Date: Sun, 5 Oct 2003 02:35:09 -0700 (PDT) From: Bruce M Simpson <bms@FreeBSD.org> To: src-committers@FreeBSD.org, cvs-src@FreeBSD.org, cvs-all@FreeBSD.org Subject: cvs commit: src/sys/kern kern_synch.c src/sys/sys proc.h Message-ID: <200310050935.h959Z97C091743@repoman.freebsd.org>
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bms 2003/10/05 02:35:09 PDT
FreeBSD src repository
Modified files:
sys/kern kern_synch.c
sys/sys proc.h
Log:
Add a pre-emption counter, td_generation, so that threads can notice
when they have been pre-empted by other threads. This is bumped from
within mi_switch() every time a context switch takes place.
Discussed with: pete
Revision Changes Path
1.235 +2 -0 src/sys/kern/kern_synch.c
1.349 +1 -0 src/sys/sys/proc.h
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