Displaying 3 results from an estimated 3 matches for "logged_trans".
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 Jan 10
0
[PATCH 02/11] Btrfs: use atomic for fs_info->last_trans_committed
...last_trans_committed)) {
ret = btrfs_log_inode(trans, root, inode, inode_only);
if (ret)
goto end_trans;
@@ -4063,9 +4065,9 @@ int btrfs_log_new_name(struct btrfs_trans_handle *trans,
* from hasn''t been logged, we don''t need to log it
*/
if (BTRFS_I(inode)->logged_trans <=
- root->fs_info->last_trans_committed &&
+ atomic64_read(&root->fs_info->last_trans_committed) &&
(!old_dir || BTRFS_I(old_dir)->logged_trans <=
- root->fs_info->last_trans_committed))
+ atomic64_read(&root->fs_info-&g...
2012 Apr 09
9
[PATCH] Btrfs: use i_version instead of our own sequence
...btrfs_set_inode_flags(leaf, item, BTRFS_I(inode)->flags);
@@ -6884,7 +6884,6 @@ struct inode *btrfs_alloc_inode(struct super_block *sb)
ei->root = NULL;
ei->space_info = NULL;
ei->generation = 0;
- ei->sequence = 0;
ei->last_trans = 0;
ei->last_sub_trans = 0;
ei->logged_trans = 0;
diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
index 54e7ee9..ee1bb31 100644
--- a/fs/btrfs/super.c
+++ b/fs/btrfs/super.c
@@ -770,7 +770,7 @@ static int btrfs_fill_super(struct super_block *sb,
#ifdef CONFIG_BTRFS_FS_POSIX_ACL
sb->s_flags |= MS_POSIXACL;
#endif
-
+ sb->s_flags |=...