Date: Wed, 6 Sep 2000 18:18:27 -0700 (PDT) From: Tor Egge <tegge@FreeBSD.org> To: cvs-committers@FreeBSD.org, cvs-all@FreeBSD.org Subject: cvs commit: src/sys/i386/i386 mpboot.s Message-ID: <200009070118.SAA07235@freefall.freebsd.org>
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tegge 2000/09/06 18:18:27 PDT
Modified files: (Branch: RELENG_4)
sys/i386/i386 mpboot.s
Log:
Performing a locked instruction after the call to rel_mplock does not
guarantee that other processors will be able to obtain the giant lock.
Using the wbinvd instruction avoids the livelock.
Revision Changes Path
1.13.2.3 +3 -5 src/sys/i386/i386/mpboot.s
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