On 10/13/2015 01:54 PM, Adhemerval Zanella wrote:
I would prefer to not add another arch-specific implementation, but
instead
use something like __ASSUME_ACCEPT4_FOR_ACCEPT_SYSCALL and use accept4
directly in sysdeps/unix/sysv/linux/accept.c. Same for recv and send.
That sounds reasonable. Here is the updated patch.
---
2015-10-14 Stefan Liebler <stli@linux.vnet.ibm.com>
* sysdeps/unix/sysv/linux/s390/kernel-features.h:
(__ASSUME_*_SYSCALL) Define new macros.
* sysdeps/unix/sysv/linux/s390/s390-64/syscalls.list:
Remove socketcall syscalls.
* sysdeps/unix/sysv/linux/accept.c (__libc_accept):
Use accept4 if defined __ASSUME_ACCEPT4_FOR_ACCEPT_SYSCALL.
* sysdeps/unix/sysv/linux/recv.c (__libc_recv):
Use recvfrom if defined __ASSUME_RECVFROM_FOR_RECV_SYSCALL.
* sysdeps/unix/sysv/linux/send.c (__libc_send):
Use sendto if defined __ASSUME_SENDTO_FOR_SEND_SYSCALL.