diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/asm-alpha/atomic.h | 7 | ||||
| -rw-r--r-- | include/asm-powerpc/page_64.h | 6 | ||||
| -rw-r--r-- | include/asm-sparc64/atomic.h | 1 | ||||
| -rw-r--r-- | include/asm-x86_64/atomic.h | 51 | ||||
| -rw-r--r-- | include/linux/smp.h | 8 | ||||
| -rw-r--r-- | include/linux/usb.h | 1 |
6 files changed, 49 insertions, 25 deletions
diff --git a/include/asm-alpha/atomic.h b/include/asm-alpha/atomic.h index 36505bb4e8c..6183eab006d 100644 --- a/include/asm-alpha/atomic.h +++ b/include/asm-alpha/atomic.h @@ -118,8 +118,6 @@ static __inline__ long atomic_add_return(int i, atomic_t * v) return result; } -#define atomic_add_negative(a, v) (atomic_add_return((a), (v)) < 0) - static __inline__ long atomic64_add_return(long i, atomic64_t * v) { long temp, result; @@ -189,6 +187,9 @@ static __inline__ long atomic64_sub_return(long i, atomic64_t * v) }) #define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0) +#define atomic_add_negative(a, v) (atomic_add_return((a), (v)) < 0) +#define atomic64_add_negative(a, v) (atomic64_add_return((a), (v)) < 0) + #define atomic_dec_return(v) atomic_sub_return(1,(v)) #define atomic64_dec_return(v) atomic64_sub_return(1,(v)) @@ -199,6 +200,8 @@ static __inline__ long atomic64_sub_return(long i, atomic64_t * v) #define atomic64_sub_and_test(i,v) (atomic64_sub_return((i), (v)) == 0) #define atomic_inc_and_test(v) (atomic_add_return(1, (v)) == 0) +#define atomic64_inc_and_test(v) (atomic64_add_return(1, (v)) == 0) + #define atomic_dec_and_test(v) (atomic_sub_return(1, (v)) == 0) #define atomic64_dec_and_test(v) (atomic64_sub_return(1, (v)) == 0) diff --git a/include/asm-powerpc/page_64.h b/include/asm-powerpc/page_64.h index 1e6e7846824..58a3dd9a79e 100644 --- a/include/asm-powerpc/page_64.h +++ b/include/asm-powerpc/page_64.h @@ -135,9 +135,9 @@ extern unsigned int HPAGE_SHIFT; #define in_hugepage_area(context, addr) \ (cpu_has_feature(CPU_FTR_16M_PAGE) && \ - ( ((1 << GET_HTLB_AREA(addr)) & (context).high_htlb_areas) || \ - ( ((addr) < 0x100000000L) && \ - ((1 << GET_ESID(addr)) & (context).low_htlb_areas) ) ) ) + ( ( (addr) >= 0x100000000UL) \ + ? ((1 << GET_HTLB_AREA(addr)) & (context).high_htlb_areas) \ + : ((1 << GET_ESID(addr)) & (context).low_htlb_areas) ) ) #else /* !CONFIG_HUGETLB_PAGE */ diff --git a/include/asm-sparc64/atomic.h b/include/asm-sparc64/atomic.h index 8198c3d0d00..3789fe31599 100644 --- a/include/asm-sparc64/atomic.h +++ b/include/asm-sparc64/atomic.h @@ -54,6 +54,7 @@ extern int atomic64_sub_ret(int, atomic64_t *); * other cases. */ #define atomic_inc_and_test(v) (atomic_inc_return(v) == 0) +#define atomic64_inc_and_test(v) (atomic64_inc_return(v) == 0) #define atomic_sub_and_test(i, v) (atomic_sub_ret(i, v) == 0) #define atomic64_sub_and_test(i, v) (atomic64_sub_ret(i, v) == 0) diff --git a/include/asm-x86_64/atomic.h b/include/asm-x86_64/atomic.h index 0866ef67f19..50db9f39274 100644 --- a/include/asm-x86_64/atomic.h +++ b/include/asm-x86_64/atomic.h @@ -160,8 +160,8 @@ static __inline__ int atomic_inc_and_test(atomic_t *v) /** * atomic_add_negative - add and test if negative - * @v: pointer of type atomic_t * @i: integer value to add + * @v: pointer of type atomic_t * * Atomically adds @i to @v and returns true * if the result is negative, or false when @@ -178,6 +178,31 @@ static __inline__ int atomic_add_negative(int i, atomic_t *v) return c; } +/** + * atomic_add_return - add and return + * @i: integer value to add + * @v: pointer of type atomic_t + * + * Atomically adds @i to @v and returns @i + @v + */ +static __inline__ int atomic_add_return(int i, atomic_t *v) +{ + int __i = i; + __asm__ __volatile__( + LOCK "xaddl %0, %1;" + :"=r"(i) + :"m"(v->counter), "0"(i)); + return i + __i; +} + +static __inline__ int atomic_sub_return(int i, atomic_t *v) +{ + return atomic_add_return(-i,v); +} + +#define atomic_inc_return(v) (atomic_add_return(1,v)) +#define atomic_dec_return(v) (atomic_sub_return(1,v)) + /* An 64bit atomic type */ typedef struct { volatile long counter; } atomic64_t; @@ -320,14 +345,14 @@ static __inline__ int atomic64_inc_and_test(atomic64_t *v) /** * atomic64_add_negative - add and test if negative - * @v: pointer to atomic64_t * @i: integer value to add + * @v: pointer to type atomic64_t * * Atomically adds @i to @v and returns true * if the result is negative, or false when * result is greater than or equal to zero. */ -static __inline__ long atomic64_add_negative(long i, atomic64_t *v) +static __inline__ int atomic64_add_negative(long i, atomic64_t *v) { unsigned char c; @@ -339,27 +364,30 @@ static __inline__ long atomic64_add_negative(long i, atomic64_t *v) } /** - * atomic_add_return - add and return - * @v: pointer of type atomic_t + * atomic64_add_return - add and return * @i: integer value to add + * @v: pointer to type atomic64_t * * Atomically adds @i to @v and returns @i + @v */ -static __inline__ int atomic_add_return(int i, atomic_t *v) +static __inline__ long atomic64_add_return(long i, atomic64_t *v) { - int __i = i; + long __i = i; __asm__ __volatile__( - LOCK "xaddl %0, %1;" + LOCK "xaddq %0, %1;" :"=r"(i) :"m"(v->counter), "0"(i)); return i + __i; } -static __inline__ int atomic_sub_return(int i, atomic_t *v) +static __inline__ long atomic64_sub_return(long i, atomic64_t *v) { - return atomic_add_return(-i,v); + return atomic64_add_return(-i,v); } +#define atomic64_inc_return(v) (atomic64_add_return(1,v)) +#define atomic64_dec_return(v) (atomic64_sub_return(1,v)) + #define atomic_cmpxchg(v, old, new) ((int)cmpxchg(&((v)->counter), old, new)) /** @@ -381,9 +409,6 @@ static __inline__ int atomic_sub_return(int i, atomic_t *v) }) #define atomic_inc_not_zero(v) atomic_add_unless((v), 1, 0) -#define atomic_inc_return(v) (atomic_add_return(1,v)) -#define atomic_dec_return(v) (atomic_sub_return(1,v)) - /* These are x86-specific, used by some header files */ #define atomic_clear_mask(mask, addr) \ __asm__ __volatile__(LOCK "andl %0,%1" \ diff --git a/include/linux/smp.h b/include/linux/smp.h index b6069c8e1f0..9dfa3ee769a 100644 --- a/include/linux/smp.h +++ b/include/linux/smp.h @@ -94,13 +94,7 @@ void smp_prepare_boot_cpu(void); */ #define raw_smp_processor_id() 0 #define hard_smp_processor_id() 0 - -static inline int smp_call_function(void (*func) (void *info), void *info, - int retry, int wait) -{ - return 0; -} - +#define smp_call_function(func,info,retry,wait) ({ 0; }) #define on_each_cpu(func,info,retry,wait) ({ func(info); 0; }) static inline void smp_send_reschedule(int cpu) { } #define num_booting_cpus() 1 diff --git a/include/linux/usb.h b/include/linux/usb.h index 856d232c756..d81b050e595 100644 --- a/include/linux/usb.h +++ b/include/linux/usb.h @@ -47,6 +47,7 @@ struct usb_driver; * @urb_list: urbs queued to this endpoint; maintained by usbcore * @hcpriv: for use by HCD; typically holds hardware dma queue head (QH) * with one or more transfer descriptors (TDs) per urb + * @kobj: kobject for sysfs info * @extra: descriptors following this endpoint in the configuration * @extralen: how many bytes of "extra" are valid * |