Date: Sun, 18 Aug 2002 10:31:20 -0700 (PDT) From: Julian Elischer <julian@elischer.org> To: Ian Dowse <iedowse@maths.tcd.ie> Cc: Bruce Evans <bde@zeta.org.au>, arch@FreeBSD.ORG Subject: Re: Solving the stack gap issue Message-ID: <Pine.BSF.4.21.0208181024530.35342-100000@InterJet.elischer.org> In-Reply-To: <200208181751.aa29455@salmon.maths.tcd.ie>
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On Sun, 18 Aug 2002, Ian Dowse wrote: > > If there is agreement on the td vs. curthread issue, then that would > obviously be easy to change. A few days ago, Peter gave some comments as to the expense of using curthread. I must admit this is something where some architectureal guidance would be a good thing.... maybe something like "Use a local if you need to access a Per-cpu variable more than twice in a function", and "passing a thread pointer as an argument (is/is not) preferable to calling curtread explicitly in the child function". Julian To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe freebsd-arch" in the body of the message
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