Index: qemu.bkp/linux-user/syscall.c
===================================================================
--- qemu.bkp.orig/linux-user/syscall.c
+++ qemu.bkp/linux-user/syscall.c
@@ -149,6 +149,7 @@ type name (type1 arg1,type2 arg2,type3 a
 #define __NR_sys_syslog __NR_syslog
 #define __NR_sys_tgkill __NR_tgkill
 #define __NR_sys_clone __NR_clone
+#define __NR_sys_sched_getaffinity __NR_sched_getaffinity
 
 #if defined(__alpha__) || defined (__ia64__) || defined(__x86_64__)
 #define __NR__llseek __NR_lseek
@@ -171,6 +172,7 @@ _syscall3(int,sys_rt_sigqueueinfo,int,pi
 _syscall3(int,sys_syslog,int,type,char*,bufp,int,len)
 _syscall3(int,sys_tgkill,int,tgid,int,pid,int,sig)
 _syscall5(int,sys_clone, int, flags, void *, child_stack, int *, parent_tidptr, void *, newtls, int *, child_tidptr)
+_syscall3(int,sys_sched_getaffinity,pid_t,pid,unsigned int,cpusetsize,void*,mask)
 #ifdef __NR_exit_group
 _syscall1(int,exit_group,int,error_code)
 #endif
@@ -4823,6 +4825,17 @@ long do_syscall(void *cpu_env, int num, 
 	goto unimplemented_nowarn;
 #endif
 
+#ifdef TARGET_NR_sched_getaffinity
+    case TARGET_NR_sched_getaffinity:
+    {
+        cpu_set_t *mask;
+        lock_user_struct(mask, arg3, 1);                                                                                                          
+        ret = get_errno(sys_sched_getaffinity((pid_t)arg1, (unsigned int)arg2, mask));
+        unlock_user_struct(mask, arg3, 0);                                                                                                        
+        break;
+    }
+#endif
+
     default:
     unimplemented:
         gemu_log("qemu: Unsupported syscall: %d\n", num);