Messages in this thread | | | Date | Wed, 23 Jan 2008 10:35:32 -0800 (PST) | From | Christoph Lameter <> | Subject | Re: [PATCH] Fix boot problem in situations where the boot CPU is running on a memoryless node |
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On Wed, 23 Jan 2008, Pekka J Enberg wrote:
> I still think Christoph's kmem_getpages() patch is correct (to fix > cache_grow() oops) but I overlooked the fact that none the callers of > ____cache_alloc_node() deal with bootstrapping (with the exception of > __cache_alloc_node() that even has a comment about it).
My patch is useless. kmem_getpages called with nodeid == -1 falls back correctly to the available node. The problem is that the node structures for the page does not exist.
> But what I am really wondering about is, why wasn't the > N_NORMAL_MEMORY revert enough? I assume this used to work before so what > more do we need to revert for 2.6.24?
I think that is because SLUB relaxed the requirements on having regular memory on the boot node. Now the expectation is that SLAB can do the same.
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