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author | Andi Kleen <ak@linux.intel.com> | 2010-10-22 15:40:48 (GMT) |
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committer | Andi Kleen <ak@linux.intel.com> | 2010-10-22 15:40:48 (GMT) |
commit | 46e387bbd82d438b9131e237e6e2cb55a825da49 (patch) | |
tree | 414948afd6b4d63c6ea8cc79ce022128bc1bf2eb /fs/hugetlbfs | |
parent | e9d08567ef72a2d0fb9b14dded386352d3136442 (diff) | |
parent | 3ef8fd7f720fc4f462fcdcae2fcde6f1c0536bfe (diff) | |
download | linux-46e387bbd82d438b9131e237e6e2cb55a825da49.tar.xz |
Merge branch 'hwpoison-hugepages' into hwpoison
Conflicts:
mm/memory-failure.c
Diffstat (limited to 'fs/hugetlbfs')
-rw-r--r-- | fs/hugetlbfs/inode.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c index 6e5bd42..1f7ca50 100644 --- a/fs/hugetlbfs/inode.c +++ b/fs/hugetlbfs/inode.c @@ -31,6 +31,7 @@ #include <linux/statfs.h> #include <linux/security.h> #include <linux/magic.h> +#include <linux/migrate.h> #include <asm/uaccess.h> @@ -573,6 +574,19 @@ static int hugetlbfs_set_page_dirty(struct page *page) return 0; } +static int hugetlbfs_migrate_page(struct address_space *mapping, + struct page *newpage, struct page *page) +{ + int rc; + + rc = migrate_huge_page_move_mapping(mapping, newpage, page); + if (rc) + return rc; + migrate_page_copy(newpage, page); + + return 0; +} + static int hugetlbfs_statfs(struct dentry *dentry, struct kstatfs *buf) { struct hugetlbfs_sb_info *sbinfo = HUGETLBFS_SB(dentry->d_sb); @@ -659,6 +673,7 @@ static const struct address_space_operations hugetlbfs_aops = { .write_begin = hugetlbfs_write_begin, .write_end = hugetlbfs_write_end, .set_page_dirty = hugetlbfs_set_page_dirty, + .migratepage = hugetlbfs_migrate_page, }; |