Subject: + mm-introduce-vm_ops-map_pages-fix.patch added to -mm tree
To: kirill@xxxxxxxxxxxxx,kirill.shutemov@xxxxxxxxxxxxxxx
From: akpm@xxxxxxxxxxxxxxxxxxxx
Date: Tue, 04 Mar 2014 12:01:52 -0800
The patch titled
Subject: mm: documentaton for do_set_pte()
has been added to the -mm tree. Its filename is
mm-introduce-vm_ops-map_pages-fix.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/mm-introduce-vm_ops-map_pages-fix.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/mm-introduce-vm_ops-map_pages-fix.patch
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------------------------------------------------------
From: "Kirill A. Shutemov" <kirill@xxxxxxxxxxxxx>
Subject: mm: documentaton for do_set_pte()
do_set_pte() now exported to other compilation unit. Let's document
interface.
Signed-off-by: Kirill A. Shutemov <kirill.shutemov@xxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/memory.c | 16 +++++++++++++++-
1 file changed, 15 insertions(+), 1 deletion(-)
diff -puN mm/memory.c~mm-introduce-vm_ops-map_pages-fix mm/memory.c
--- a/mm/memory.c~mm-introduce-vm_ops-map_pages-fix
+++ a/mm/memory.c
@@ -3318,7 +3318,21 @@ static int __do_fault(struct vm_area_str
return ret;
}
-
+/**
+ * do_set_pte - setup new PTE entry for given page and add reverse page mapping.
+ *
+ * @vma: virtual memory area
+ * @address: user virtual address
+ * @page: page to map
+ * @pte: pointer to target page table entry
+ * @write: true, if new entry is writable
+ * @anon: true, if it's anonymous page
+ *
+ * Caller must hold page table lock relevant for @pte.
+ *
+ * Target users are page handler itself and implementations of
+ * vm_ops->map_pages.
+ */
void do_set_pte(struct vm_area_struct *vma, unsigned long address,
struct page *page, pte_t *pte, bool write, bool anon)
{
_
Patches currently in -mm which might be from kirill@xxxxxxxxxxxxx are
mm-introduce-vm_ops-map_pages-fix.patch
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