Re: [Qemu-devel] [PATCH 1/2] block: don't lose data from last incomplete sector

[Stefan Hajnoczi]

On Wed, Sep 18, 2013 at 07:14:14PM +0800, Fam Zheng wrote:
> To read the last sector that is not aligned to sector boundary, current
> code for growable backends, since commit 893a8f6 "block: Produce zeros
> when protocols reading beyond end of file", drops the data and directly
> returns zeroes. That is incorrect.
> 
> Signed-off-by: Fam Zheng <address@hidden>
> ---
>  block.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

I merged this patch because I hit the problem myself today.  And my code
includes a test case which will be posted soon.

So don't worry about writing a test case for this patch.  I still don't
fully understand the vmdk patch and would like a test case for it.

Thanks, applied to my block tree:
https://github.com/stefanha/qemu/commits/block

Stefan