Hi Tom,

Sorry this has caused you trouble, using "spu" there is a bit of a hack
and I want to remove it.

See: https://patchwork.ozlabs.org/patch/1025830/

Unfortunately that series clashed with some of Arnd's work and I haven't
got around to rebasing it.

Tom Hromatka <tom.hroma...@oracle.com> writes:
> PowerPC experts,
>
> Paul Moore and I are working on the v2.4 release of libseccomp,
> and as part of this work I need to update the syscall table for
> each architecture.
>
> I have incorporated the new ppc syscall.tbl into libseccomp, but
> I am not familiar with the value of "spu" in the ABI column.  For
> example:
>
> 22    32      umount                          sys_oldumount
> 22    64      umount                          sys_ni_syscall
> 22    spu     umount                          sys_ni_syscall
>
> In libseccomp, we maintain a 32-bit ppc syscall table and a 64-bit
> ppc syscall table.  Do we also need to add a "spu" ppc syscall
> table?  Some clarification on the syscalls marked "spu" and "nospu"
> would be greatly appreciated.

The name "spu" comes from SPU, which are the small cores in the
Playstation 3. The value in the syscall table says whether that syscall
is available to SPU programs ("spu") or blocked ("nospu"). I don't think
you want to support libseccomp on SPUs, so basically you can just ignore
the spu/nospu distinction.

So I'm pretty sure you can just remove all the "spu" lines, and then
replace "nospu" with "common". As I've done below.

I'll try and get my patch above into a branch and into linux-next
somehow, so that you can at least refer to an upstream commit.

cheers


# SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note
#
# system call numbers and entry vectors for powerpc
#
# The format is:
# <number> <abi> <name> <entry point> <compat entry point>
#
# The <abi> can be common, 64, or 32 for this file.
#
0       common  restart_syscall                 sys_restart_syscall
1       common  exit                            sys_exit
2       common  fork                            ppc_fork
3       common  read                            sys_read
4       common  write                           sys_write
5       common  open                            sys_open                        
compat_sys_open
6       common  close                           sys_close
7       common  waitpid                         sys_waitpid
8       common  creat                           sys_creat
9       common  link                            sys_link
10      common  unlink                          sys_unlink
11      common  execve                          sys_execve                      
compat_sys_execve
12      common  chdir                           sys_chdir
13      common  time                            sys_time                        
compat_sys_time
14      common  mknod                           sys_mknod
15      common  chmod                           sys_chmod
16      common  lchown                          sys_lchown
17      common  break                           sys_ni_syscall
18      32      oldstat                         sys_stat                        
sys_ni_syscall
18      64      oldstat                         sys_ni_syscall
19      common  lseek                           sys_lseek                       
compat_sys_lseek
20      common  getpid                          sys_getpid
21      common  mount                           sys_mount                       
compat_sys_mount
22      32      umount                          sys_oldumount
22      64      umount                          sys_ni_syscall
23      common  setuid                          sys_setuid
24      common  getuid                          sys_getuid
25      common  stime                           sys_stime                       
compat_sys_stime
26      common  ptrace                          sys_ptrace                      
compat_sys_ptrace
27      common  alarm                           sys_alarm
28      32      oldfstat                        sys_fstat                       
sys_ni_syscall
28      64      oldfstat                        sys_ni_syscall
29      common  pause                           sys_pause
30      common  utime                           sys_utime                       
compat_sys_utime
31      common  stty                            sys_ni_syscall
32      common  gtty                            sys_ni_syscall
33      common  access                          sys_access
34      common  nice                            sys_nice
35      common  ftime                           sys_ni_syscall
36      common  sync                            sys_sync
37      common  kill                            sys_kill
38      common  rename                          sys_rename
39      common  mkdir                           sys_mkdir
40      common  rmdir                           sys_rmdir
41      common  dup                             sys_dup
42      common  pipe                            sys_pipe
43      common  times                           sys_times                       
compat_sys_times
44      common  prof                            sys_ni_syscall
45      common  brk                             sys_brk
46      common  setgid                          sys_setgid
