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-rw-r--r--fs/btrfs/volumes.c24
1 files changed, 13 insertions, 11 deletions
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index a73acf4..8bcd2a0 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -1134,11 +1134,11 @@ int find_free_dev_extent(struct btrfs_trans_handle *trans,
path = btrfs_alloc_path();
if (!path)
return -ENOMEM;
-again:
+
max_hole_start = search_start;
max_hole_size = 0;
- hole_size = 0;
+again:
if (search_start >= search_end || device->is_tgtdev_for_dev_replace) {
ret = -ENOSPC;
goto out;
@@ -1231,21 +1231,23 @@ next:
* allocated dev extents, and when shrinking the device,
* search_end may be smaller than search_start.
*/
- if (search_end > search_start)
+ if (search_end > search_start) {
hole_size = search_end - search_start;
- if (hole_size > max_hole_size) {
- max_hole_start = search_start;
- max_hole_size = hole_size;
- }
+ if (contains_pending_extent(trans, device, &search_start,
+ hole_size)) {
+ btrfs_release_path(path);
+ goto again;
+ }
- if (contains_pending_extent(trans, device, &search_start, hole_size)) {
- btrfs_release_path(path);
- goto again;
+ if (hole_size > max_hole_size) {
+ max_hole_start = search_start;
+ max_hole_size = hole_size;
+ }
}
/* See above. */
- if (hole_size < num_bytes)
+ if (max_hole_size < num_bytes)
ret = -ENOSPC;
else
ret = 0;
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