Subject: + include-linux-hugetlbh-make-isolate_huge_page-an-inline.patch added to -mm tree
To: n-horiguchi@xxxxxxxxxxxxx,bp@xxxxxxxxx,rientjes@xxxxxxxxxx
From: akpm@xxxxxxxxxxxxxxxxxxxx
Date: Thu, 21 Nov 2013 16:32:45 -0800
The patch titled
Subject: include/linux/hugetlb.h: make isolate_huge_page() an inline
has been added to the -mm tree. Its filename is
include-linux-hugetlbh-make-isolate_huge_page-an-inline.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/include-linux-hugetlbh-make-isolate_huge_page-an-inline.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/include-linux-hugetlbh-make-isolate_huge_page-an-inline.patch
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------------------------------------------------------
From: Naoya Horiguchi <n-horiguchi@xxxxxxxxxxxxx>
Subject: include/linux/hugetlb.h: make isolate_huge_page() an inline
With CONFIG_HUGETLBFS=n:
mm/migrate.c: In function `do_move_page_to_node_array':
include/linux/hugetlb.h:140:33: warning: statement with no effect [-Wunused-value]
#define isolate_huge_page(p, l) false
^
mm/migrate.c:1170:4: note: in expansion of macro `isolate_huge_page'
isolate_huge_page(page, &pagelist);
Reported-by: Borislav Petkov <bp@xxxxxxxxx>
Tested-by: Borislav Petkov <bp@xxxxxxxxx>
Signed-off-by: Naoya Horiguchi <n-horiguchi@xxxxxxxxxxxxx>
Acked-by: David Rientjes <rientjes@xxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/linux/hugetlb.h | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff -puN include/linux/hugetlb.h~include-linux-hugetlbh-make-isolate_huge_page-an-inline include/linux/hugetlb.h
--- a/include/linux/hugetlb.h~include-linux-hugetlbh-make-isolate_huge_page-an-inline
+++ a/include/linux/hugetlb.h
@@ -142,7 +142,10 @@ static inline int dequeue_hwpoisoned_hug
return 0;
}
-#define isolate_huge_page(p, l) false
+static inline bool isolate_huge_page(struct page *page, struct list_head *list)
+{
+ return false;
+}
#define putback_active_hugepage(p) do {} while (0)
#define is_hugepage_active(x) false
_
Patches currently in -mm which might be from n-horiguchi@xxxxxxxxxxxxx are
origin.patch
mm-thp-give-transparent-hugepage-code-a-separate-copy_page.patch
mm-place-page-pmd_huge_pte-to-right-union.patch
include-linux-hugetlbh-make-isolate_huge_page-an-inline.patch
x86-mm-get-aslr-work-for-hugetlb-mappings.patch
mm-hugetlbfs-add-some-vm_bug_ons-to-catch-non-hugetlbfs-pages.patch
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