diff options
| author | Rajalakshmi Srinivasaraghavan <raji@linux.vnet.ibm.com> | 2015-08-25 10:23:47 -0300 |
|---|---|---|
| committer | Tulio Magno Quites Machado Filho <tuliom@linux.vnet.ibm.com> | 2015-08-25 13:45:56 -0300 |
| commit | f4491417cc80b4a01e72e9d218af137765ee5918 (patch) | |
| tree | 16c8e1335b1d098af8e16b116fef182c1cf9af2d /sysdeps/unix/sysv/linux/accept.c | |
| parent | 18173559a23e28055640b152e623d9f0d40ecca8 (diff) | |
Call direct system calls for socket operations
Explicit system calls for the socket operations were added in Linux kernel
in commit 86250b9d12ca for powerpc. This patch make use of those instead of
calling socketcall to save number of cycles on networking syscalls.
2015-08-25 Rajalakshmi Srinivasaraghavan <raji@linux.vnet.ibm.com>
* sysdeps/unix/sysv/linux/powerpc/kernel-features.h: Define new macros.
* sysdeps/unix/sysv/linux/accept.c: Call direct system call.
* sysdeps/unix/sysv/linux/bind.c: Call direct system call.
* sysdeps/unix/sysv/linux/connect.c: Call direct system call.
* sysdeps/unix/sysv/linux/getpeername.c: Call direct system call.
* sysdeps/unix/sysv/linux/getsockname.c: Call direct system call.
* sysdeps/unix/sysv/linux/getsockopt.c: Call direct system call.
* sysdeps/unix/sysv/linux/listen.c: Call direct system call.
* sysdeps/unix/sysv/linux/recv.c: Call direct system call.
* sysdeps/unix/sysv/linux/recvfrom.c: Call direct system call.
* sysdeps/unix/sysv/linux/recvmsg.c: Call direct system call.
* sysdeps/unix/sysv/linux/send.c: Call direct system call.
* sysdeps/unix/sysv/linux/sendmsg.c: Call direct system call.
* sysdeps/unix/sysv/linux/sendto.c: Call direct system call.
* sysdeps/unix/sysv/linux/setsockopt.c: Call direct system call.
* sysdeps/unix/sysv/linux/shutdown.c: Call direct system call.
* sysdeps/unix/sysv/linux/socket.c: Call direct system call.
* sysdeps/unix/sysv/linux/socketpair.c: Call direct system call.
Diffstat (limited to 'sysdeps/unix/sysv/linux/accept.c')
| -rw-r--r-- | sysdeps/unix/sysv/linux/accept.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/sysdeps/unix/sysv/linux/accept.c b/sysdeps/unix/sysv/linux/accept.c index 72d42a7d85..8b4fff084d 100644 --- a/sysdeps/unix/sysv/linux/accept.c +++ b/sysdeps/unix/sysv/linux/accept.c @@ -21,11 +21,17 @@ #include <sysdep-cancel.h> #include <socketcall.h> +#include <sys/syscall.h> +#include <kernel-features.h> int __libc_accept (int fd, __SOCKADDR_ARG addr, socklen_t *len) { +#ifdef __ASSUME_ACCEPT_SYSCALL + return SYSCALL_CANCEL (accept, fd, addr.__sockaddr__, len); +#else return SOCKETCALL_CANCEL (accept, fd, addr.__sockaddr__, len); +#endif } weak_alias (__libc_accept, accept) libc_hidden_def (accept) |