The patch titled
mm: remove unevictable_migrate_page function
has been removed from the -mm tree. Its filename was
mm-remove-unevictable_migrate_page-function.patch
This patch was dropped because it was merged into mainline or a subsystem tree
The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/
------------------------------------------------------
Subject: mm: remove unevictable_migrate_page function
From: Lee Schermerhorn <Lee.Schermerhorn@xxxxxx>
unevictable_migrate_page() in mm/internal.h is a relic of the since
removed UNEVICTABLE_LRU Kconfig option. This patch removes the function
and open codes the test in migrate_page_copy().
Signed-off-by: Lee Schermerhorn <lee.schermerhorn@xxxxxx>
Reviewed-by: Christoph Lameter <cl@xxxxxxxxxxxxxxxxxxxx>
Acked-by: Hugh Dickins <hugh.dickins@xxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
mm/internal.h | 12 ------------
mm/migrate.c | 4 ++--
2 files changed, 2 insertions(+), 14 deletions(-)
diff -puN mm/internal.h~mm-remove-unevictable_migrate_page-function mm/internal.h
--- a/mm/internal.h~mm-remove-unevictable_migrate_page-function
+++ a/mm/internal.h
@@ -63,18 +63,6 @@ static inline unsigned long page_order(s
return page_private(page);
}
-/*
- * unevictable_migrate_page() called only from migrate_page_copy() to
- * migrate unevictable flag to new page.
- * Note that the old page has been isolated from the LRU lists at this
- * point so we don't need to worry about LRU statistics.
- */
-static inline void unevictable_migrate_page(struct page *new, struct page *old)
-{
- if (TestClearPageUnevictable(old))
- SetPageUnevictable(new);
-}
-
#ifdef CONFIG_MMU
extern long mlock_vma_pages_range(struct vm_area_struct *vma,
unsigned long start, unsigned long end);
diff -puN mm/migrate.c~mm-remove-unevictable_migrate_page-function mm/migrate.c
--- a/mm/migrate.c~mm-remove-unevictable_migrate_page-function
+++ a/mm/migrate.c
@@ -288,8 +288,8 @@ static void migrate_page_copy(struct pag
if (TestClearPageActive(page)) {
VM_BUG_ON(PageUnevictable(page));
SetPageActive(newpage);
- } else
- unevictable_migrate_page(newpage, page);
+ } else if (TestClearPageUnevictable(page))
+ SetPageUnevictable(newpage);
if (PageChecked(page))
SetPageChecked(newpage);
if (PageMappedToDisk(page))
_
Patches currently in -mm which might be from Lee.Schermerhorn@xxxxxx are
origin.patch
acpi-remove-nid_inval.patch
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