Displaying 2 results from an estimated 2 matches for "ins_nr".
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in_nr
2011 Jun 21
19
[GIT PULL v3] Btrfs: improve write ahead log with sub transaction
I''ve been working to try to improve the write-ahead log''s performance,
and I found that the bottleneck addresses in the checksum items,
especially when we want to make a random write on a large file, e.g a 4G file.
Then a idea for this suggested by Chris is to use sub transaction ids and just
to log the part of inode that had changed since either the last log commit or
the last
2013 Nov 12
0
[PATCH] Btrfs: incompatible format change to remove hole extents V4
...truct btrfs_key max_key;
struct btrfs_root *log = root->log_root;
struct extent_buffer *src = NULL;
+ u64 last_extent = 0;
int err = 0;
int ret;
int nritems;
@@ -3738,11 +3884,15 @@ again:
goto next_slot;
}
- ret = copy_items(trans, inode, dst_path, src, ins_start_slot,
- ins_nr, inode_only);
- if (ret) {
+ ret = copy_items(trans, inode, dst_path, path, &last_extent,
+ ins_start_slot, ins_nr, inode_only);
+ if (ret < 0) {
err = ret;
goto out_unlock;
+ } if (ret) {
+ ins_nr = 0;
+ btrfs_release_path(path);
+ continue;
}
ins_nr = 1;
ins_...