| 76,10 → 76,18 |
|---|
| * The 64-bit value is not atomic - you MUST NOT read it |
| * without sampling the sequence number in jiffies_lock. |
| * get_jiffies_64() will do this for you as appropriate. |
| */ |
| extern u64 jiffies_64; |
| extern unsigned long volatile jiffies; |
| |
| #if (BITS_PER_LONG < 64) |
| u64 get_jiffies_64(void); |
| #else |
| static inline u64 get_jiffies_64(void) |
| { |
| return (u64)GetTimerTicks(); |
| return (u64)jiffies; |
| } |
| #endif |
| |
| /* |
| * These inlines deal with timer wrapping correctly. You are |
| 290,6 → 298,12 |
|---|
| */ |
| extern unsigned int jiffies_to_msecs(const unsigned long j); |
| extern unsigned int jiffies_to_usecs(const unsigned long j); |
| |
| static inline u64 jiffies_to_nsecs(const unsigned long j) |
| { |
| return (u64)jiffies_to_usecs(j) * NSEC_PER_USEC; |
| } |
| |
| extern unsigned long msecs_to_jiffies(const unsigned int m); |
| extern unsigned long usecs_to_jiffies(const unsigned int u); |
| extern unsigned long timespec_to_jiffies(const struct timespec *value); |