Messages in this thread | | | Subject | Re: [patch] mm: Ensure proper alignment for node_remap_start_pfn | From | Dave Hansen <> | Date | Thu, 28 Jul 2005 10:20:26 -0700 |
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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 <kiran@scalex86.org> 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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