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-rw-r--r--fs/btrfs/inode.c10
1 files changed, 3 insertions, 7 deletions
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 83bf10bb13bb..05ff09e8a200 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -725,16 +725,15 @@ again:
async_extent = list_entry(async_chunk->extents.next,
struct async_extent, list);
list_del(&async_extent->list);
+
retry:
+ lock_extent(io_tree, async_extent->start,
+ async_extent->start + async_extent->ram_size - 1);
/* did the compression code fall back to uncompressed IO? */
if (!async_extent->pages) {
int page_started = 0;
unsigned long nr_written = 0;
- lock_extent(io_tree, async_extent->start,
- async_extent->start +
- async_extent->ram_size - 1);
-
/* allocate blocks */
ret = cow_file_range(inode, async_chunk->locked_page,
async_extent->start,
@@ -766,9 +765,6 @@ retry:
continue;
}
- lock_extent(io_tree, async_extent->start,
- async_extent->start + async_extent->ram_size - 1);
-
ret = btrfs_reserve_extent(root, async_extent->ram_size,
async_extent->compressed_size,
async_extent->compressed_size,