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-rw-r--r--sysdeps/unix/sysv/linux/accept.c2
-rw-r--r--sysdeps/unix/sysv/linux/recv.c2
-rw-r--r--sysdeps/unix/sysv/linux/s390/kernel-features.h24
-rw-r--r--sysdeps/unix/sysv/linux/s390/s390-64/syscalls.list19
-rw-r--r--sysdeps/unix/sysv/linux/send.c2
5 files changed, 30 insertions, 19 deletions
diff --git a/sysdeps/unix/sysv/linux/accept.c b/sysdeps/unix/sysv/linux/accept.c
index 8b4fff084d..f53613306b 100644
--- a/sysdeps/unix/sysv/linux/accept.c
+++ b/sysdeps/unix/sysv/linux/accept.c
@@ -29,6 +29,8 @@ __libc_accept (int fd, __SOCKADDR_ARG addr, socklen_t *len)
{
#ifdef __ASSUME_ACCEPT_SYSCALL
return SYSCALL_CANCEL (accept, fd, addr.__sockaddr__, len);
+#elif defined __ASSUME_ACCEPT4_FOR_ACCEPT_SYSCALL
+ return SYSCALL_CANCEL (accept4, fd, addr.__sockaddr__, len, 0);
#else
return SOCKETCALL_CANCEL (accept, fd, addr.__sockaddr__, len);
#endif
diff --git a/sysdeps/unix/sysv/linux/recv.c b/sysdeps/unix/sysv/linux/recv.c
index 12be89053d..ce701b59c5 100644
--- a/sysdeps/unix/sysv/linux/recv.c
+++ b/sysdeps/unix/sysv/linux/recv.c
@@ -29,6 +29,8 @@ __libc_recv (int fd, void *buf, size_t len, int flags)
{
#ifdef __ASSUME_RECV_SYSCALL
return SYSCALL_CANCEL (recv, fd, buf, len, flags);
+#elif defined __ASSUME_RECVFROM_FOR_RECV_SYSCALL
+ return SYSCALL_CANCEL (recvfrom, fd, buf, len, flags, NULL, NULL);
#else
return SOCKETCALL_CANCEL (recv, fd, buf, len, flags);
#endif
diff --git a/sysdeps/unix/sysv/linux/s390/kernel-features.h b/sysdeps/unix/sysv/linux/s390/kernel-features.h
index 96f73ef959..eaa348361b 100644
--- a/sysdeps/unix/sysv/linux/s390/kernel-features.h
+++ b/sysdeps/unix/sysv/linux/s390/kernel-features.h
@@ -20,4 +20,28 @@
/* S/390 uses socketcall. */
#define __ASSUME_SOCKETCALL 1
+/* Direct socketcalls available with kernel 4.3. */
+#if __LINUX_KERNEL_VERSION >= 0x040300
+# define __ASSUME_RECVMMSG_SYSCALL 1
+# define __ASSUME_SENDMMSG_SYSCALL 1
+# define __ASSUME_SOCKET_SYSCALL 1
+# define __ASSUME_SOCKETPAIR_SYSCALL 1
+# define __ASSUME_BIND_SYSCALL 1
+# define __ASSUME_CONNECT_SYSCALL 1
+# define __ASSUME_LISTEN_SYSCALL 1
+# define __ASSUME_ACCEPT4_SYSCALL 1
+# define __ASSUME_ACCEPT4_FOR_ACCEPT_SYSCALL 1
+# define __ASSUME_GETSOCKOPT_SYSCALL 1
+# define __ASSUME_SETSOCKOPT_SYSCALL 1
+# define __ASSUME_GETSOCKNAME_SYSCALL 1
+# define __ASSUME_GETPEERNAME_SYSCALL 1
+# define __ASSUME_SENDTO_SYSCALL 1
+# define __ASSUME_SENDTO_FOR_SEND_SYSCALL 1
+# define __ASSUME_SENDMSG_SYSCALL 1
+# define __ASSUME_RECVFROM_SYSCALL 1
+# define __ASSUME_RECVFROM_FOR_RECV_SYSCALL 1
+# define __ASSUME_RECVMSG_SYSCALL 1
+# define __ASSUME_SHUTDOWN_SYSCALL 1
+#endif
+
#include_next <kernel-features.h>
diff --git a/sysdeps/unix/sysv/linux/s390/s390-64/syscalls.list b/sysdeps/unix/sysv/linux/s390/s390-64/syscalls.list
index 5b8c1024ac..9f03d26fea 100644
--- a/sysdeps/unix/sysv/linux/s390/s390-64/syscalls.list
+++ b/sysdeps/unix/sysv/linux/s390/s390-64/syscalls.list
@@ -12,22 +12,3 @@ shmget - shmget i:iii __shmget shmget
semop - semop i:ipi __semop semop
semget - semget i:iii __semget semget
semctl - semctl i:iiii __semctl semctl
-
-# proper socket implementations:
-accept - accept Ci:iBN __libc_accept __accept accept
-bind - bind i:ipi __bind bind
-connect - connect Ci:ipi __libc_connect __connect connect
-getpeername - getpeername i:ipp __getpeername getpeername
-getsockname - getsockname i:ipp __getsockname getsockname
-getsockopt - getsockopt i:iiiBN __getsockopt getsockopt
-listen - listen i:ii __listen listen
-recv - recv Ci:ibni __libc_recv __recv recv
-recvfrom - recvfrom Ci:ibniBN __libc_recvfrom __recvfrom recvfrom
-recvmsg - recvmsg Ci:ipi __libc_recvmsg __recvmsg recvmsg
-send - send Ci:ibni __libc_send __send send
-sendmsg - sendmsg Ci:ipi __libc_sendmsg __sendmsg sendmsg
-sendto - sendto Ci:ibnibn __libc_sendto __sendto sendto
-setsockopt - setsockopt i:iiibn __setsockopt setsockopt
-shutdown - shutdown i:ii __shutdown shutdown
-socket - socket i:iii __socket socket
-socketpair - socketpair i:iiif __socketpair socketpair
diff --git a/sysdeps/unix/sysv/linux/send.c b/sysdeps/unix/sysv/linux/send.c
index d917e4d900..529c27d155 100644
--- a/sysdeps/unix/sysv/linux/send.c
+++ b/sysdeps/unix/sysv/linux/send.c
@@ -29,6 +29,8 @@ __libc_send (int fd, const void *buf, size_t len, int flags)
{
#ifdef __ASSUME_SEND_SYSCALL
return SYSCALL_CANCEL (send, fd, buf, len, flags);
+#elif defined __ASSUME_SENDTO_FOR_SEND_SYSCALL
+ return SYSCALL_CANCEL (sendto, fd, buf, len, flags, NULL, 0);
#else
return SOCKETCALL_CANCEL (send, fd, buf, len, flags);
#endif