On Sun, Jul 03, 2022 at 04:47:07AM +0100, Matthew Wilcox wrote: > On Thu, Jun 30, 2022 at 07:11:15PM +0800, Baolin Wang wrote: > > +++ b/arch/loongarch/include/asm/pgalloc.h > > @@ -89,10 +89,15 @@ static inline pmd_t *pmd_alloc_one(struct mm_struct *mm, unsigned long address) > > static inline pud_t *pud_alloc_one(struct mm_struct *mm, unsigned long address) > > { > > pud_t *pud; > > + struct page *page; > > > > - pud = (pud_t *) __get_free_pages(GFP_KERNEL, PUD_ORDER); > > - if (pud) > > - pud_init((unsigned long)pud, (unsigned long)invalid_pmd_table); > > + page = alloc_pages(GFP_KERNEL, PUD_ORDER); > > Argh. I just got rid of PMD_ORDER from PA-RISC. Now Loongstupid has > reintroduced it, and worse introduced PUD_ORDER. See commit > 7bf82eb3873f. Let's try and deal with all those PxD_ORDERs for once. https://lore.kernel.org/linux-arch/20220703141203.147893-1-rppt@xxxxxxxxxx/ -- Sincerely yours, Mike.