On 13 February 2015 at 05:44, Chen Gang S <gang.c...@sunrus.com.cn> wrote: > Which issue of correctness will occur? I can not enum it.
If the Linux kernel does not implement these syscalls then QEMU must not either. Attempting them should fail, same as if you attempted them with the real kernel. > - linux-user already bypasses target linux kernel, and libc for tilegx > can not generate these calls (not defined for libc, either). Just because libc doesn't try to do these things doesn't mean QEMU should do the wrong thing for them. > - For any informal using, linux-user can still operate NR_open and > others, it is harmless. But it is still wrong. -- PMM