clusterd: Remove i686 and amd64 architectures

clusterd/clusterd

@@ -981,36 +981,18 @@ sub udp_rx_amdtardata {
     system '/sbin/make-automaps';
 }
 
-our ($machine,$SYS_lchown,$SYS_mknod,$lmtime_sub);
+our ($machine,$SYS_lchown,$SYS_mknod);
 our ($SYS_utimensat,$AT_FDCWD,$UTIME_OMIT,$AT_SYMLINK_NOFOLLOW);
 
-sub lmtime_unsupported {
-    my ($path,$mtime)=@_;
-    warn "$path: don't known how to change symlink mtime on target architecture\n";
-}
-sub lmtime_utimensat {
-    my ($path,$mtime)=@_;
-        my $tsa=pack 'qqqq',0,$UTIME_OMIT,$mtime,0;
-    syscall($SYS_utimensat,$AT_FDCWD,$path,$tsa,$AT_SYMLINK_NOFOLLOW)==0 or return warn "$path: failed to lmtime: $!\n";
-}
-$lmtime_sub=\&lmtime_unsupported;
-
 chomp($machine=`uname -m`);
-if ($machine eq 'i686') {
-    $SYS_lchown=198; # __NR_lchown32  in /usr/include/asm/unistd.h
-    $SYS_mknod=14; # __NR_mknod
-} elsif ($machine eq 'x86_64') {
+if ($machine eq 'x86_64') {
     $SYS_lchown=94; # __NR_lchown in /usr/include/asm-x86_64/unistd.h
     $SYS_mknod=133; # __NR_mknod
 
     $SYS_utimensat=280; # /usr/include/asm/unistd_64.h
     $AT_FDCWD=-100; # /usr/include/fcntl.h
     $UTIME_OMIT=(1<<30)-2; # /usr/include/bits/stat.h
     $AT_SYMLINK_NOFOLLOW=0x100; # /usr/include/fcntl.h
-    $lmtime_sub=\&lmtime_utimensat;
-} elsif ($machine eq 'amd64') {
-    $SYS_lchown=254; # SYS_lchown in /usr/include/syscall.h
-    $SYS_mknod=14; # SYS_mknod
 } elsif ($machine eq 'ppc64le') {
     $SYS_lchown=16; # __NR_lchown in /usr/include/powerpc64le-linux-gnu/asm/unistd.h
     $SYS_mknod=14; # __NR_mknod
@@ -1019,7 +1001,6 @@ if ($machine eq 'i686') {
     $AT_FDCWD=-100; # /usr/include/linux/fcntl.h
     $UTIME_OMIT=(1<<30)-2; # /usr/include/powerpc64le-linux-gnu/bits/stat.h
     $AT_SYMLINK_NOFOLLOW=0x100; # /usr/include/linux/fcntl.h
-    $lmtime_sub=\&lmtime_utimensat;
 } else {
     warn "unknown machine type $machine: symlink ownership can't be set.\n";
     warn "unknown machine type $machine: named pipes,character and block devices can't be created\n";
@@ -1033,8 +1014,8 @@ sub lchown {
 
 sub lmtime {
     my ($mtime,$path)=@_;
-    $lmtime_sub or return;
-    $lmtime_sub->($path,$mtime);
+    my $tsa=pack 'qqqq',0,$UTIME_OMIT,$mtime,0;
+    syscall($SYS_utimensat,$AT_FDCWD,$path,$tsa,$AT_SYMLINK_NOFOLLOW)==0 or return warn "$path: failed to lmtime: $!\n";
 }
 
 sub udp_rx_filedata {