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authorChristoph Hellwig <hch@lst.de>2007-09-17 11:25:58 -0400
committerChris Mason <chris.mason@oracle.com>2008-09-25 11:03:56 -0400
commitb3cfa35a493866cffd00952438b6c77364d42d3c (patch)
treef0714eca2635db044d2c8edeaad2f2fd3d096070 /fs/btrfs/file.c
parent8e1cd766643f040fd88b9c4221353a3f6b77db1e (diff)
downloadlwn-b3cfa35a493866cffd00952438b6c77364d42d3c.tar.gz
lwn-b3cfa35a493866cffd00952438b6c77364d42d3c.zip
Btrfs: factor page private preparations into a helper
Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/file.c')
-rw-r--r--fs/btrfs/file.c7
1 files changed, 1 insertions, 6 deletions
diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c
index 698eaea612f1..4cc459c943ec 100644
--- a/fs/btrfs/file.c
+++ b/fs/btrfs/file.c
@@ -543,12 +543,7 @@ static int prepare_pages(struct btrfs_root *root,
}
cancel_dirty_page(pages[i], PAGE_CACHE_SIZE);
wait_on_page_writeback(pages[i]);
- if (!PagePrivate(pages[i])) {
- SetPagePrivate(pages[i]);
- set_page_private(pages[i], 1);
- WARN_ON(!pages[i]->mapping->a_ops->invalidatepage);
- page_cache_get(pages[i]);
- }
+ set_page_extent_mapped(pages[i]);
WARN_ON(!PageLocked(pages[i]));
}
return 0;