47      common  getgid                          sys_getgid
48      common  signal                          sys_signal
49      common  geteuid                         sys_geteuid
50      common  getegid                         sys_getegid
51      common  acct                            sys_acct
52      common  umount2                         sys_umount
53      common  lock                            sys_ni_syscall
54      common  ioctl                           sys_ioctl                       
compat_sys_ioctl
55      common  fcntl                           sys_fcntl                       
compat_sys_fcntl
56      common  mpx                             sys_ni_syscall
57      common  setpgid                         sys_setpgid
58      common  ulimit                          sys_ni_syscall
59      32      oldolduname                     sys_olduname
59      64      oldolduname                     sys_ni_syscall
60      common  umask                           sys_umask
61      common  chroot                          sys_chroot
62      common  ustat                           sys_ustat                       
compat_sys_ustat
63      common  dup2                            sys_dup2
64      common  getppid                         sys_getppid
65      common  getpgrp                         sys_getpgrp
66      common  setsid                          sys_setsid
67      32      sigaction                       sys_sigaction                   
compat_sys_sigaction
67      64      sigaction                       sys_ni_syscall
68      common  sgetmask                        sys_sgetmask
69      common  ssetmask                        sys_ssetmask
70      common  setreuid                        sys_setreuid
71      common  setregid                        sys_setregid
72      32      sigsuspend                      sys_sigsuspend
72      64      sigsuspend                      sys_ni_syscall
73      32      sigpending                      sys_sigpending                  
compat_sys_sigpending
73      64      sigpending                      sys_ni_syscall
74      common  sethostname                     sys_sethostname
75      common  setrlimit                       sys_setrlimit                   
compat_sys_setrlimit
76      32      getrlimit                       sys_old_getrlimit               
compat_sys_old_getrlimit
76      64      getrlimit                       sys_ni_syscall
77      common  getrusage                       sys_getrusage                   
compat_sys_getrusage
78      common  gettimeofday                    sys_gettimeofday                
compat_sys_gettimeofday
79      common  settimeofday                    sys_settimeofday                
compat_sys_settimeofday
80      common  getgroups                       sys_getgroups
81      common  setgroups                       sys_setgroups
82      32      select                          ppc_select                      
sys_ni_syscall
82      64      select                          sys_ni_syscall
83      common  symlink                         sys_symlink
84      32      oldlstat                        sys_lstat                       
sys_ni_syscall
84      64      oldlstat                        sys_ni_syscall
85      common  readlink                        sys_readlink
86      common  uselib                          sys_uselib
87      common  swapon                          sys_swapon
88      common  reboot                          sys_reboot
89      32      readdir                         sys_old_readdir                 
compat_sys_old_readdir
89      64      readdir                         sys_ni_syscall
90      common  mmap                            sys_mmap
91      common  munmap                          sys_munmap
92      common  truncate                        sys_truncate                    
compat_sys_truncate
93      common  ftruncate                       sys_ftruncate                   
compat_sys_ftruncate
94      common  fchmod                          sys_fchmod
95      common  fchown                          sys_fchown
96      common  getpriority                     sys_getpriority
97      common  setpriority                     sys_setpriority
98      common  profil                          sys_ni_syscall
99      common  statfs                          sys_statfs                      
compat_sys_statfs
100     common  fstatfs                         sys_fstatfs                     
compat_sys_fstatfs
101     common  ioperm                          sys_ni_syscall
102     common  socketcall                      sys_socketcall                  
compat_sys_socketcall
103     common  syslog                          sys_syslog
104     common  setitimer                       sys_setitimer                   
compat_sys_setitimer
105     common  getitimer                       sys_getitimer                   
compat_sys_getitimer
106     common  stat                            sys_newstat                     
compat_sys_newstat
107     common  lstat                           sys_newlstat                    
compat_sys_newlstat
108     common  fstat                           sys_newfstat                    
compat_sys_newfstat
109     32      olduname                        sys_uname
109     64      olduname                        sys_ni_syscall
