Re: [patch] mm: Ensure proper alignment for node_remap_start_pfn

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On Wed, 2005-07-27 at 18:31 -0700, Ravikiran G Thirumalai wrote:
> On Wed, Jul 27, 2005 at 06:17:24PM -0700, Andrew Morton wrote:
> > Ravikiran G Thirumalai <[email protected]> wrote:
> > >
> > > While reserving KVA for lmem_maps of node, we have to make sure that
> > > node_remap_start_pfn[] is aligned to a proper pmd boundary.
> > > (node_remap_start_pfn[] gets its value from node_end_pfn[])
> > > 
> > 
> > What are the effects of not having this patch applied?  Does someone's
> > computer crash, or what?
> 
> Yes, it does cause a crash.

I don't know of any NUMA x86 sub-arches that have nodes which are
aligned on any less than 2MB.  Is this an architecture that's supported
in the tree, today?

-- Dave

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