[PATCH] S390: Call direct system calls for socket operations.

[Stefan Liebler]

ping

On 10/14/2015 10:02 AM, Stefan Liebler wrote:
>
> 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.