Date: Mon, 19 Jun 2006 10:26:42 GMT From: Paolo Pisati <piso@FreeBSD.org> To: Perforce Change Reviews <perforce@freebsd.org> Subject: PERFORCE change 99595 for review Message-ID: <200606191026.k5JAQg8N049553@repoman.freebsd.org>
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http://perforce.freebsd.org/chv.cgi?CH=99595 Change 99595 by piso@piso_newluxor on 2006/06/19 10:26:28 Anticipate ie->ie_handlers emptiness check Affected files ... .. //depot/projects/soc2006/intr_filter/sparc64/sparc64/intr_machdep.c#2 edit Differences ... ==== //depot/projects/soc2006/intr_filter/sparc64/sparc64/intr_machdep.c#2 (text+ko) ==== @@ -236,11 +236,11 @@ struct intr_vector *iv; struct intr_event *ie; struct intr_handler *ih; - int error, thread; + int error = 0, thread; iv = cookie; ie = iv->iv_event; - if (ie == NULL) { + if (ie == NULL || TAILQ_EMPTY(&ie->ie_handlers)) { intr_stray_vector(iv); return; } @@ -261,10 +261,7 @@ /* Schedule a heavyweight interrupt process. */ if (thread) error = intr_event_schedule_thread(ie); - else if (TAILQ_EMPTY(&ie->ie_handlers)) - error = EINVAL; - else - error = 0; + if (error == EINVAL) intr_stray_vector(iv); }
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