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Enable/disable irq's only if needed.

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Signed-off-by: Thiemo Seufer <ths@networkno.de>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Thiemo Seufer 2005-02-21 11:44:31 +00:00 committed by Ralf Baechle
parent 9f83d839df
commit 049b13c358
1 changed files with 4 additions and 2 deletions
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6
include/asm-mips/io.h
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@ -319,7 +319,8 @@ static inline type pfx##read##bwlq(volatile void __iomem *mem) \
else if (cpu_has_64bits) { \
unsigned long __flags; \
\
local_irq_save(__flags); \
if (irq) \
local_irq_save(__flags); \
__asm__ __volatile__( \
".set mips3" "\t\t# __readq" "\n\t" \
"ld %L0, %1" "\n\t" \
@ -328,7 +329,8 @@ static inline type pfx##read##bwlq(volatile void __iomem *mem) \
".set mips0" "\n" \
: "=r" (__val) \
: "m" (*__mem)); \
local_irq_restore(__flags); \
if (irq) \
local_irq_restore(__flags); \
} else { \
__val = 0; \
BUG(); \