[ofa-general] Re: Question about registering the [vdso] memory section in user level

Michael S. Tsirkin mst at dev.mellanox.co.il
Thu Apr 12 09:53:20 PDT 2007


> Quoting Roland Dreier <rdreier at cisco.com>:
> Subject: Re: Question about registering the [vdso] memory section in user level
> 
>  > ibv_reg_mr fails for me.
>  > When i added some debug prints i noticed the failure in file:
>  > uverbs_mem.c function: get_page_shift,
>  > find_vma returned NULL.
> 
> get_page_shift() doesn't appear in the upstream kernel, so this is
> some patch from OFED breaking things I guess.  Does the test work with
> an unpatched kernel?

This is Eli's hpages.patch. But that should only be applied
if enabled explicitly by install option. How come you get it?
Vlad?

-- 
MST



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