Date: Sun, 7 May 2006 22:15:45 GMT From: John Birrell <jb@FreeBSD.org> To: Perforce Change Reviews <perforce@freebsd.org> Subject: PERFORCE change 96795 for review Message-ID: <200605072215.k47MFjWs051761@repoman.freebsd.org>
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http://perforce.freebsd.org/chv.cgi?CH=96795 Change 96795 by jb@jb_freebsd2 on 2006/05/07 22:15:40 Add the hook for the cyclic timer subsystem. The cyclic subsystem code which uses this is enabled using the CYCLIC kernel option. It's an option because the code is covered by Sun's CDDL. DTrace requires the cyclic subsystem to get high priority probes via an interrupt. Affected files ... .. //depot/projects/dtrace/src/sys/sys/pcpu.h#2 edit Differences ... ==== //depot/projects/dtrace/src/sys/sys/pcpu.h#2 (text+ko) ==== @@ -45,6 +45,7 @@ #include <sys/vmmeter.h> #include <machine/pcpu.h> +struct cyc_cpu; struct pcb; struct thread; @@ -74,6 +75,7 @@ PCPU_MD_FIELDS; struct vmmeter pc_cnt; /* VM stats counters */ struct device *pc_device; + struct cyc_cpu *cpu_cyclic; /* Cyclic subsystem data */ }; SLIST_HEAD(cpuhead, pcpu);
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