Messages in this thread |  | | From | Keith Owens <> | | Subject | Re: Rusty's module talk at the Kernel Summit | | Date | Thu, 04 Jul 2002 09:09:10 +1000 |
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On Wed, 3 Jul 2002 08:53:03 -0700, "Adam J. Richter" <adam@yggdrasil.com> wrote: > I don't know enough about the formats of these tables right now >to really understand the best way to handle them, but I suspect that >the simplest approach might be a mechanism where copy_*_user and the like >could generate assembler that does a .pushsection to a different section >depending on the current section, so you could have "__ex_table" and >".init.__ex_table", etc.
Unfortunately there is no way to get the current section name from code. I looked for one when I was trying to solve the __devexit dangling pointer problem.
> Come to think of it, if the core kernel's .text.init pages could >later be vmalloc'ed for module .text section, then I think you may have >found a potential kernel bug.
AFAICT that cannot occur. The freed kernel .text.init pages are used for kmalloc, not vmalloc.
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