Messages in this thread | | | Date | Thu, 28 Jul 2005 11:14:21 -0700 | From | Ravikiran G Thirumalai <> | Subject | Re: [patch] mm: Ensure proper alignment for node_remap_start_pfn |
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On Thu, Jul 28, 2005 at 10:20:26AM -0700, Dave Hansen wrote: > 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: > > > > > > 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?
SRAT need not guarantee any alignment at all in the memory affinity structure (the address in 64-bit byte address). And yes, there are x86-numa machines that run the latest kernel tree and face this problem.
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