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setpagesize
2012 Dec 18
0
[PATCH] [RFC] Btrfs: Subpagesize blocksize (WIP).
...Make sure we have a ref for all this other checks
@@ -615,8 +673,11 @@ static int btree_readpage_end_io_hook(struct page *page, u64 start, u64 end,
btrfs_set_buffer_lockdep_class(btrfs_header_owner(eb),
eb, found_level);
- ret = csum_tree_block(root, eb, 1);
- if (ret) {
+ /*
+ * Subpagesize blocksize checksumming is currently done in
+ * btree_read_extent_buffer_pages().
+ */
+ if (eb->len >= PAGE_SIZE && csum_tree_block(root, eb, 1)) {
ret = -EIO;
goto err;
}
@@ -631,8 +692,15 @@ static int btree_readpage_end_io_hook(struct page *page, u64 start, u64 end,
r...