On Mon, Feb 20, 2012 at 3:51 PM, <jil...@freebsd.org> wrote: > Synopsis: [PATCH][bin] xargs(1) incorrect pointer passed to waitchildren > function > > Responsible-Changed-From-To: freebsd-bugs->jilles > Responsible-Changed-By: jilles > Responsible-Changed-When: Mon Feb 20 20:47:47 UTC 2012 > Responsible-Changed-Why: > Take. > > This looks useful for standards/165155. I think the "race" between > vfork/_exit/waitpid(WNOHANG) will always work as expected, however, > because of the semantics of vfork and how the FreeBSD kernel signals > _exit->vfork and _exit->waitpid at the same time during exit1. >
Will read the more kernel source here, but anecdotally I was never able to reproduce the "race" without forcing the issue (via standards/165155, or alteration of the source). This kernel behavior would go a long way towards explaining that. Thanks Jilles. > > http://www.freebsd.org/cgi/query-pr.cgi?pr=165164 > _______________________________________________ > freebsd-bugs@freebsd.org mailing list > http://lists.freebsd.org/mailman/listinfo/freebsd-bugs > To unsubscribe, send any mail to "freebsd-bugs-unsubscr...@freebsd.org" > -- regards, matt _______________________________________________ freebsd-bugs@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-bugs To unsubscribe, send any mail to "freebsd-bugs-unsubscr...@freebsd.org"