110     common  iopl                            sys_ni_syscall
111     common  vhangup                         sys_vhangup
112     common  idle                            sys_ni_syscall
113     common  vm86                            sys_ni_syscall
114     common  wait4                           sys_wait4                       
compat_sys_wait4
115     common  swapoff                         sys_swapoff
116     common  sysinfo                         sys_sysinfo                     
compat_sys_sysinfo
117     common  ipc                             sys_ipc                         
compat_sys_ipc
118     common  fsync                           sys_fsync
119     32      sigreturn                       sys_sigreturn                   
compat_sys_sigreturn
119     64      sigreturn                       sys_ni_syscall
120     common  clone                           ppc_clone
121     common  setdomainname                   sys_setdomainname
122     common  uname                           sys_newuname
123     common  modify_ldt                      sys_ni_syscall
124     common  adjtimex                        sys_adjtimex                    
compat_sys_adjtimex
125     common  mprotect                        sys_mprotect
126     32      sigprocmask                     sys_sigprocmask                 
compat_sys_sigprocmask
126     64      sigprocmask                     sys_ni_syscall
127     common  create_module                   sys_ni_syscall
128     common  init_module                     sys_init_module
129     common  delete_module                   sys_delete_module
130     common  get_kernel_syms                 sys_ni_syscall
131     common  quotactl                        sys_quotactl
132     common  getpgid                         sys_getpgid
133     common  fchdir                          sys_fchdir
134     common  bdflush                         sys_bdflush
135     common  sysfs                           sys_sysfs
136     32      personality                     sys_personality                 
ppc64_personality
136     64      personality                     ppc64_personality
137     common  afs_syscall                     sys_ni_syscall
138     common  setfsuid                        sys_setfsuid
139     common  setfsgid                        sys_setfsgid
140     common  _llseek                         sys_llseek
141     common  getdents                        sys_getdents                    
compat_sys_getdents
142     common  _newselect                      sys_select                      
compat_sys_select
143     common  flock                           sys_flock
144     common  msync                           sys_msync
145     common  readv                           sys_readv                       
compat_sys_readv
146     common  writev                          sys_writev                      
compat_sys_writev
147     common  getsid                          sys_getsid
148     common  fdatasync                       sys_fdatasync
149     common  _sysctl                         sys_sysctl                      
compat_sys_sysctl
150     common  mlock                           sys_mlock
151     common  munlock                         sys_munlock
152     common  mlockall                        sys_mlockall
153     common  munlockall                      sys_munlockall
154     common  sched_setparam                  sys_sched_setparam
155     common  sched_getparam                  sys_sched_getparam
156     common  sched_setscheduler              sys_sched_setscheduler
157     common  sched_getscheduler              sys_sched_getscheduler
158     common  sched_yield                     sys_sched_yield
159     common  sched_get_priority_max          sys_sched_get_priority_max
160     common  sched_get_priority_min          sys_sched_get_priority_min
161     common  sched_rr_get_interval           sys_sched_rr_get_interval       
compat_sys_sched_rr_get_interval
162     common  nanosleep                       sys_nanosleep                   
compat_sys_nanosleep
163     common  mremap                          sys_mremap
164     common  setresuid                       sys_setresuid
165     common  getresuid                       sys_getresuid
166     common  query_module                    sys_ni_syscall
167     common  poll                            sys_poll
168     common  nfsservctl                      sys_ni_syscall
169     common  setresgid                       sys_setresgid
170     common  getresgid                       sys_getresgid
171     common  prctl                           sys_prctl
172     common  rt_sigreturn                    sys_rt_sigreturn                
compat_sys_rt_sigreturn
173     common  rt_sigaction                    sys_rt_sigaction                
compat_sys_rt_sigaction
174     common  rt_sigprocmask                  sys_rt_sigprocmask              
compat_sys_rt_sigprocmask
175     common  rt_sigpending                   sys_rt_sigpending               
compat_sys_rt_sigpending
176     common  rt_sigtimedwait                 sys_rt_sigtimedwait             
compat_sys_rt_sigtimedwait
177     common  rt_sigqueueinfo                 sys_rt_sigqueueinfo             
compat_sys_rt_sigqueueinfo
178     common  rt_sigsuspend                   sys_rt_sigsuspend               
