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Fix sum_stat() bug in group_reporting
[fio.git]
/
arch
/
arch-x86_64.h
diff --git
a/arch/arch-x86_64.h
b/arch/arch-x86_64.h
index 71ba2240180f8937182725812529782f58dd8873..f2dcf497f63ec89ca88c8c3817de407c7a1d80c9 100644
(file)
--- a/
arch/arch-x86_64.h
+++ b/
arch/arch-x86_64.h
@@
-33,42
+33,22
@@
#define read_barrier() __asm__ __volatile__("lfence":::"memory")
#define write_barrier() __asm__ __volatile__("sfence":::"memory")
#define read_barrier() __asm__ __volatile__("lfence":::"memory")
#define write_barrier() __asm__ __volatile__("sfence":::"memory")
-static inline unsigned
int arch_ffz(unsigned int
bitmask)
+static inline unsigned
long arch_ffz(unsigned long
bitmask)
{
{
- __asm__("bsf
l
%1,%0" :"=r" (bitmask) :"r" (~bitmask));
+ __asm__("bsf %1,%0" :"=r" (bitmask) :"r" (~bitmask));
return bitmask;
}
return bitmask;
}
-#define ARCH_HAVE_FFZ
-
-typedef struct {
- unsigned int lock;
-} spinlock_t;
-static inline
void spin_lock(spinlock_t *lock
)
+static inline
unsigned long long get_cpu_clock(void
)
{
{
- short inc = 0x0100;
-
- __asm__ __volatile__("xaddw %w0, %1\n"
- "1:\t"
- "cmpb %h0, %b0\n\t"
- "je 2f\n\t"
- "rep ; nop\n\t"
- "movb %1, %b0\n\t"
- "jmp 1b\n"
- "2:"
- : "+Q" (inc), "+m" (lock->lock)
- :
- : "memory", "cc");
-}
+ unsigned int lo, hi;
-static inline void spin_unlock(spinlock_t *lock)
-{
- __asm__ __volatile__("incb %0"
- : "+m" (lock->lock)
- :
- : "memory", "cc");
+ __asm__ __volatile__("rdtsc" : "=a" (lo), "=d" (hi));
+ return ((unsigned long long) hi << 32ULL) | lo;
}
}
-#define __SPIN_LOCK_UNLOCKED { 0 }
+#define ARCH_HAVE_FFZ
+#define ARCH_HAVE_SSE4_2
+#define ARCH_HAVE_CPU_CLOCK
#endif
#endif