this breaks the MIPS builds.
On Thu, Jul 5, 2018 at 9:33 AM, Brooks Davis <bro...@freebsd.org> wrote: > On Thu, Jul 05, 2018 at 09:10:54AM -0700, Ravi Pokala wrote: >> Hi Brooks, >> >> -----Original Message----- >> From: <owner-src-committ...@freebsd.org> on behalf of Brooks Davis >> <bro...@freebsd.org> >> Date: 2018-07-05, Thursday at 06:13 >> To: <src-committ...@freebsd.org>, <svn-src-...@freebsd.org>, >> <svn-src-head@freebsd.org> >> Subject: svn commit: r335979 - in head: . lib/libkvm sys/kern sys/netinet >> sys/sys usr.bin/netstat usr.bin/sockstat >> >> > Author: brooks >> > Date: Thu Jul 5 13:13:48 2018 >> > New Revision: 335979 >> > URL: https://svnweb.freebsd.org/changeset/base/335979 >> > >> > Log: >> > Make struct xinpcb and friends word-size independent. >> > >> > Replace size_t members with ksize_t (uint64_t) and pointer members >> > (never used as pointers in userspace, but instead as unique >> > idenitifiers) with kvaddr_t (uint64_t). This makes the structs >> > identical between 32-bit and 64-bit ABIs. >> ... >> > Modified: head/UPDATING >> > ============================================================================== >> > --- head/UPDATING Thu Jul 5 11:50:59 2018 (r335978) >> > +++ head/UPDATING Thu Jul 5 13:13:48 2018 (r335979) >> > @@ -31,6 +31,14 @@ NOTE TO PEOPLE WHO THINK THAT FreeBSD 12.x IS SLOW: >> > disable the most expensive debugging functionality run >> > "ln -s 'abort:false,junk:false' /etc/malloc.conf".) >> > >> > +20180705: >> > + The ABI of syscalls used by management tools like sockstat and >> > + netstat has been broken to allow 32-bit binaries to work on >> > + 64-bit kernels without modification. >> >> Isn't that what the compat32 layer is for? > > compat32 isn't magic. If one tried, one could hardly design structures > to make 32-bit compat harder then the previous versions. It's certainly > possible to make work, but quite annoying. Since the ABI of most these > structures was already broken for 12, I chose this approach as it is > quite trivial. > >> > These programs will need >> > + to match the kernel in order to function. External programs may >> > + require minor modifications to accommodate a change of type in >> > + structures from pointers to 64-bit virtual addresses. >> >> Doesn't this contradict the earlier statement about letting things run >> unmodified? > > Unmodified post this commit. We already don't support netstat and > sockstat from 11 on 12 in any architecture combination. > > -- Brooks _______________________________________________ svn-src-head@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/svn-src-head To unsubscribe, send any mail to "svn-src-head-unsubscr...@freebsd.org"
