Date: Thu, 23 Jun 2011 16:34:41 +0000 (UTC) From: Nathan Whitehorn <nwhitehorn@FreeBSD.org> To: cvs-src-old@freebsd.org Subject: cvs commit: src/sys/powerpc/aim trap_subr32.S trap_subr64.S Message-ID: <201106231634.p5NGYw8T015542@repoman.freebsd.org>
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nwhitehorn 2011-06-23 16:34:41 UTC
FreeBSD src repository
Modified files:
sys/powerpc/aim trap_subr32.S trap_subr64.S
Log:
SVN rev 223479 on 2011-06-23 16:34:41Z by nwhitehorn
Clear any outstanding atomic reservations when traps are taken. This fixes
some interesting bugs (mostly on SMP systems) with atomic operations
silently failing in interrupt heavy situations, especially when using
overflow pages.
Revision Changes Path
1.4 +2 -0 src/sys/powerpc/aim/trap_subr32.S
1.7 +2 -0 src/sys/powerpc/aim/trap_subr64.S
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