The quilt patch titled
Subject: hugetlb: add documentation for vma_kernel_pagesize()
has been removed from the -mm tree. Its filename was
hugetlb-add-documentation-for-vma_kernel_pagesize.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: "Matthew Wilcox (Oracle)" <willy@xxxxxxxxxxxxx>
Subject: hugetlb: add documentation for vma_kernel_pagesize()
Date: Tue, 22 Aug 2023 18:24:59 +0100
This is an exported symbol, so it should have kernel-doc. Update it to
mention folios, and point out that they might be larger than the supported
page size for this VMA.
Link: https://lkml.kernel.org/r/20230822172459.4190699-1-willy@xxxxxxxxxxxxx
Signed-off-by: Matthew Wilcox (Oracle) <willy@xxxxxxxxxxxxx>
Cc: Mike Kravetz <mike.kravetz@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/hugetlb.c | 11 ++++++++---
1 file changed, 8 insertions(+), 3 deletions(-)
--- a/mm/hugetlb.c~hugetlb-add-documentation-for-vma_kernel_pagesize
+++ a/mm/hugetlb.c
@@ -968,9 +968,14 @@ pgoff_t linear_hugepage_index(struct vm_
}
EXPORT_SYMBOL_GPL(linear_hugepage_index);
-/*
- * Return the size of the pages allocated when backing a VMA. In the majority
- * cases this will be same size as used by the page table entries.
+/**
+ * vma_kernel_pagesize - Page size granularity for this VMA.
+ * @vma: The user mapping.
+ *
+ * Folios in this VMA will be aligned to, and at least the size of the
+ * number of bytes returned by this function.
+ *
+ * Return: The default size of the folios allocated when backing a VMA.
*/
unsigned long vma_kernel_pagesize(struct vm_area_struct *vma)
{
_
Patches currently in -mm which might be from willy@xxxxxxxxxxxxx are
