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Btrfs: still corruption hunting

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Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Chris Mason
2007-04-02 10:50:19 -04:00
committed by David Woodhouse
parent d602557953
commit 2c90e5d658
10 changed files with 265 additions and 95 deletions
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18
fs/btrfs/extent-tree.c
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@@ -173,12 +173,16 @@ static int pin_down_block(struct btrfs_root *root, u64 blocknr, int pending)
if (!pending) {
bh = btrfs_find_tree_block(root, blocknr);
if (bh && buffer_uptodate(bh)) {
header = btrfs_buffer_header(bh);
if (btrfs_header_generation(header) ==
root->fs_info->running_transaction->transid) {
btrfs_block_release(root, bh);
return 0;
if (bh) {
if (buffer_uptodate(bh)) {
u64 transid =
root->fs_info->running_transaction->transid;
header = btrfs_buffer_header(bh);
if (btrfs_header_generation(header) ==
transid) {
btrfs_block_release(root, bh);
return 0;
}
}
btrfs_block_release(root, bh);
}
@@ -539,6 +543,8 @@ static int walk_down_tree(struct btrfs_trans_handle *trans, struct btrfs_root
*/
while(*level >= 0) {
cur = path->nodes[*level];
if (btrfs_header_level(btrfs_buffer_header(cur)) != *level)
WARN_ON(1);
if (path->slots[*level] >=
btrfs_header_nritems(btrfs_buffer_header(cur)))
break;