The patch titled
Subject: mm: use vma_is_anonymous() in create_huge_pmd() and wp_huge_pmd()
has been removed from the -mm tree. Its filename was
mm-use-vma_is_anonymous-in-create_huge_pmd-and-wp_huge_pmd.patch
This patch was dropped because it was merged into mainline or a subsystem tree
------------------------------------------------------
From: "Kirill A. Shutemov" <kirill.shutemov@xxxxxxxxxxxxxxx>
Subject: mm: use vma_is_anonymous() in create_huge_pmd() and wp_huge_pmd()
Let's use helper rather than direct check of vma->vm_ops to distinguish
anonymous VMA.
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@xxxxxxxxxxxxxxx>
Reviewed-by: Oleg Nesterov <oleg@xxxxxxxxxx>
Cc: "H. Peter Anvin" <hpa@xxxxxxxxx>
Cc: Andy Lutomirski <luto@xxxxxxxxxxxxxx>
Cc: Dave Hansen <dave.hansen@xxxxxxxxxxxxxxx>
Cc: Ingo Molnar <mingo@xxxxxxx>
Cc: Minchan Kim <minchan@xxxxxxxxxx>
Cc: Thomas Gleixner <tglx@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/memory.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff -puN mm/memory.c~mm-use-vma_is_anonymous-in-create_huge_pmd-and-wp_huge_pmd mm/memory.c
--- a/mm/memory.c~mm-use-vma_is_anonymous-in-create_huge_pmd-and-wp_huge_pmd
+++ a/mm/memory.c
@@ -3233,7 +3233,7 @@ out:
static int create_huge_pmd(struct mm_struct *mm, struct vm_area_struct *vma,
unsigned long address, pmd_t *pmd, unsigned int flags)
{
- if (!vma->vm_ops)
+ if (vma_is_anonymous(vma))
return do_huge_pmd_anonymous_page(mm, vma, address, pmd, flags);
if (vma->vm_ops->pmd_fault)
return vma->vm_ops->pmd_fault(vma, address, pmd, flags);
@@ -3244,7 +3244,7 @@ static int wp_huge_pmd(struct mm_struct
unsigned long address, pmd_t *pmd, pmd_t orig_pmd,
unsigned int flags)
{
- if (!vma->vm_ops)
+ if (vma_is_anonymous(vma))
return do_huge_pmd_wp_page(mm, vma, address, pmd, orig_pmd);
if (vma->vm_ops->pmd_fault)
return vma->vm_ops->pmd_fault(vma, address, pmd, flags);
_
Patches currently in -mm which might be from kirill.shutemov@xxxxxxxxxxxxxxx are
page-flags-trivial-cleanup-for-pagetrans-helpers.patch
page-flags-introduce-page-flags-policies-wrt-compound-pages.patch
page-flags-define-pg_locked-behavior-on-compound-pages.patch
page-flags-define-behavior-of-fs-io-related-flags-on-compound-pages.patch
page-flags-define-behavior-of-lru-related-flags-on-compound-pages.patch
page-flags-define-behavior-slb-related-flags-on-compound-pages.patch
page-flags-define-behavior-of-xen-related-flags-on-compound-pages.patch
page-flags-define-pg_reserved-behavior-on-compound-pages.patch
page-flags-define-pg_swapbacked-behavior-on-compound-pages.patch
page-flags-define-pg_swapcache-behavior-on-compound-pages.patch
page-flags-define-pg_mlocked-behavior-on-compound-pages.patch
page-flags-define-pg_uncached-behavior-on-compound-pages.patch
page-flags-define-pg_uptodate-behavior-on-compound-pages.patch
page-flags-look-on-head-page-if-the-flag-is-encoded-in-page-mapping.patch
mm-sanitize-page-mapping-for-tail-pages.patch
mm-support-madvisemadv_free-fix-3.patch
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