Date: Tue, 19 Oct 2004 21:59:23 GMT From: John Baldwin <jhb@FreeBSD.org> To: Perforce Change Reviews <perforce@freebsd.org> Subject: PERFORCE change 63396 for review Message-ID: <200410192159.i9JLxNLE003024@repoman.freebsd.org>
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http://perforce.freebsd.org/chv.cgi?CH=63396 Change 63396 by jhb@jhb_tibook on 2004/10/19 21:58:24 Update. Affected files ... .. //depot/projects/smpng/sys/notes#21 edit Differences ... ==== //depot/projects/smpng/sys/notes#21 (text+ko) ==== @@ -33,6 +33,10 @@ - Untested - Don't allow kthreads to get signalled and do bad things - Untested +- Change amd64 to use [ls]fence instructions for memory barriers. + - Untested (and no hardware, maybe peter can test) +- Turn off the ipiwakeups in 4BSD since the currently implementation can + lead to IPI deadlocks - Add a kproc API that does what kthread does right now - Add a real kthread API that creates just another thread inside of a kproc - Figure out what needs to be done to make a new kthread.. should each
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