Commit 335cac8b authored by Jack Qiu's avatar Jack Qiu Committed by Jaegeuk Kim
Browse files

f2fs: correct statistic of APP_DIRECT_IO/APP_DIRECT_READ_IO 



Miss to update APP_DIRECT_IO/APP_DIRECT_READ_IO when receiving async DIO.
For example: fio -filename=/data/test.0 -bs=1m -ioengine=libaio -direct=1
		-name=fill -size=10m -numjobs=1 -iodepth=32 -rw=write

Signed-off-by: default avatarJack Qiu <jack.qiu@huawei.com>
Reviewed-by: default avatarChao Yu <yuchao0@huawei.com>
Signed-off-by: default avatarJaegeuk Kim <jaegeuk@kernel.org>
parent 4cb03fec

fs/f2fs/data.c

+6 −0
Original line number Diff line number Diff line
@@ -3673,12 +3673,18 @@ static ssize_t f2fs_direct_IO(struct kiocb *iocb, struct iov_iter *iter) 
									err);

			if (!do_opu)

				set_inode_flag(inode, FI_UPDATE_WRITE);

		} else if (err == -EIOCBQUEUED) {

			f2fs_update_iostat(F2FS_I_SB(inode), APP_DIRECT_IO,

						count - iov_iter_count(iter));

		} else if (err < 0) {

			f2fs_write_failed(mapping, offset + count);

		}

	} else {

		if (err > 0)

			f2fs_update_iostat(sbi, APP_DIRECT_READ_IO, err);

		else if (err == -EIOCBQUEUED)

			f2fs_update_iostat(F2FS_I_SB(inode), APP_DIRECT_READ_IO,

						count - iov_iter_count(iter));

	}



out: