Date: Tue, 3 Aug 2004 04:14:55 +0000 (UTC) From: Peter Grehan <grehan@FreeBSD.org> To: src-committers@FreeBSD.org, cvs-src@FreeBSD.org, cvs-all@FreeBSD.org Subject: cvs commit: src/sys/powerpc/include critical.h Message-ID: <200408030414.i734EtRq054769@repoman.freebsd.org>
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grehan 2004-08-03 04:14:55 UTC
FreeBSD src repository
Modified files:
sys/powerpc/include critical.h
Log:
Remove race condition between reading of MSR, setting md_savecrit,
and setting MSR. This was most evident with the idle proc running
with interrupts disabled and causing a lockup. Switch over to the
i386 style which does things in the right order.
debug assisted by: gallatin, and the invaluable KTR option.
Revision Changes Path
1.7 +2 -6 src/sys/powerpc/include/critical.h
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