Date: Mon, 07 Apr 1997 16:05:03 -0700 From: David Greenman <dg@root.com> To: Thomas David Rivers <ponds!rivers@dg-rtp.dg.com> Cc: freebsd-hackers@freebsd.org Subject: Re: Some insight on "dup alloc" problems..... Message-ID: <199704072305.QAA05769@root.com> In-Reply-To: Your message of "Mon, 07 Apr 1997 16:55:31 EDT." <199704072055.QAA03948@lakes.water.net>
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> In that environment; do you think that call would still be helpful? >What exactly does wbinvd() do? I haven't stumbled across it in my >2.1.7.1 readings... It does a "write back and invalidate" which flushes the internal cache and signals the external cache to write back it's contents to main memory. This instruction only exists on 486 and newer CPUs, however, so it is not relevant to your situation. -DG David Greenman Core-team/Principal Architect, The FreeBSD Project
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