Date: Tue, 02 Apr 1996 12:31:06 +0000 From: Poul-Henning Kamp <phk@critter.tfs.com> To: Bruce Evans <bde@zeta.org.au> Cc: freebsd-current@freefall.freebsd.org, kuku@gilberto.physik.rwth-aachen.de Subject: Re: calcru: negative time: Message-ID: <2972.828448266@critter.tfs.com> In-Reply-To: Your message of "Tue, 02 Apr 1996 21:18:01 %2B1000." <199604021118.VAA10642@godzilla.zeta.org.au>
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> actual time event reported time comments > 0 Xintr0() > 10 hardclock() > 9000 splhigh() > 10000 Xintr0() sets ipending bit for intr0 > 19000 microtime() 19000 no problem yet > 20000 Xintr0() oops, missed a whole intr0 Could we add a check for this under some suitable #ifdef ? Alternatively, could we make a check in spl*() so that if splhigh has been active >long< time we will print a warning ? -- Poul-Henning Kamp | phk@FreeBSD.ORG FreeBSD Core-team. http://www.freebsd.org/~phk | phk@login.dknet.dk Private mailbox. whois: [PHK] | phk@ref.tfs.com TRW Financial Systems, Inc. Future will arrive by its own means, progress not so.
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