From: Davide Libenzi This patch wires the signalfd system call to the x86 architectures. Signed-off-by: Davide Libenzi Cc: Michael Kerrisk Cc: Andi Kleen Signed-off-by: Andrew Morton --- arch/i386/kernel/syscall_table.S | 1 + arch/x86_64/ia32/ia32entry.S | 1 + include/asm-i386/unistd.h | 3 ++- include/asm-x86_64/unistd.h | 2 ++ 4 files changed, 6 insertions(+), 1 deletion(-) diff -puN arch/i386/kernel/syscall_table.S~signal-timer-event-signalfd-wire-up-x86-arches arch/i386/kernel/syscall_table.S --- a/arch/i386/kernel/syscall_table.S~signal-timer-event-signalfd-wire-up-x86-arches +++ a/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 -puN include/asm-i386/unistd.h~signal-timer-event-signalfd-wire-up-x86-arches include/asm-i386/unistd.h --- a/include/asm-i386/unistd.h~signal-timer-event-signalfd-wire-up-x86-arches +++ a/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 -puN arch/x86_64/ia32/ia32entry.S~signal-timer-event-signalfd-wire-up-x86-arches arch/x86_64/ia32/ia32entry.S --- a/arch/x86_64/ia32/ia32entry.S~signal-timer-event-signalfd-wire-up-x86-arches +++ a/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 -puN include/asm-x86_64/unistd.h~signal-timer-event-signalfd-wire-up-x86-arches include/asm-x86_64/unistd.h --- a/include/asm-x86_64/unistd.h~signal-timer-event-signalfd-wire-up-x86-arches +++ a/include/asm-x86_64/unistd.h @@ -621,6 +621,8 @@ __SYSCALL(__NR_vmsplice, sys_vmsplice) __SYSCALL(__NR_move_pages, sys_move_pages) #define __NR_utimensat 280 __SYSCALL(__NR_utimensat, sys_utimensat) +#define __NR_signalfd 281 +__SYSCALL(__NR_signalfd, sys_signalfd) #ifndef __NO_STUBS #define __ARCH_WANT_OLD_READDIR _