forked from Minki/linux
[S390] Fix gcc warning about unused return values.
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
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@ -128,8 +128,13 @@ extern void account_system_vtime(struct task_struct *);
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#define nop() __asm__ __volatile__ ("nop")
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#define nop() __asm__ __volatile__ ("nop")
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#define xchg(ptr,x) \
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#define xchg(ptr,x) \
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((__typeof__(*(ptr)))__xchg((unsigned long)(x),(void *)(ptr),sizeof(*(ptr))))
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({ \
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__typeof__(*(ptr)) __ret; \
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__ret = (__typeof__(*(ptr))) \
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__xchg((unsigned long)(x), (void *)(ptr),sizeof(*(ptr))); \
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__ret; \
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})
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static inline unsigned long __xchg(unsigned long x, void * ptr, int size)
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static inline unsigned long __xchg(unsigned long x, void * ptr, int size)
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{
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{
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