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-rw-r--r--fs/btrfs/volumes.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index 1692ec9cd7b..aa7dc36dac7 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -2199,9 +2199,9 @@ static int __btrfs_alloc_chunk(struct btrfs_trans_handle *trans,
min_stripes = 2;
}
if (type & (BTRFS_BLOCK_GROUP_RAID1)) {
- num_stripes = min_t(u64, 2, fs_devices->rw_devices);
- if (num_stripes < 2)
+ if (fs_devices->rw_devices < 2)
return -ENOSPC;
+ num_stripes = 2;
min_stripes = 2;
}
if (type & (BTRFS_BLOCK_GROUP_RAID10)) {
@@ -2245,8 +2245,10 @@ again:
do_div(calc_size, stripe_len);
calc_size *= stripe_len;
}
+
/* we don't want tiny stripes */
- calc_size = max_t(u64, min_stripe_size, calc_size);
+ if (!looped)
+ calc_size = max_t(u64, min_stripe_size, calc_size);
do_div(calc_size, stripe_len);
calc_size *= stripe_len;
@@ -3390,6 +3392,8 @@ int btrfs_read_chunk_tree(struct btrfs_root *root)
key.type = 0;
again:
ret = btrfs_search_slot(NULL, root, &key, path, 0, 0);
+ if (ret < 0)
+ goto error;
while (1) {
leaf = path->nodes[0];
slot = path->slots[0];