The quilt patch titled Subject: mm: pagewalk: add api documentation for walk_page_range_novma() has been removed from the -mm tree. Its filename was mm-pagewalk-add-api-documentation-for-walk_page_range_novma.patch This patch was dropped because it was merged into the mm-stable branch of git://git.kernel.org/pub/scm/linux/kernel/git/akpm/mm ------------------------------------------------------ From: Rolf Eike Beer <eb@xxxxxxxxx> Subject: mm: pagewalk: add api documentation for walk_page_range_novma() Date: Mon, 22 Aug 2022 15:02:36 +0200 Link: https://lkml.kernel.org/r/8991525.CDJkKcVGEf@devpool047 Signed-off-by: Rolf Eike Beer <eb@xxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- mm/pagewalk.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) --- a/mm/pagewalk.c~mm-pagewalk-add-api-documentation-for-walk_page_range_novma +++ a/mm/pagewalk.c @@ -479,7 +479,15 @@ int walk_page_range(struct mm_struct *mm return err; } -/* +/** + * walk_page_range_novma - walk a range of pagetables not backed by a vma + * @mm: mm_struct representing the target process of page table walk + * @start: start address of the virtual address range + * @end: end address of the virtual address range + * @ops: operation to call during the walk + * @pgd: pgd to walk if different from mm->pgd + * @private: private data for callbacks' usage + * * Similar to walk_page_range() but can walk any page tables even if they are * not backed by VMAs. Because 'unusual' entries may be walked this function * will also not lock the PTEs for the pte_entry() callback. This is useful for _ Patches currently in -mm which might be from eb@xxxxxxxxx are