[PATCH 14/15] btrfs: update inode size during bio completion

Goldwyn Rodrigues
2019-09-05T15:07:28Z

Update the inode size for dio writes during bio completion.
This ties the success of the underlying block layer
whether to increase the size of the inode. Especially for
in aio cases.

Signed-off-by: Goldwyn Rodrigues <rgoldwyn@suse.com>
---
fs/btrfs/inode.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 87fbe73ca2e4..f87a9dd154a9 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -8191,9 +8191,13 @@ static void btrfs_endio_direct_write(struct bio *bio)
{
struct btrfs_dio_private *dip = bio->bi_private;
struct bio *dio_bio = dip->dio_bio;
+ struct inode *inode = dip->inode;

- btrfs_update_ordered_extent(dip->inode, dip->logical_offset,
+ btrfs_update_ordered_extent(inode, dip->logical_offset,
dip->bytes, !bio->bi_status);
+ if (!bio->bi_status &&
+ i_size_read(inode) < dip->logical_offset + dip->bytes)
+ i_size_write(inode, dip->logical_offset + dip->bytes);

kfree(dip);

--
2.16.4