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futex(): spin wait when CPU not oversubscribed and fix lost wake-up bug

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Balazs Gerofi
2017-01-12 18:50:21 +09:00
parent d646c2a4b9
commit bd47b909bf
7 changed files with 163 additions and 142 deletions
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4
lib/include/memory.h
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@ -35,8 +35,8 @@ void *phys_to_virt(unsigned long p);
int copy_from_user(void *dst, const void *src, size_t siz);
int strlen_user(const char *s);
int strcpy_from_user(char *dst, const char *src);
long getlong_user(const long *p);
int getint_user(const int *p);
long getlong_user(long *dest, const long *p);
int getint_user(int *dest, const int *p);
int read_process_vm(struct process_vm *vm, void *kdst, const void *usrc, size_t siz);
int copy_to_user(void *dst, const void *src, size_t siz);
int setlong_user(long *dst, long data);