[PATCH 3/6] f2fs: do f2fs_balance_fs when block is allocated

From: Jaegeuk Kim
Date: Mon Jan 25 2016 - 17:07:09 EST


We should consider data block allocation to trigger f2fs_balance_fs.

Signed-off-by: Jaegeuk Kim <jaegeuk@xxxxxxxxxx>
---
fs/f2fs/data.c | 12 ++++++------
1 file changed, 6 insertions(+), 6 deletions(-)

diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c
index f057ada..89a37ba 100644
--- a/fs/f2fs/data.c
+++ b/fs/f2fs/data.c
@@ -542,7 +542,7 @@ static int __allocate_data_blocks(struct inode *inode, loff_t offset,
struct dnode_of_data dn;
u64 start = F2FS_BYTES_TO_BLK(offset);
u64 len = F2FS_BYTES_TO_BLK(count);
- bool allocated;
+ bool allocated = false;
u64 end_offset;
int err = 0;

@@ -584,7 +584,7 @@ static int __allocate_data_blocks(struct inode *inode, loff_t offset,
f2fs_put_dnode(&dn);
f2fs_unlock_op(sbi);

- f2fs_balance_fs(sbi, dn.node_changed);
+ f2fs_balance_fs(sbi, allocated);
}
return err;

@@ -594,7 +594,7 @@ sync_out:
f2fs_put_dnode(&dn);
out:
f2fs_unlock_op(sbi);
- f2fs_balance_fs(sbi, dn.node_changed);
+ f2fs_balance_fs(sbi, allocated);
return err;
}

@@ -688,14 +688,14 @@ get_next:
if (dn.ofs_in_node >= end_offset) {
if (allocated)
sync_inode_page(&dn);
- allocated = false;
f2fs_put_dnode(&dn);

if (create) {
f2fs_unlock_op(sbi);
- f2fs_balance_fs(sbi, dn.node_changed);
+ f2fs_balance_fs(sbi, allocated);
f2fs_lock_op(sbi);
}
+ allocated = false;

set_new_dnode(&dn, inode, NULL, NULL, 0);
err = get_dnode_of_data(&dn, pgofs, mode);
@@ -753,7 +753,7 @@ put_out:
unlock_out:
if (create) {
f2fs_unlock_op(sbi);
- f2fs_balance_fs(sbi, dn.node_changed);
+ f2fs_balance_fs(sbi, allocated);
}
out:
trace_f2fs_map_blocks(inode, map, err);
--
2.6.3