Josef Bacik
2013-Oct-25 20:56 UTC
[PATCH] Btrfs: don''t abort transaction in run_delalloc_nocow
This is just the write path, the only reason we start a transaction is so we can
check cross references, we don''t make any actual changes, so there is
no reason
to abort the transaction if we fail. Thanks,
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
---
fs/btrfs/inode.c | 20 +++++---------------
1 file changed, 5 insertions(+), 15 deletions(-)
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index db6e11f..a239de0 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -1180,10 +1180,8 @@ static noinline int run_delalloc_nocow(struct inode
*inode,
while (1) {
ret = btrfs_lookup_file_extent(trans, root, path, ino,
cur_offset, 0);
- if (ret < 0) {
- btrfs_abort_transaction(trans, root, ret);
+ if (ret < 0)
goto error;
- }
if (ret > 0 && path->slots[0] > 0 && check_prev) {
leaf = path->nodes[0];
btrfs_item_key_to_cpu(leaf, &found_key,
@@ -1197,10 +1195,8 @@ next_slot:
leaf = path->nodes[0];
if (path->slots[0] >= btrfs_header_nritems(leaf)) {
ret = btrfs_next_leaf(root, path);
- if (ret < 0) {
- btrfs_abort_transaction(trans, root, ret);
+ if (ret < 0)
goto error;
- }
if (ret > 0)
break;
leaf = path->nodes[0];
@@ -1291,10 +1287,8 @@ out_check:
ret = cow_file_range(inode, locked_page,
cow_start, found_key.offset - 1,
page_started, nr_written, 1);
- if (ret) {
- btrfs_abort_transaction(trans, root, ret);
+ if (ret)
goto error;
- }
cow_start = (u64)-1;
}
@@ -1341,10 +1335,8 @@ out_check:
BTRFS_DATA_RELOC_TREE_OBJECTID) {
ret = btrfs_reloc_clone_csums(inode, cur_offset,
num_bytes);
- if (ret) {
- btrfs_abort_transaction(trans, root, ret);
+ if (ret)
goto error;
- }
}
extent_clear_unlock_delalloc(inode, cur_offset,
@@ -1366,10 +1358,8 @@ out_check:
if (cow_start != (u64)-1) {
ret = cow_file_range(inode, locked_page, cow_start, end,
page_started, nr_written, 1);
- if (ret) {
- btrfs_abort_transaction(trans, root, ret);
+ if (ret)
goto error;
- }
}
error:
--
1.8.3.1
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