Re: [Qemu-devel] [Qemu-block] [PATCH v2 03/17] block: Fix harmless off-by-one in bdrv_aligned_preadv()

[Stefan Hajnoczi]

On Tue, Jun 14, 2016 at 03:30:25PM -0600, Eric Blake wrote:
> If the amount of data to read ends exactly on the total size
> of the bs, then we were wasting time creating a local qiov
> to read the data in preparation for what would normally be
> appending zeroes beyond the end, even though this corner case
> has nothing further to do.
> 
> Signed-off-by: Eric Blake <address@hidden>
> Reviewed-by: Kevin Wolf <address@hidden>
> 
> ---
> v2: no change, add R-b
> ---
>  block/io.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Reviewed-by: Stefan Hajnoczi <address@hidden>

signature.asc
Description: PGP signature