forked from Minki/linux
Btrfs: find_free_dev_extent doesn't handle holes at the start of the device
find_free_dev_extent does not properly handle the case where the device is not complete free, and there is a free extent at the beginning of the device. Signed-off-by: Yan Zheng <zheng.yan@oracle.com> Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
parent
20736abaa3
commit
1fcbac581b
@ -758,9 +758,13 @@ static noinline int find_free_dev_extent(struct btrfs_trans_handle *trans,
|
||||
ret = btrfs_search_slot(trans, root, &key, path, 0, 0);
|
||||
if (ret < 0)
|
||||
goto error;
|
||||
ret = btrfs_previous_item(root, path, 0, key.type);
|
||||
if (ret < 0)
|
||||
goto error;
|
||||
if (ret > 0) {
|
||||
ret = btrfs_previous_item(root, path, key.objectid, key.type);
|
||||
if (ret < 0)
|
||||
goto error;
|
||||
if (ret > 0)
|
||||
start_found = 1;
|
||||
}
|
||||
l = path->nodes[0];
|
||||
btrfs_item_key_to_cpu(l, &key, path->slots[0]);
|
||||
while (1) {
|
||||
|
Loading…
Reference in New Issue
Block a user