Hi Christopher, On Mon, Jul 18, 2011 at 17:05, Christopher Yeoh <cyeoh@xxxxxxxxxxx> wrote: > For arch maintainers there are some simple tests to be able to quickly > verify that the syscalls are working correctly here: I'm wiring up these new syscalls on m68k. > http://ozlabs.org/~cyeoh/cma/cma-test-20110718.tgz The included README talks about: setup_process_readv_simple setup_process_readv_iovec setup_process_writev while the actual test executables are called: setup_process_vm_readv_simple setup_process_vm_readv_iovec setup_process_vm_writev On m68k (ARAnyM), the first and third test succeed. The second one fails, though: # Setting up target with num iovecs 10, test buffer size 100000 Target process is setup Run the following to test: ./t_process_vm_readv_iovec 1574 10 0x800030b0 89 0x80003110 38302 0x8000c6b8 22423 0x80011e58 18864 0x80016810 583 0x80016a60 8054 0x800189e0 3417 0x80019740 368 0x800198b8 897 0x80019c40 7003 and in the other window: # ./t_process_vm_readv_iovec 1574 10 0x800030b0 89 0x80003110 38302 0x8000c6b8 22423 0x80011e58 18864 0x80016810 583 0x80016a60 8054 0x800189e0 3417 0x80019740 368 0x800198b8 897 0x80019c40 7003 copy_from_process failed: Invalid argument error code: 29 # Any suggestions? Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: <a href