Date: Mon, 29 Oct 2012 13:08:33 +0000 From: Attilio Rao <attilio@freebsd.org> To: Adrian Chadd <adrian@freebsd.org> Cc: src-committers@freebsd.org, John Baldwin <jhb@freebsd.org>, Jeff Roberson <jeff@freebsd.org>, Florian Smeets <flo@freebsd.org>, Bruce Evans <bde@freebsd.org>, svn-src-projects@freebsd.org Subject: Re: svn commit: r238907 - projects/calloutng/sys/kern Message-ID: <CAJ-FndD_p4Wfm3Gmtejs%2BL2R4VUc=uLkJnSKtSB_oTNZEkT%2B4w@mail.gmail.com> In-Reply-To: <CAJ-VmonMQgT7rGOhZ-hq%2B3R%2BSbdNfTBNHLAWW1xwicHy1cb2BQ@mail.gmail.com> References: <201207301350.q6UDobCI099069@svn.freebsd.org> <CAJ-FndBj8tpC_BJXs_RH8sG2TBG8yA=Lxu3-GTVT9Ap_zOCuVQ@mail.gmail.com> <CAJ-FndDnO7wjnWPV0tTu%2BUGHjsxa3YDarMxmyei3ZmjLAFvRkQ@mail.gmail.com> <201207301732.33474.jhb@freebsd.org> <CAJ-FndD5EO12xsWOAe6u0EvX00q33wxO4OivnGjzj0=T2Oe8uA@mail.gmail.com> <CAJ-FndCRg0UCThFkatp=tw7rUWWCvhsApLE=iztLpxpGBC1F9w@mail.gmail.com> <CAJ-FndBqV2uD8Th9ePtxyJwhMAPzY3AXA5cQ7HszLp=%2BfSpHTA@mail.gmail.com> <CAJ-FndDPLmkpAJeGVN2wgbhdgHYezyUV-PPvH9e-CA7Go7HG3A@mail.gmail.com> <CAJ-VmonMQgT7rGOhZ-hq%2B3R%2BSbdNfTBNHLAWW1xwicHy1cb2BQ@mail.gmail.com>
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On 10/29/12, Adrian Chadd <adrian@freebsd.org> wrote: > So colour me a bit silly, but why didn't you use an atomic here for > that single variable, rather than a memory barrier alone? Because it is not necessary? I just need that the compiler doesn't play silly, I don't need to add unnecessary bloating code to sched_pin()/unpin(). Attilio -- Peace can only be achieved by understanding - A. Einstein
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