Author: nwhitehorn
Date: Sun Jun 26 15:08:14 2011
New Revision: 223570
URL: http://svn.freebsd.org/changeset/base/223570
Log:
Revert r223479. It is unnecessary and served only to slightly ameliorate
some manifestations of the bug actually fixed in r223485.
Modified:
head/sys/powerpc/aim/trap_subr32.S
head/sys/powerpc/aim/trap_subr64.S
Modified: head/sys/powerpc/aim/trap_subr32.S
==============================================================================
--- head/sys/powerpc/aim/trap_subr32.S Sun Jun 26 14:29:49 2011
(r223569)
+++ head/sys/powerpc/aim/trap_subr32.S Sun Jun 26 15:08:14 2011
(r223570)
@@ -754,8 +754,6 @@ k_trap:
/* Call C interrupt dispatcher: */
trapagain:
addi %r3,%r1,8
- addi %r4,%r1,-4 /* Clear any existing reservations */
- stwcx. %r3,0,%r4
bl CNAME(powerpc_interrupt)
.globl CNAME(trapexit) /* backtrace code sentinel */
CNAME(trapexit):
Modified: head/sys/powerpc/aim/trap_subr64.S
==============================================================================
--- head/sys/powerpc/aim/trap_subr64.S Sun Jun 26 14:29:49 2011
(r223569)
+++ head/sys/powerpc/aim/trap_subr64.S Sun Jun 26 15:08:14 2011
(r223570)
@@ -514,8 +514,6 @@ trapagain:
lis %r3,tocbase@ha
ld %r2,tocbase@l(%r3)
addi %r3,%r1,48
- addi %r4,%r1,-8 /* Clear any existing reservations */
- stdcx. %r3,0,%r4
bl CNAME(powerpc_interrupt)
nop
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