Re: [PATCH v2 2/3] block: Add support to warn on backing file change without format

[Ján Tomko]

On a Wednesday in 2020, Eric Blake wrote:
> For now, this is a mechanical addition; all callers pass false. But
> the next patch will use it to improve 'qemu-img rebase -u' when
> selecting a backing file with no format.
>
> Signed-off-by: Eric Blake <address@hidden>
> ---
> include/block/block.h |  4 ++--
> block.c               | 13 ++++++++++---
> block/qcow2.c         |  2 +-
> block/stream.c        |  2 +-
> blockdev.c            |  3 ++-
> qemu-img.c            |  4 ++--
> 6 files changed, 18 insertions(+), 10 deletions(-)

Reviewed-by: Ján Tomko <address@hidden>

Jano

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