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authorChris Mason <chris.mason@oracle.com>2007-09-17 18:58:06 +0400
committerChris Mason <chris.mason@oracle.com>2008-09-25 19:00:48 +0400
commitd3c2fdcf7b79079f60ac64e61d886964d4647910 (patch)
tree146379e460b1209fef52635bf8e581c68864a452 /fs/btrfs/disk-io.h
parent7d7d6068bee9d8004ea7cc8a2ebda2c99a57caec (diff)
downloadlinux-d3c2fdcf7b79079f60ac64e61d886964d4647910.tar.xz
Btrfs: Use balance_dirty_pages_nr on btree blocks
btrfs_btree_balance_dirty is changed to pass the number of pages dirtied for more accurate dirty throttling. This lets the VM make better decisions about when to force some writeback. Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/disk-io.h')
-rw-r--r--fs/btrfs/disk-io.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/fs/btrfs/disk-io.h b/fs/btrfs/disk-io.h
index 714fa877438b..fc6b520c6e0b 100644
--- a/fs/btrfs/disk-io.h
+++ b/fs/btrfs/disk-io.h
@@ -80,7 +80,7 @@ int btrfs_insert_dev_radix(struct btrfs_root *root,
u64 num_blocks);
int btrfs_map_bh_to_logical(struct btrfs_root *root, struct buffer_head *bh,
u64 logical);
-void btrfs_btree_balance_dirty(struct btrfs_root *root);
+void btrfs_btree_balance_dirty(struct btrfs_root *root, unsigned long nr);
int btrfs_free_fs_root(struct btrfs_fs_info *fs_info, struct btrfs_root *root);
void btrfs_mark_buffer_dirty(struct buffer_head *bh);
#endif