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Put the isync where it's supposed to be.

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This commit is contained in:
Tom Lane 2003-04-04 05:32:30 +00:00
parent d685417fbb
commit cd35d601b8
1 changed files with 6 additions and 6 deletions
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12
src/include/storage/s_lock.h
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@ -63,7 +63,7 @@
* Portions Copyright (c) 1996-2002, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* $Id: s_lock.h,v 1.103 2002/11/22 01:13:16 tgl Exp $
* $Id: s_lock.h,v 1.104 2003/04/04 05:32:30 tgl Exp $
*
*-------------------------------------------------------------------------
*/
@ -231,16 +231,16 @@ tas(volatile slock_t *lock)
__asm__ __volatile__(
" lwarx %0,0,%3 \n"
" cmpwi %0,0 \n"
" bne 1f \n"
" bne 1f \n"
" addi %0,%0,1 \n"
" stwcx. %0,0,%3 \n"
" isync \n"
" beq 2f \n"
"1: li %2,1 \n"
" b 3f \n"
"2: \n"
" b 3f \n"
"2: \n"
" isync \n"
" li %2,0 \n"
"3: \n"
"3: \n"
: "=&r" (_t), "=m" (lock), "=r" (_res)
: "r" (lock)