compat_sys_rt_sigsuspend
179     common  pread64                         sys_pread64                     
compat_sys_pread64
180     common  pwrite64                        sys_pwrite64                    
compat_sys_pwrite64
181     common  chown                           sys_chown
182     common  getcwd                          sys_getcwd
183     common  capget                          sys_capget
184     common  capset                          sys_capset
185     common  sigaltstack                     sys_sigaltstack                 
compat_sys_sigaltstack
186     32      sendfile                        sys_sendfile                    
compat_sys_sendfile
186     64      sendfile                        sys_sendfile64
187     common  getpmsg                         sys_ni_syscall
188     common  putpmsg                         sys_ni_syscall
189     common  vfork                           ppc_vfork
190     common  ugetrlimit                      sys_getrlimit                   
compat_sys_getrlimit
191     common  readahead                       sys_readahead                   
compat_sys_readahead
192     32      mmap2                           sys_mmap2                       
compat_sys_mmap2
193     32      truncate64                      sys_truncate64                  
compat_sys_truncate64
194     32      ftruncate64                     sys_ftruncate64                 
compat_sys_ftruncate64
195     32      stat64                          sys_stat64
196     32      lstat64                         sys_lstat64
197     32      fstat64                         sys_fstat64
198     common  pciconfig_read                  sys_pciconfig_read
199     common  pciconfig_write                 sys_pciconfig_write
200     common  pciconfig_iobase                sys_pciconfig_iobase
201     common  multiplexer                     sys_ni_syscall
202     common  getdents64                      sys_getdents64
203     common  pivot_root                      sys_pivot_root
204     32      fcntl64                         sys_fcntl64                     
compat_sys_fcntl64
205     common  madvise                         sys_madvise
206     common  mincore                         sys_mincore
207     common  gettid                          sys_gettid
208     common  tkill                           sys_tkill
209     common  setxattr                        sys_setxattr
210     common  lsetxattr                       sys_lsetxattr
211     common  fsetxattr                       sys_fsetxattr
212     common  getxattr                        sys_getxattr
213     common  lgetxattr                       sys_lgetxattr
214     common  fgetxattr                       sys_fgetxattr
215     common  listxattr                       sys_listxattr
216     common  llistxattr                      sys_llistxattr
217     common  flistxattr                      sys_flistxattr
218     common  removexattr                     sys_removexattr
219     common  lremovexattr                    sys_lremovexattr
220     common  fremovexattr                    sys_fremovexattr
221     common  futex                           sys_futex                       
compat_sys_futex
222     common  sched_setaffinity               sys_sched_setaffinity           
compat_sys_sched_setaffinity
223     common  sched_getaffinity               sys_sched_getaffinity           
compat_sys_sched_getaffinity
# 224 unused
225     common  tuxcall                         sys_ni_syscall
226     32      sendfile64                      sys_sendfile64                  
compat_sys_sendfile64
227     common  io_setup                        sys_io_setup                    
compat_sys_io_setup
228     common  io_destroy                      sys_io_destroy
229     common  io_getevents                    sys_io_getevents                
compat_sys_io_getevents
230     common  io_submit                       sys_io_submit                   
compat_sys_io_submit
231     common  io_cancel                       sys_io_cancel
232     common  set_tid_address                 sys_set_tid_address
233     common  fadvise64                       sys_fadvise64                   
ppc32_fadvise64
234     common  exit_group                      sys_exit_group
235     common  lookup_dcookie                  sys_lookup_dcookie              
compat_sys_lookup_dcookie
236     common  epoll_create                    sys_epoll_create
237     common  epoll_ctl                       sys_epoll_ctl
238     common  epoll_wait                      sys_epoll_wait
239     common  remap_file_pages                sys_remap_file_pages
240     common  timer_create                    sys_timer_create                
compat_sys_timer_create
241     common  timer_settime                   sys_timer_settime               
compat_sys_timer_settime
242     common  timer_gettime                   sys_timer_gettime               
compat_sys_timer_gettime
243     common  timer_getoverrun                sys_timer_getoverrun
244     common  timer_delete                    sys_timer_delete
245     common  clock_settime                   sys_clock_settime               
compat_sys_clock_settime
246     common  clock_gettime                   sys_clock_gettime               
compat_sys_clock_gettime
