1
2
3
4#include <linux/syscalls.h>
5
6SYSCALL_DEFINE1(set_thread_area, unsigned long, addr)
7{
8 struct thread_info *ti = task_thread_info(current);
9 struct pt_regs *reg = current_pt_regs();
10
11 reg->tls = addr;
12 ti->tp_value = addr;
13
14 return 0;
15}
16
17SYSCALL_DEFINE6(mmap2,
18 unsigned long, addr,
19 unsigned long, len,
20 unsigned long, prot,
21 unsigned long, flags,
22 unsigned long, fd,
23 off_t, offset)
24{
25 if (unlikely(offset & (~PAGE_MASK >> 12)))
26 return -EINVAL;
27
28 return ksys_mmap_pgoff(addr, len, prot, flags, fd,
29 offset >> (PAGE_SHIFT - 12));
30}
31
32
33
34
35
36SYSCALL_DEFINE4(csky_fadvise64_64,
37 int, fd,
38 int, advice,
39 loff_t, offset,
40 loff_t, len)
41{
42 return ksys_fadvise64_64(fd, offset, len, advice);
43}
44