summaryrefslogtreecommitdiffstats
path: root/fs/btrfs/relocation.c
diff options
context:
space:
mode:
Diffstat (limited to 'fs/btrfs/relocation.c')
-rw-r--r--fs/btrfs/relocation.c13
1 files changed, 12 insertions, 1 deletions
diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c
index 0825e4ed9447..31ade5802ae8 100644
--- a/fs/btrfs/relocation.c
+++ b/fs/btrfs/relocation.c
@@ -3654,6 +3654,7 @@ static noinline_for_stack int relocate_block_group(struct reloc_control *rc)
u32 item_size;
int ret;
int err = 0;
+ int progress = 0;
path = btrfs_alloc_path();
if (!path)
@@ -3666,9 +3667,10 @@ static noinline_for_stack int relocate_block_group(struct reloc_control *rc)
}
while (1) {
+ progress++;
trans = btrfs_start_transaction(rc->extent_root, 0);
BUG_ON(IS_ERR(trans));
-
+restart:
if (update_backref_cache(trans, &rc->backref_cache)) {
btrfs_end_transaction(trans, rc->extent_root);
continue;
@@ -3781,6 +3783,15 @@ static noinline_for_stack int relocate_block_group(struct reloc_control *rc)
}
}
}
+ if (trans && progress && err == -ENOSPC) {
+ ret = btrfs_force_chunk_alloc(trans, rc->extent_root,
+ rc->block_group->flags);
+ if (ret == 0) {
+ err = 0;
+ progress = 0;
+ goto restart;
+ }
+ }
btrfs_release_path(rc->extent_root, path);
clear_extent_bits(&rc->processed_blocks, 0, (u64)-1, EXTENT_DIRTY,
OpenPOWER on IntegriCloud