On 2015-07-17 10:47, Julian Elischer wrote: > On 7/17/15 9:02 PM, Venkat Duvvuru wrote: >> Hi, >> >> Is there kABI (Kabi-whitelist) equivalent feature in FreeBSD? > well, yes and no. > > Firstly, FreeBSD maintains a backwards compatible kABI (with the > exception of programs that hunt around in kernel memory). > We also use symbol versioning on the libc. so depending on what you want > to do. the answer may be useful to you or not. > Basically any binary should continue to run on a newer kernel, even if > the syscalls change, because we should still support the old abi. > > tell us more about what you need and we can be more specific. > > I have run Freebsd 1.1 binaries on a Freebsd 8 system, in fact I have > done a system build in a freebsd 1.1 chroot on an 8 system. > I haven't tried it on 9 or 10 but I'd expect it to work.. > > >> >> >> >> Thanks, >> >> Venkat. >> _______________________________________________ >> firstname.lastname@example.org mailing list >> http://lists.freebsd.org/mailman/listinfo/freebsd-current >> To unsubscribe, send any mail to >> "freebsd-current-unsubscr...@freebsd.org" >> >> > > _______________________________________________ > email@example.com mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-current > To unsubscribe, send any mail to "freebsd-current-unsubscr...@freebsd.org"
I think the question related to drivers (kernel modules). In which case, they should be compatible across major versions (module from 10.0 works in 10.2, but not 9.3 or 11.0) -- Allan Jude
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