Re: [Qemu-devel] [PATCH v2 2/2] memory-device: break the loop if tmp exceed the hinted range

[Igor Mammedov]

On Tue, 30 Jul 2019 08:37:40 +0800
Wei Yang <address@hidden> wrote:

> The memory-device list built by memory_device_build_list is ordered by
> its address, this means if the tmp range exceed the hinted range, all
> the following range will not overlap with it.
> 
> And this won't change default pc-dimm mapping and address assignment stay
> the same as before this change.
> 
> Signed-off-by: Wei Yang <address@hidden>

Reviewed-by: Igor Mammedov <address@hidden>

> ---
>  hw/mem/memory-device.c | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/hw/mem/memory-device.c b/hw/mem/memory-device.c
> index df3261b32a..df4e338b83 100644
> --- a/hw/mem/memory-device.c
> +++ b/hw/mem/memory-device.c
> @@ -180,6 +180,8 @@ static uint64_t memory_device_get_free_addr(MachineState 
> *ms,
>                  range_make_empty(&new);
>                  break;
>              }
> +        } else if (range_lob(&tmp) > range_upb(&new)) {
> +            break;
>          }
>      }
>