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[PATCH] ARM SMP: Fix ARMv6 spinlock and semaphore implementations

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Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Russell King
2005-07-24 12:13:40 +01:00
committed by Russell King
parent 2c2a68b847
commit 4e8fd22bd4
2 changed files with 21 additions and 18 deletions
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4
include/asm-arm/locks.h
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@@ -61,7 +61,7 @@
" strex ip, lr, [%0]\n" \
" teq ip, #0\n" \
" bne 1b\n" \
" teq lr, #0\n" \
" cmp lr, #0\n" \
" movle ip, %0\n" \
" blle " #wake \
: \
@@ -100,7 +100,7 @@
__asm__ __volatile__( \
"@ up_op_read\n" \
"1: ldrex lr, [%0]\n" \
" add lr, lr, %1\n" \
" adds lr, lr, %1\n" \
" strex ip, lr, [%0]\n" \
" teq ip, #0\n" \
" bne 1b\n" \