:46, Trevor Hemsley via CentOS-devel wrote: > > >> I do think the SuSE method of dealing with this is significantly > > >> better and I wish RH would adopt it rather than just deprecating > > >> otherwise working hardware: > > >> > > >> https://www.theregister.com/2023/03/09/opensuse_finds_x86_64_solution/ > > > > > > FWIW Fedora is currently considering this as well: > > > > > https://fedoraproject.org/wiki/Changes/Optimized_Binaries_for_the_AMD64_Architecture > > > _______________________________________________ > > > CentOS-devel mailing list > > > CentOS-devel at centos.org > > > https://lists.centos.org/mailman/listinfo/centos-devel > > _______________________________________________ > > CentOS-devel mailing list > > CentOS-devel at centos.org > > https://lists.centos.org/mailman/listinfo/centos-devel > > > _______________________________________________ > CentOS-devel mailing list > CentOS-devel at centos.org > https://lists.centos.org/mailman/listinfo/centos-devel -- Michel Lind (né Salim) identities: https://keyoxide.org/5dce2e7e9c3b1cffd335c1d78b229d2f7ccc04f2 -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 228 bytes Desc: not available URL: <http://lists.centos.org/pipermail/centos-devel/attachments/20240110/14015b2f/attachment.sig>