Re: [PATCH] hw/usb: Use __attribute__((packed)) vs __packed

[Thomas Huth <thuth@redhat.com>]

On 01/11/2024 22.17, Roque Arcudia Hernandez wrote:
> __packed is non standard and is not present in clang-cl.
> __attribute__((packed)) has the same semantics.
> 
> Signed-off-by: Erwin Jansen <jansene@google.com>
> Signed-off-by: Roque Arcudia Hernandez <roqueh@google.com>
> ---
>   include/hw/usb/dwc2-regs.h | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/include/hw/usb/dwc2-regs.h b/include/hw/usb/dwc2-regs.h
> index 523b112c5e..b8b4266543 100644
> --- a/include/hw/usb/dwc2-regs.h
> +++ b/include/hw/usb/dwc2-regs.h
> @@ -838,7 +838,7 @@
>   struct dwc2_dma_desc {
>           uint32_t status;
>           uint32_t buf;
> -} __packed;
> +} QEMU_PACKED;

Reviewed-by: Thomas Huth <thuth@redhat.com>

Actually, the struct only consists of two 32-bit values, so I doubt that the 
"packed" is needed here at all. Maybe we could even simply remove it?

  Thomas