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authorMiao Xie <miaox@cn.fujitsu.com>2013-03-28 08:08:20 +0000
committerJosef Bacik <jbacik@fusionio.com>2013-03-28 09:51:30 -0400
commit39847c4d3d91f487f9ab3d083ee5d0f8419f105c (patch)
tree9de238dbe4fbe627d4b8914561827cf6b3d9c19e /fs/btrfs
parenta7975026ff9ddf91ba190ae2b71699dd156395e3 (diff)
downloadop-kernel-dev-39847c4d3d91f487f9ab3d083ee5d0f8419f105c.zip
op-kernel-dev-39847c4d3d91f487f9ab3d083ee5d0f8419f105c.tar.gz
Btrfs: fix wrong reservation of csums
We reserve the space for csums only when we write data into a file, in the other cases, such as tree log, log replay, we don't do reservation, so we can use the reservation of the transaction handle just for the former. And for the latter, we should use the tree's own reservation. But the function - btrfs_csum_file_blocks() didn't differentiate between these two types of the cases, fix it. Signed-off-by: Miao Xie <miaox@cn.fujitsu.com> Signed-off-by: Josef Bacik <jbacik@fusionio.com>
Diffstat (limited to 'fs/btrfs')
-rw-r--r--fs/btrfs/file-item.c2
-rw-r--r--fs/btrfs/inode.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/fs/btrfs/file-item.c b/fs/btrfs/file-item.c
index ec16020..b7e529d 100644
--- a/fs/btrfs/file-item.c
+++ b/fs/btrfs/file-item.c
@@ -728,7 +728,6 @@ int btrfs_csum_file_blocks(struct btrfs_trans_handle *trans,
return -ENOMEM;
sector_sum = sums->sums;
- trans->adding_csums = 1;
again:
next_offset = (u64)-1;
found_next = 0;
@@ -899,7 +898,6 @@ next_sector:
goto again;
}
out:
- trans->adding_csums = 0;
btrfs_free_path(path);
return ret;
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 8cab424..b883815 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -1757,8 +1757,10 @@ static noinline int add_pending_csums(struct btrfs_trans_handle *trans,
struct btrfs_ordered_sum *sum;
list_for_each_entry(sum, list, list) {
+ trans->adding_csums = 1;
btrfs_csum_file_blocks(trans,
BTRFS_I(inode)->root->fs_info->csum_root, sum);
+ trans->adding_csums = 0;
}
return 0;
}
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