From: Chao Yu yuchao0@huawei.com
[ Upstream commit 944dd22ea4475bd11180fd2f431a4a547ca4d8f5 ]
We missed to update isize of compressed file in write_end() with below case:
cluster size is 16KB
- write 14KB data from offset 0 - overwrite 16KB data from offset 0
Fixes: 4c8ff7095bef ("f2fs: support data compression") Signed-off-by: Chao Yu yuchao0@huawei.com Signed-off-by: Jaegeuk Kim jaegeuk@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- fs/f2fs/data.c | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c index 326c63879ddc8..6e9017e6a8197 100644 --- a/fs/f2fs/data.c +++ b/fs/f2fs/data.c @@ -3432,6 +3432,10 @@ static int f2fs_write_end(struct file *file, if (f2fs_compressed_file(inode) && fsdata) { f2fs_compress_write_end(inode, fsdata, page->index, copied); f2fs_update_time(F2FS_I_SB(inode), REQ_TIME); + + if (pos + copied > i_size_read(inode) && + !f2fs_verity_in_progress(inode)) + f2fs_i_size_write(inode, pos + copied); return copied; } #endif