Date: Thu, 9 Jun 2016 15:37:44 -0400 From: Doug Rabson <dfr@rabson.org> To: Justin Hibbits <jhibbits@freebsd.org> Cc: FreeBSD Arch <freebsd-arch@freebsd.org> Subject: Re: PowerPC 64-bit time_t Message-ID: <CACA0VUijv4bo%2BYQoLZudor7z7GW6pFi0sv%2B7ZGFo1HDq4P%2BWag@mail.gmail.com> In-Reply-To: <3FB65E20-0376-4041-86DE-F8CAB7F37314@freebsd.org> References: <3FB65E20-0376-4041-86DE-F8CAB7F37314@freebsd.org>
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Well you have to maintain the kernel's syscall ABI, which basically means adding new syscalls for anything which is affected. On 9 June 2016 at 13:41, Justin Hibbits <jhibbits@freebsd.org> wrote: > At the devsummit earlier today I mentioned for FreeBSD 12 wanting 64-bit > time_t across the board. It was pointed out that the only ones with 32-bit > time_t are i386 and powerpc (32-bit). I've made the changes necessary for > at least kernel (world is still building right now), but it's obviously an > ABI and KBI incompatible change. Addressing KBI is a nonissue, as that's > expected to break at major releases. ABI is another issue. I'm unsure how > to properly address ABI breakage -- bumping libc's .so version, or > reversion all symbols that use something with time_t, or something else. > If I can address it before the code freeze, it could be done for FreeBSD > 11, which leaves about 6 hours from now. > > Any thoughts? > > - Justin > _______________________________________________ > freebsd-arch@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-arch > To unsubscribe, send any mail to "freebsd-arch-unsubscribe@freebsd.org" >
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