On 05.06.25 09:46, Christoph Hellwig wrote:
On Wed, Jun 04, 2025 at 06:59:09PM -0700, Dan Williams wrote:
+/* return normal pages backed by the page allocator */
+static inline struct page *vm_normal_gfp_pmd(struct vm_area_struct *vma,
+ unsigned long addr, pmd_t pmd)
+{
+ struct page *page = vm_normal_page_pmd(vma, addr, pmd);
+
+ if (!is_devdax_page(page) && !is_fsdax_page(page))
+ return page;
+ return NULL;
If you go for this make it more straight forward by having the
normal path in the main flow:
if (is_devdax_page(page) || is_fsdax_page(page))
return NULL;
return page;
+1
But I'd defer introducing that for now if avoidable. I find the naming
rather ... suboptimal :)
--
Cheers,
David / dhildenb