On Wednesday 28 January 2009 10:40:20 am Jacky Oh wrote: > hi everyone, > > the main goal of KLD are load code for executing as part of kernel at > run-time, so, i don't think that rebuild the kernel are a good solution.. > In other way a try to load any dev/syscall example at > /usr/share/examples/kld the result was the same.. > When i was thinking in S. Sedov reply about the undefined symbols i go to > run objdump for my syscall.ko and i can find the following: > # objdump -x syscall.ko > ... > 000019d4 l O .data 00000010 M_DIRP2_uninit_sys_uninit > 0000094c l O set_sysinit_set 00000004 > __set_sysinit_set_sym_M_DIRP2_init_sys_init > 000019e4 l O .data 00000010 M_DIRP2_init_sys_init > 000019f4 l O .data 0000000c syscall_mod > 00001a00 l O .data 0000000c _syscall_depend_on_kernel <------ > 00001a20 l O .data 00000028 syscall_syscall_mod > 00001a48 l O .data 00000004 offset > ... > The result whit the examples also shows the same symbol > (_syscall_depend_on_kernel), so, y disassemble this function: > > 00001a00 <_syscall_depend_on_kernel>: > 1a00: 3c 35 cmp $0x35,%al > 1a02: 0c 00 or $0x0,%al > 1a04: 3c 35 cmp $0x35,%al > 1a06: 0c 00 or $0x0,%al > 1a08: 9f lahf > 1a09: bb 0d 00 00 00 mov $0xd,%ebx > ... > > lahf == load status flags (EFLAGS) on ah register > > so, my question is, why precompiled modules (as if_ipw.ko, for example) > don't show this function?
That is a MODULE_DEPEND() data structure, not a function. -- John Baldwin _______________________________________________ freebsd-hackers@freebsd.org mailing list http://lists.freebsd.org/mailman/listinfo/freebsd-hackers To unsubscribe, send any mail to "freebsd-hackers-unsubscr...@freebsd.org"