247     common  clock_getres                    sys_clock_getres                
compat_sys_clock_getres
248     common  clock_nanosleep                 sys_clock_nanosleep             
compat_sys_clock_nanosleep
249     32      swapcontext                     ppc_swapcontext                 
ppc32_swapcontext
249     64      swapcontext                     ppc64_swapcontext
250     common  tgkill                          sys_tgkill
251     common  utimes                          sys_utimes                      
compat_sys_utimes
252     common  statfs64                        sys_statfs64                    
compat_sys_statfs64
253     common  fstatfs64                       sys_fstatfs64                   
compat_sys_fstatfs64
254     32      fadvise64_64                    ppc_fadvise64_64
255     common  rtas                            sys_rtas
256     32      sys_debug_setcontext            sys_debug_setcontext            
sys_ni_syscall
256     64      sys_debug_setcontext            sys_ni_syscall
# 257 reserved for vserver
258     common  migrate_pages                   sys_migrate_pages               
compat_sys_migrate_pages
259     common  mbind                           sys_mbind                       
compat_sys_mbind
260     common  get_mempolicy                   sys_get_mempolicy               
compat_sys_get_mempolicy
261     common  set_mempolicy                   sys_set_mempolicy               
compat_sys_set_mempolicy
262     common  mq_open                         sys_mq_open                     
compat_sys_mq_open
263     common  mq_unlink                       sys_mq_unlink
264     common  mq_timedsend                    sys_mq_timedsend                
compat_sys_mq_timedsend
265     common  mq_timedreceive                 sys_mq_timedreceive             
compat_sys_mq_timedreceive
266     common  mq_notify                       sys_mq_notify                   
compat_sys_mq_notify
267     common  mq_getsetattr                   sys_mq_getsetattr               
compat_sys_mq_getsetattr
268     common  kexec_load                      sys_kexec_load                  
compat_sys_kexec_load
269     common  add_key                         sys_add_key
270     common  request_key                     sys_request_key
271     common  keyctl                          sys_keyctl                      
compat_sys_keyctl
272     common  waitid                          sys_waitid                      
compat_sys_waitid
273     common  ioprio_set                      sys_ioprio_set
274     common  ioprio_get                      sys_ioprio_get
275     common  inotify_init                    sys_inotify_init
276     common  inotify_add_watch               sys_inotify_add_watch
277     common  inotify_rm_watch                sys_inotify_rm_watch
278     common  spu_run                         sys_spu_run
279     common  spu_create                      sys_spu_create
280     common  pselect6                        sys_pselect6                    
compat_sys_pselect6
281     common  ppoll                           sys_ppoll                       
compat_sys_ppoll
282     common  unshare                         sys_unshare
283     common  splice                          sys_splice
284     common  tee                             sys_tee
285     common  vmsplice                        sys_vmsplice                    
compat_sys_vmsplice
286     common  openat                          sys_openat                      
compat_sys_openat
287     common  mkdirat                         sys_mkdirat
288     common  mknodat                         sys_mknodat
289     common  fchownat                        sys_fchownat
290     common  futimesat                       sys_futimesat                   
compat_sys_futimesat
291     32      fstatat64                       sys_fstatat64
291     64      newfstatat                      sys_newfstatat
292     common  unlinkat                        sys_unlinkat
293     common  renameat                        sys_renameat
294     common  linkat                          sys_linkat
295     common  symlinkat                       sys_symlinkat
296     common  readlinkat                      sys_readlinkat
297     common  fchmodat                        sys_fchmodat
298     common  faccessat                       sys_faccessat
299     common  get_robust_list                 sys_get_robust_list             
compat_sys_get_robust_list
300     common  set_robust_list                 sys_set_robust_list             
compat_sys_set_robust_list
301     common  move_pages                      sys_move_pages                  
compat_sys_move_pages
302     common  getcpu                          sys_getcpu
303     common  epoll_pwait                     sys_epoll_pwait                 
compat_sys_epoll_pwait
304     common  utimensat                       sys_utimensat                   
compat_sys_utimensat
305     common  signalfd                        sys_signalfd                    
compat_sys_signalfd
306     common  timerfd_create                  sys_timerfd_create
307     common  eventfd                         sys_eventfd
308     common  sync_file_range2                sys_sync_file_range2            
compat_sys_sync_file_range2
309     common  fallocate                       sys_fallocate                   
