Re: [Qemu-devel] [PATCH] hw: net: cadence_gem: Fix build errors in DB_PRINT()

[Stefano Garzarella <sgarzare@redhat.com>]

On Mon, Aug 05, 2019 at 08:52:54AM -0700, Bin Meng wrote:
> When CADENCE_GEM_ERR_DEBUG is turned on, there are several
> compilation errors in DB_PRINT(). Fix them.
> 
> Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
> ---
> 
>  hw/net/cadence_gem.c | 7 ++++---
>  1 file changed, 4 insertions(+), 3 deletions(-)
> 
> diff --git a/hw/net/cadence_gem.c b/hw/net/cadence_gem.c
> index d412085..7516e8f 100644
> --- a/hw/net/cadence_gem.c
> +++ b/hw/net/cadence_gem.c
> @@ -983,8 +983,9 @@ static ssize_t gem_receive(NetClientState *nc, const uint8_t *buf, size_t size)
>              return -1;
>          }
>  
> -        DB_PRINT("copy %d bytes to 0x%x\n", MIN(bytes_to_copy, rxbufsize),
> -                rx_desc_get_buffer(s->rx_desc[q]));
> +        DB_PRINT("copy %d bytes to " TARGET_FMT_plx "\n",
> +                 MIN(bytes_to_copy, rxbufsize),
> +                 rx_desc_get_buffer(s, s->rx_desc[q]));
>  
>          /* Copy packet data to emulated DMA buffer */
>          address_space_write(&s->dma_as, rx_desc_get_buffer(s, s->rx_desc[q]) +
> @@ -1157,7 +1158,7 @@ static void gem_transmit(CadenceGEMState *s)
>              if (tx_desc_get_length(desc) > sizeof(tx_packet) -
>                                                 (p - tx_packet)) {
>                  DB_PRINT("TX descriptor @ 0x%x too large: size 0x%x space " \
> -                         "0x%x\n", (unsigned)packet_desc_addr,
> +                         "0x%lx\n", (unsigned)packet_desc_addr,

What about using 'z' modifier? I mean "0x%zx" to print sizeof(..).

Thanks,
Stefano