Re: [Qemu-trivial] [Qemu-devel] [PATCH 10/11] hw/net/stellaris_enet: Use qemu_log_mask(GUEST_ERROR) instead of hw_error

[Thomas Huth <thuth@redhat.com>]

On 21.06.2018 20:02, Philippe Mathieu-Daudé wrote:
> hw_error() finally calls abort(), but there is no need to abort here.

Additionally, hw_error() is also only meant for CPU errors (since it
dumps the CPU state). We should really rename that function to
"cpu_hw_error" one day to avoid that people use it in the wrong spots...

> Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
> ---
>  hw/net/stellaris_enet.c | 9 +++++++--
>  1 file changed, 7 insertions(+), 2 deletions(-)
> 
> diff --git a/hw/net/stellaris_enet.c b/hw/net/stellaris_enet.c
> index 04bd10ada3..188adcbd15 100644
> --- a/hw/net/stellaris_enet.c
> +++ b/hw/net/stellaris_enet.c
> @@ -9,6 +9,7 @@
>  #include "qemu/osdep.h"
>  #include "hw/sysbus.h"
>  #include "net/net.h"
> +#include "qemu/log.h"
>  #include <zlib.h>
>  
>  //#define DEBUG_STELLARIS_ENET 1
> @@ -343,7 +344,9 @@ static uint64_t stellaris_enet_read(void *opaque, hwaddr offset,
>      case 0x3c: /* Undocuented: Timestamp? */
>          return 0;
>      default:
> -        hw_error("stellaris_enet_read: Bad offset %x\n", (int)offset);
> +        qemu_log_mask(LOG_GUEST_ERROR,
> +                      "stellaris_enet_rd%d: 0x%" HWADDR_PRIx "\n",
> +                      size, offset);
>          return 0;
>      }
>  }
> @@ -442,7 +445,9 @@ static void stellaris_enet_write(void *opaque, hwaddr offset,
>          /* Ignored.  */
>          break;
>      default:
> -        hw_error("stellaris_enet_write: Bad offset %x\n", (int)offset);
> +        qemu_log_mask(LOG_GUEST_ERROR,
> +                      "stellaris_enet_wr%d: 0x%" HWADDR_PRIx " = 0x%lx\n",
> +                      size, offset, value);
>      }
>  }

Could you please keep the "bad offset" or a similar error message, so
that the user knows that there is really something wrong here?

 Thomas