signal/timer/event: eventfd wire up x86 arches

This patch wires the eventfd system call to the x86 architectures.

Signed-off-by: Davide Libenzi <davidel@xmailserver.org>
Cc: Michael Kerrisk <mtk-manpages@gmx.net>
Cc: Andi Kleen <ak@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

4 files changed, 6 insertions, 1 deletions

diff --git a/arch/i386/kernel/syscall_table.S b/arch/i386/kernel/syscall_table.S
index d50634c74ed9..bf6adce52267 100644
--- a/arch/i386/kernel/syscall_table.S
+++ b/arch/i386/kernel/syscall_table.S
@@ -322,3 +322,4 @@ ENTRY(sys_call_table)
         .long sys_utimensat             /* 320 */
         .long sys_signalfd
         .long sys_timerfd
+        .long sys_eventfd
diff --git a/arch/x86_64/ia32/ia32entry.S b/arch/x86_64/ia32/ia32entry.S
index bdbed0a7e5e4..52be79beb306 100644
--- a/arch/x86_64/ia32/ia32entry.S
+++ b/arch/x86_64/ia32/ia32entry.S
@@ -718,4 +718,5 @@ ia32_sys_call_table:
         .quad compat_sys_utimensat      /* 320 */
         .quad sys_signalfd
         .quad sys_timerfd
+        .quad sys_eventfd
 ia32_syscall_end:               
diff --git a/include/asm-i386/unistd.h b/include/asm-i386/unistd.h
index 1c8076a402e5..e84ace1ec8bf 100644
--- a/include/asm-i386/unistd.h
+++ b/include/asm-i386/unistd.h
@@ -328,10 +328,11 @@
 #define __NR_utimensat          320
 #define __NR_signalfd           321
 #define __NR_timerfd            322
+#define __NR_eventfd            323
 
 #ifdef __KERNEL__
 
-#define NR_syscalls 323
+#define NR_syscalls 324
 
 #define __ARCH_WANT_IPC_PARSE_VERSION
 #define __ARCH_WANT_OLD_READDIR
diff --git a/include/asm-x86_64/unistd.h b/include/asm-x86_64/unistd.h
index 3e273b044457..ae1ed05f2814 100644
--- a/include/asm-x86_64/unistd.h
+++ b/include/asm-x86_64/unistd.h
@@ -628,6 +628,8 @@ __SYSCALL(__NR_epoll_pwait, sys_epoll_pwait)
 __SYSCALL(__NR_signalfd, sys_signalfd)
 #define __NR_timerfd            282
 __SYSCALL(__NR_timerfd, sys_timerfd)
+#define __NR_eventfd            283
+__SYSCALL(__NR_eventfd, sys_eventfd)
 
 #ifndef __NO_STUBS
 #define __ARCH_WANT_OLD_READDIR