cookie64 150 fs/dcookies.c static int do_lookup_dcookie(u64 cookie64, char __user *buf, size_t len) cookie64 152 fs/dcookies.c unsigned long cookie = (unsigned long)cookie64; cookie64 207 fs/dcookies.c SYSCALL_DEFINE3(lookup_dcookie, u64, cookie64, char __user *, buf, size_t, len) cookie64 209 fs/dcookies.c return do_lookup_dcookie(cookie64, buf, len); cookie64 353 include/linux/syscalls.h asmlinkage long sys_lookup_dcookie(u64 cookie64, char __user *buf, size_t len);