Messages in this thread | | | Date | Tue, 11 May 1999 08:07:26 +0200 | From | Pauline Middelink <> | Subject | Re: [patch] wake_one for accept(2) [was Re: Overscheduling DOES happen with high web server load.] |
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On Tue, May 11, 1999 at 12:58:46AM -0700, David S. Miller wrote: > Date: Tue, 11 May 1999 02:24:28 +0200 (CEST) > From: Andrea Arcangeli <andrea@e-mind.com> > > - if (t->state == TASK_INTERRUPTIBLE && signal_pending(t)) > + if (t->state & TASK_INTERRUPTIBLE && signal_pending(t)) > > Andrea, watch out! The presedence rules of C have bitten you here. > > You want: > > + if ((t->state & TASK_INTERRUPTIBLE) && signal_pending(t)) > Syntactic sugar, the precedence of & is higher than that of && (The C programming language, pp. 53 second edition)
Met vriendelijke groet, Pauline Middelink -- PGP Key fingerprint = DE 6B D0 D9 19 AD A7 A0 58 A3 06 9D B6 34 39 E2 For more details look at my website http://www.polyware.nl/~middelin
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