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Diffstat (limited to 'fs/btrfs/transaction.c')
-rw-r--r--fs/btrfs/transaction.c16
1 files changed, 13 insertions, 3 deletions
diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c
index 49c4f5b40ed6..61a377bcb2fb 100644
--- a/fs/btrfs/transaction.c
+++ b/fs/btrfs/transaction.c
@@ -161,7 +161,8 @@ static struct btrfs_trans_handle *start_transaction(struct btrfs_root *root,
int ret;
mutex_lock(&root->fs_info->trans_mutex);
- if ((wait == 1 && !root->fs_info->open_ioctl_trans) || wait == 2)
+ if (!root->fs_info->log_root_recovering &&
+ ((wait == 1 && !root->fs_info->open_ioctl_trans) || wait == 2))
wait_current_trans(root);
ret = join_transaction(root);
BUG_ON(ret);
@@ -328,9 +329,17 @@ int btrfs_write_and_wait_transaction(struct btrfs_trans_handle *trans,
index = start >> PAGE_CACHE_SHIFT;
start = (u64)(index + 1) << PAGE_CACHE_SHIFT;
- page = find_lock_page(btree_inode->i_mapping, index);
+ page = find_get_page(btree_inode->i_mapping, index);
if (!page)
continue;
+
+ btree_lock_page_hook(page);
+ if (!page->mapping) {
+ unlock_page(page);
+ page_cache_release(page);
+ continue;
+ }
+
if (PageWriteback(page)) {
if (PageDirty(page))
wait_on_page_writeback(page);
@@ -360,7 +369,8 @@ int btrfs_write_and_wait_transaction(struct btrfs_trans_handle *trans,
if (!page)
continue;
if (PageDirty(page)) {
- lock_page(page);
+ btree_lock_page_hook(page);
+ wait_on_page_writeback(page);
err = write_one_page(page, 0);
if (err)
werr = err;