Re: [stable 3.0 revert request] x86-32, mm: Remove reference toresume_map_numa_kva()

[Greg KH]

On Fri, Apr 05, 2013 at 01:42:46PM +0200, Jiri Slaby wrote:
> Hi,
> 
> in 3.0.67 there is this commit:
> commit dbb694e810c87e7e1760527a783437f26ac5a547
> Author: H. Peter Anvin <hpa@xxxxxxxxxxxxxxx>
> Date:   Thu Jan 31 13:53:10 2013 -0800
> 
>     x86-32, mm: Remove reference to resume_map_numa_kva()
> 
>     commit bb112aec5ee41427e9b9726e3d57b896709598ed upstream.
> 
>     Remove reference to removed function resume_map_numa_kva().
> 
> 
> 
> But it depends on f03574f2 (which was applied to 3.2, 3.4, 3.7 and 3.8
> stable trees, but not to 3.0). Now, when f03574f2 is not there, resume
> from suspend dies terrible death on 32-bit:
> Enabling non-boot CPUs ...
> ------------[ cut here ]------------
> kernel BUG at mm/slab.c:532!
> invalid opcode: 0000 [#1] SMP
> 
> 
> In 3.0, we need either f03574f2:
> commit f03574f2d5b2d6229dcdf2d322848065f72953c7
> Author: Dave Hansen <dave@xxxxxxxxxxxxxxxxxx>
> Date:   Wed Jan 30 16:56:16 2013 -0800
> 
>     x86-32, mm: Rip out x86_32 NUMA remapping code
> 
> or revert the commit above...

I've applied f03574f2 to the 3.0-stable tree, thanks for letting me
know.

greg k-h
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