[sheepdog] [PATCH 0/2] Fix the generic image creation code

Max Reitz mreitz at redhat.com
Thu Mar 26 13:23:31 CET 2020

On 26.03.20 02:12, Maxim Levitsky wrote:
> The recent patches from Max Reitz allowed some block drivers to not
> provide the .bdrv_co_create_opts and still allow qemu-img to
> create/format images as long as the image is already existing
> (that is the case with various block storage drivers like nbd/iscsi/nvme, etc)
> However it was found out that some places in the code depend on the
> .bdrv_co_create_opts/.create_opts to be != NULL to decide if to allow
> image creation.
> To avoid adding failback code to all these places, just make generic failback
> code be used by the drivers that need it, so that for outside user, there
> is no diffirence if failback was used or not.
> Best regards,
> 	Maxim Levitsky
> Maxim Levitsky (2):
>   block: pass BlockDriver reference to the .bdrv_co_create
>   block: trickle down the fallback image creation function use to the
>     block drivers

Thanks, fixed the function parameter alignment, moved the declarations
from block.h into block_int.h, and applied the series to my block branch:



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