do_initcalls

[ishare]

On Sun, Mar 17, 2013 at 04:11:54PM +0100, Tobias Boege wrote:
> On Sun, 17 Mar 2013, ishare wrote:
> > 
> >  for (call = &__initcall_start; call < &__initcall_end; call++)
> >    (*call)();
> > 
> >  I want to know where are these  function point assigned by specified function ?
> > 
> >  thanks!
> 
> As per include/asm-generic/vmlinux.lds.h and your arch's vmlinux.lds.S (I
> actually only looked at x86's), the __initcall_{start,end} variables are the
> start and end of the __initcall ELF section which contains all the sub-level
> sections.
> 
> Functions can be put into these sections when they are given to one
> of the *_initcall macros from include/linux/init.h.

  I have configure kernel  supporting rom filesystem ,and register it  by module_init(init_romfs_fs) ,
  but why the function : init_romfs_fs not be called from (*call)() ?

  thanks!


> 
> Regards,
> Tobi
> 
> 
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