compat_sys_fallocate
310     common  subpage_prot                    sys_subpage_prot
311     common  timerfd_settime                 sys_timerfd_settime             
compat_sys_timerfd_settime
312     common  timerfd_gettime                 sys_timerfd_gettime             
compat_sys_timerfd_gettime
313     common  signalfd4                       sys_signalfd4                   
compat_sys_signalfd4
314     common  eventfd2                        sys_eventfd2
315     common  epoll_create1                   sys_epoll_create1
316     common  dup3                            sys_dup3
317     common  pipe2                           sys_pipe2
318     common  inotify_init1                   sys_inotify_init1
319     common  perf_event_open                 sys_perf_event_open
320     common  preadv                          sys_preadv                      
compat_sys_preadv
321     common  pwritev                         sys_pwritev                     
compat_sys_pwritev
322     common  rt_tgsigqueueinfo               sys_rt_tgsigqueueinfo           
compat_sys_rt_tgsigqueueinfo
323     common  fanotify_init                   sys_fanotify_init
324     common  fanotify_mark                   sys_fanotify_mark               
compat_sys_fanotify_mark
325     common  prlimit64                       sys_prlimit64
326     common  socket                          sys_socket
327     common  bind                            sys_bind
328     common  connect                         sys_connect
329     common  listen                          sys_listen
330     common  accept                          sys_accept
331     common  getsockname                     sys_getsockname
332     common  getpeername                     sys_getpeername
333     common  socketpair                      sys_socketpair
334     common  send                            sys_send
335     common  sendto                          sys_sendto
336     common  recv                            sys_recv                        
compat_sys_recv
337     common  recvfrom                        sys_recvfrom                    
compat_sys_recvfrom
338     common  shutdown                        sys_shutdown
339     common  setsockopt                      sys_setsockopt                  
compat_sys_setsockopt
340     common  getsockopt                      sys_getsockopt                  
compat_sys_getsockopt
341     common  sendmsg                         sys_sendmsg                     
compat_sys_sendmsg
342     common  recvmsg                         sys_recvmsg                     
compat_sys_recvmsg
343     common  recvmmsg                        sys_recvmmsg                    
compat_sys_recvmmsg
344     common  accept4                         sys_accept4
345     common  name_to_handle_at               sys_name_to_handle_at
346     common  open_by_handle_at               sys_open_by_handle_at           
compat_sys_open_by_handle_at
347     common  clock_adjtime                   sys_clock_adjtime               
compat_sys_clock_adjtime
348     common  syncfs                          sys_syncfs
349     common  sendmmsg                        sys_sendmmsg                    
compat_sys_sendmmsg
350     common  setns                           sys_setns
351     common  process_vm_readv                sys_process_vm_readv            
compat_sys_process_vm_readv
352     common  process_vm_writev               sys_process_vm_writev           
compat_sys_process_vm_writev
353     common  finit_module                    sys_finit_module
354     common  kcmp                            sys_kcmp
355     common  sched_setattr                   sys_sched_setattr
356     common  sched_getattr                   sys_sched_getattr
357     common  renameat2                       sys_renameat2
358     common  seccomp                         sys_seccomp
359     common  getrandom                       sys_getrandom
360     common  memfd_create                    sys_memfd_create
361     common  bpf                             sys_bpf
362     common  execveat                        sys_execveat                    
compat_sys_execveat
363     32      switch_endian                   sys_ni_syscall
363     64      switch_endian                   ppc_switch_endian
364     common  userfaultfd                     sys_userfaultfd
365     common  membarrier                      sys_membarrier
378     common  mlock2                          sys_mlock2
379     common  copy_file_range                 sys_copy_file_range
380     common  preadv2                         sys_preadv2                     
compat_sys_preadv2
381     common  pwritev2                        sys_pwritev2                    
compat_sys_pwritev2
382     common  kexec_file_load                 sys_kexec_file_load
383     common  statx                           sys_statx
384     common  pkey_alloc                      sys_pkey_alloc
385     common  pkey_free                       sys_pkey_free
386     common  pkey_mprotect                   sys_pkey_mprotect
387     common  rseq                            sys_rseq
388     common  io_pgetevents                   sys_io_pgetevents               
compat_sys_io_pgetevents



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