On 10/21/2014 02:51 AM, Max Reitz wrote:
> The bmap can be rather large (maximum blocks per image count:
> 0x3fffffff; the bmap has a size of block_count * sizeof(uint32_t) bytes,
> which makes 0xfffffffc bytes) and exceed INT_MAX. Using block layer
> functions which take a byte count as an int is therefore not a good
> idea. Use bdrv_write()+bdrv_flush() instead of bdrv_pwrite_sync().
> 
> See: https://bugzilla.redhat.com/show_bug.cgi?id=1154940
> 
> Signed-off-by: Max Reitz <mre...@redhat.com>
> ---
>  block/vdi.c | 9 ++++++++-
>  1 file changed, 8 insertions(+), 1 deletion(-)

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

-- 
Eric Blake   eblake redhat com    +1-919-301-3266
Libvirt virtualization library http://libvirt.org

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