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b6a6045181
pdflush hit the BUG_ON(!PageSlab(page)) in kmem_freepages called from fallback_alloc: cache_grow already freed those pages when alloc_slabmgmt failed. But it wouldn't have freed them if __GFP_NO_GROW, so make sure fallback_alloc doesn't waste its time on that case. Signed-off-by: Hugh Dickins <hugh@veritas.com> Acked-by: Christoph Lameter <clameter@sgi.com> Acked-by: Pekka J Enberg <penberg@cs.helsinki.fi> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>