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SubjectRe: [Patch v4 12/18] KVM: x86/mmu: Allocate NUMA aware page tables on TDP huge page splits
On Mon, Mar 06, 2023 at 02:41:21PM -0800, Vipin Sharma wrote:
> +
> +void *kvm_mmu_get_free_page(gfp_t gfp, int nid)
> +{
> +#ifdef CONFIG_NUMA

Is this #ifdef necessary? alloc_pages_node() is defined regardless of
CONFIG_NUMA.

> + struct page *page;
> +
> + if (nid != NUMA_NO_NODE) {
> + page = alloc_pages_node(nid, gfp, 0);
> + if (!page)
> + return (void *)0;
> + return page_address(page);
> + }
> +#endif /* CONFIG_NUMA */
> + return (void *)__get_free_page(gfp);
> +}
> +

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