signal/timer/event: signalfd wire up x86 arches

This patch wires the signalfd 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 0772678ceecf..d91a5f55e06a 100644
--- a/arch/i386/kernel/syscall_table.S
+++ b/arch/i386/kernel/syscall_table.S
@@ -320,3 +320,4 @@ ENTRY(sys_call_table)
         .long sys_getcpu
         .long sys_epoll_pwait
         .long sys_utimensat             /* 320 */
+        .long sys_signalfd
diff --git a/arch/x86_64/ia32/ia32entry.S b/arch/x86_64/ia32/ia32entry.S
index f21068378272..bf8552d3a8e6 100644
--- a/arch/x86_64/ia32/ia32entry.S
+++ b/arch/x86_64/ia32/ia32entry.S
@@ -716,4 +716,5 @@ ia32_sys_call_table:
         .quad sys_getcpu
         .quad sys_epoll_pwait
         .quad compat_sys_utimensat      /* 320 */
+        .quad sys_signalfd
 ia32_syscall_end:               
diff --git a/include/asm-i386/unistd.h b/include/asm-i386/unistd.h
index bd21e795197c..d8383b6a2296 100644
--- a/include/asm-i386/unistd.h
+++ b/include/asm-i386/unistd.h
@@ -326,10 +326,11 @@
 #define __NR_getcpu             318
 #define __NR_epoll_pwait        319
 #define __NR_utimensat          320
+#define __NR_signalfd           321
 
 #ifdef __KERNEL__
 
-#define NR_syscalls 321
+#define NR_syscalls 322
 
 #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 18a0b01c8045..e12fb1a876c7 100644
--- a/include/asm-x86_64/unistd.h
+++ b/include/asm-x86_64/unistd.h
@@ -624,6 +624,8 @@ __SYSCALL(__NR_utimensat, sys_utimensat)
 #define __IGNORE_getcpu         /* implemented as a vsyscall */
 #define __NR_epoll_pwait        281
 __SYSCALL(__NR_epoll_pwait, sys_epoll_pwait)
+#define __NR_signalfd           282
+__SYSCALL(__NR_signalfd, sys_signalfd)
 
 #ifndef __NO_STUBS
 #define __ARCH_WANT_OLD_READDIR