Date: Sat, 22 Jun 2002 23:54:04 -0700 (PDT) From: Julian Elischer <julian@FreeBSD.org> To: Perforce Change Reviews <perforce@freebsd.org> Subject: PERFORCE change 13308 for review Message-ID: <200206230654.g5N6s4I60725@freefall.freebsd.org>
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http://people.freebsd.org/~peter/p4db/chv.cgi?CH=13308 Change 13308 by julian@julian_ref on 2002/06/22 23:53:31 add a bit of documentation. Affected files ... ... //depot/projects/kse/sys/kern/kern_synch.c#70 edit ... //depot/projects/kse/sys/sys/proc.h#113 edit Differences ... ==== //depot/projects/kse/sys/kern/kern_synch.c#70 (text+ko) ==== ==== //depot/projects/kse/sys/sys/proc.h#113 (text+ko) ==== @@ -326,6 +326,16 @@ #define TDF_DEADLKTREAT 0x800000 /* Lock aquisition - deadlock treatment. */ /* + * Traps for young players: + * The main thread flag that controls whether a thread acts as a threaded + * or unthreaded thread is the TDF_UNBOUND flag. + * UPCALLS run with the UNBOUND flags clear, after they are first scheduled. + * i.e. they bind themselves to whatever thread thay are first scheduled with. + * You may see BOUND threads in KSE processes but you should never see + * UNBOUND threads in non KSE processes. + */ + +/* * The schedulable entity that can be given a context to run. * A process may have several of these. Probably one per processor * but posibly a few more. In this universe they are grouped To Unsubscribe: send mail to majordomo@FreeBSD.org with "unsubscribe p4-projects" in the body of the message
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