Re: [Qemu-devel] [PATCH v3 0/2] xen: fix qdisk BLKIF_OP_DISCARD for 32/64 word size mix

[Stefano Stabellini]

On Mon, 20 Jun 2016, Juergen Gross wrote:
> In case the word size of the domU and qemu running the qdisk backend
> differ BLKIF_OP_DISCARD will not work reliably, as the request
> structure in the ring have different layouts for different word size.
> 
> Correct this by copying the request structure in case of different
> word size element by element in the BLKIF_OP_DISCARD case, too.
> 
> Changes in V3:
> - revert V2
> - add patch 1 to use qemu coding style for hw/block/xen_blkif.h
> 
> Changes in V2:
> - resync with Linux kernel version of hw/block/xen_blkif.h as
>   suggested by Paul Durrant
> 
> Juergen Gross (2):
>   xen: fix style of hw/block/xen_blkif.h
>   xen: fix qdisk BLKIF_OP_DISCARD for 32/64 word size mix
> 
>  hw/block/xen_blkif.h | 167 
> ++++++++++++++++++++++++++++++---------------------
>  1 file changed, 97 insertions(+), 70 deletions(-)
 
Added to me queue