Re: [PATCH 14/12] block-backend: update blk_co_pwrite() and blk_co_pread() wrappers

[Eric Blake]

On Thu, Oct 07, 2021 at 07:52:43PM +0200, Vladimir Sementsov-Ogievskiy wrote:
> Make bytes argument int64_t to be consistent with modern block-layer.
> Callers should be OK with it as type becomes wider.
> 
> What is inside functions?
> 
> - Conversion from int64_t to size_t. Still, we
> can't have a buffer larger than SIZE_MAX, therefore bytes should not be
> larger than SIZE_MAX as well. Add and assertion.

s/and/an/

> 
> - Passing to blk_co_pwritev() / blk_co_preadv() which already has
>   int64_t bytes argument.
> 
> Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
> ---
>  include/sysemu/block-backend.h | 8 ++++++--
>  1 file changed, 6 insertions(+), 2 deletions(-)
>

Reviewed-by: Eric Blake <eblake@redhat.com>

-- 
Eric Blake, Principal Software Engineer
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