Re: [PATCH v4] ext4: fix direct I/O read error

Ok，I will make time to do it.

发自我的iPhone

在 2020年8月14日，下午4:04，Christoph Hellwig hch@infradead.org 写道：

On Wed, Aug 05, 2020 at 03:40:34PM +0800, Jiang Ying wrote:

...

This patch is used to fix ext4 direct I/O read error when the read size is not aligned with block size.

Then, I will use a test to explain the error.

(1) Make a file that is not aligned with block size: $dd if=/dev/zero of=./test.jar bs=1000 count=3

(2) I wrote a source file named "direct_io_read_file.c" as following:

Can you please add your reproducer to xfstests?

Thanks!