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Btrfs: Add back file data checksumming

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Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Chris Mason
2007-10-15 16:22:25 -04:00
parent cf786e79e3
commit ff79f8190b
6 changed files with 26 additions and 19 deletions
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3
fs/btrfs/extent_map.c
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@@ -2031,6 +2031,7 @@ struct extent_buffer *alloc_extent_buffer(struct extent_map_tree *tree,
i = 1;
index++;
page_cache_get(page0);
mark_page_accessed(page0);
set_page_extent_mapped(page0);
set_page_private(page0, EXTENT_PAGE_PRIVATE_FIRST_PAGE |
len << 2);
@@ -2049,6 +2050,7 @@ struct extent_buffer *alloc_extent_buffer(struct extent_map_tree *tree,
goto fail;
}
set_page_extent_mapped(p);
mark_page_accessed(p);
if (i == 0) {
eb->first_page = p;
set_page_private(p, EXTENT_PAGE_PRIVATE_FIRST_PAGE |
@@ -2099,6 +2101,7 @@ struct extent_buffer *find_extent_buffer(struct extent_map_tree *tree,
goto fail;
}
set_page_extent_mapped(p);
mark_page_accessed(p);
if (i == 0) {
eb->first_page = p;