Date: Tue, 05 Jun 2012 15:07:08 +0200 From: =?utf-8?Q?Dag-Erling_Sm=C3=B8rgrav?= <des@des.no> To: John Baldwin <jhb@freebsd.org> Cc: Gianni <gianni@freebsd.org>, Alan Cox <alc@rice.edu>, Alexander Kabaev <kan@freebsd.org>, Attilio Rao <attilio@freebsd.org>, Konstantin Belousov <kib@freebsd.org>, freebsd-arch@freebsd.org, Konstantin Belousov <kostikbel@gmail.com> Subject: Re: Fwd: [RFC] Kernel shared variables Message-ID: <86y5o1vrer.fsf@ds4.des.no> In-Reply-To: <201206041053.51802.jhb@freebsd.org> (John Baldwin's message of "Mon, 4 Jun 2012 10:53:51 -0400") References: <CACfq090r1tWhuDkxdSZ24fwafbVKU0yduu1yV2%2BoYo%2BwwT4ipA@mail.gmail.com> <20120602171632.GC2358@deviant.kiev.zoral.com.ua> <CAJ-FndCh77syp%2B860LaCbgQ6eiQAq_OMM98RxqxmCv%2BYKENXoA@mail.gmail.com> <201206041053.51802.jhb@freebsd.org>
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John Baldwin <jhb@freebsd.org> writes: > I think this is an important question actually. Is there anything > that really needs to be here besides gettimeofday()? I mean, is there > any real-world application that needs to call getpid() or getppid() a > bunch of times? Yes, for fork detection when accessing resources shared between descendants of the process that allocated them. DES --=20 Dag-Erling Sm=C3=B8rgrav - des@des.no
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