Btrfs: Throttle file_write when data=ordered is flushing the inode

[karo-tx-linux.git] / fs / btrfs / inode.c

diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index d58b4d5a1fefae6341c6f8a9dc36ae1e89d46045..b31f52d4f2caeb64c125af85ac9e9e4cf86fd38f 100644 (file)
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -1419,6 +1419,7 @@ static int btrfs_init_locked_inode(struct inode *inode, void *p)
                             inode->i_mapping, GFP_NOFS);
        extent_io_tree_init(&BTRFS_I(inode)->io_failure_tree,
                             inode->i_mapping, GFP_NOFS);
+       atomic_set(&BTRFS_I(inode)->ordered_writeback, 0);
        return 0;
 }
 
@@ -1728,6 +1729,7 @@ static struct inode *btrfs_new_inode(struct btrfs_trans_handle *trans,
                             inode->i_mapping, GFP_NOFS);
        extent_io_tree_init(&BTRFS_I(inode)->io_failure_tree,
                             inode->i_mapping, GFP_NOFS);
+       atomic_set(&BTRFS_I(inode)->ordered_writeback, 0);
        BTRFS_I(inode)->delalloc_bytes = 0;
        BTRFS_I(inode)->root = root;
 
@@ -1956,6 +1958,7 @@ static int btrfs_create(struct inode *dir, struct dentry *dentry,
                extent_io_tree_init(&BTRFS_I(inode)->io_failure_tree,
                                     inode->i_mapping, GFP_NOFS);
                BTRFS_I(inode)->delalloc_bytes = 0;
+               atomic_set(&BTRFS_I(inode)->ordered_writeback, 0);
                BTRFS_I(inode)->io_tree.ops = &btrfs_extent_io_ops;
        }
        dir->i_sb->s_dirt = 1;
@@ -3292,6 +3295,7 @@ static int btrfs_symlink(struct inode *dir, struct dentry *dentry,
                extent_io_tree_init(&BTRFS_I(inode)->io_failure_tree,
                                     inode->i_mapping, GFP_NOFS);
                BTRFS_I(inode)->delalloc_bytes = 0;
+               atomic_set(&BTRFS_I(inode)->ordered_writeback, 0);
                BTRFS_I(inode)->io_tree.ops = &btrfs_extent_io_ops;
        }
        dir->i_sb->s_dirt = 1;