From: Yao Yuan Signed-off-by: Yao Yuan Signed-off-by: Fengguang Wu --- arch/x86/kvm/mmu.c | 12 +++++++++++- 1 file changed, 11 insertions(+), 1 deletion(-) --- linux.orig/arch/x86/kvm/mmu.c 2018-12-26 20:54:48.846720344 +0800 +++ linux/arch/x86/kvm/mmu.c 2018-12-26 20:54:48.842719614 +0800 @@ -950,6 +950,16 @@ static void mmu_free_memory_cache(struct kmem_cache_free(cache, mc->objects[--mc->nobjs]); } +static unsigned long __get_dram_free_pages(gfp_t gfp_mask) +{ + struct page *page; + + page = __alloc_pages(GFP_KERNEL_ACCOUNT, 0, numa_node_id()); + if (!page) + return 0; + return (unsigned long) page_address(page); +} + static int mmu_topup_memory_cache_page(struct kvm_mmu_memory_cache *cache, int min) { @@ -958,7 +968,7 @@ static int mmu_topup_memory_cache_page(s if (cache->nobjs >= min) return 0; while (cache->nobjs < ARRAY_SIZE(cache->objects)) { - page = (void *)__get_free_page(GFP_KERNEL_ACCOUNT); + page = (void *)__get_dram_free_pages(GFP_KERNEL_ACCOUNT); if (!page) return cache->nobjs >= min ? 0 : -ENOMEM; cache->objects[cache->nobjs++] = page;