Re: [PATCH] hw/misc: sifive_u_otp: Use error_report() when block operation fails

[Alistair Francis]

On Mon, Jan 18, 2021 at 7:23 PM Bin Meng <bmeng.cn@gmail.com> wrote:
>
> From: Bin Meng <bin.meng@windriver.com>
>
> At present when blk_pread() / blk_pwrite() fails, a guest error
> is logged, but this is not really a guest error. Change to use
> error_report() instead.
>
> Signed-off-by: Bin Meng <bin.meng@windriver.com>

Thanks!

Applied to riscv-to-apply.next

Alistair

> ---
>
>  hw/misc/sifive_u_otp.c | 13 +++++--------
>  1 file changed, 5 insertions(+), 8 deletions(-)
>
> diff --git a/hw/misc/sifive_u_otp.c b/hw/misc/sifive_u_otp.c
> index f921c67..4d8f793 100644
> --- a/hw/misc/sifive_u_otp.c
> +++ b/hw/misc/sifive_u_otp.c
> @@ -23,6 +23,7 @@
>  #include "hw/qdev-properties.h"
>  #include "hw/qdev-properties-system.h"
>  #include "hw/sysbus.h"
> +#include "qemu/error-report.h"
>  #include "qemu/log.h"
>  #include "qemu/module.h"
>  #include "hw/misc/sifive_u_otp.h"
> @@ -65,8 +66,7 @@ static uint64_t sifive_u_otp_read(void *opaque, hwaddr 
> addr, unsigned int size)
>
>                  if (blk_pread(s->blk, s->pa * SIFIVE_U_OTP_FUSE_WORD, &buf,
>                                SIFIVE_U_OTP_FUSE_WORD) < 0) {
> -                    qemu_log_mask(LOG_GUEST_ERROR,
> -                                  "read error index<%d>\n", s->pa);
> +                    error_report("read error index<%d>", s->pa);
>                      return 0xff;
>                  }
>
> @@ -169,8 +169,7 @@ static void sifive_u_otp_write(void *opaque, hwaddr addr,
>                  if (blk_pwrite(s->blk, s->pa * SIFIVE_U_OTP_FUSE_WORD,
>                                 &s->fuse[s->pa], SIFIVE_U_OTP_FUSE_WORD,
>                                 0) < 0) {
> -                    qemu_log_mask(LOG_GUEST_ERROR,
> -                                  "write error index<%d>\n", s->pa);
> +                    error_report("write error index<%d>", s->pa);
>                  }
>              }
>
> @@ -260,15 +259,13 @@ static void sifive_u_otp_reset(DeviceState *dev)
>          serial_data = s->serial;
>          if (blk_pwrite(s->blk, index * SIFIVE_U_OTP_FUSE_WORD,
>                         &serial_data, SIFIVE_U_OTP_FUSE_WORD, 0) < 0) {
> -            qemu_log_mask(LOG_GUEST_ERROR,
> -                          "write error index<%d>\n", index);
> +            error_report("write error index<%d>", index);
>          }
>
>          serial_data = ~(s->serial);
>          if (blk_pwrite(s->blk, (index + 1) * SIFIVE_U_OTP_FUSE_WORD,
>                         &serial_data, SIFIVE_U_OTP_FUSE_WORD, 0) < 0) {
> -            qemu_log_mask(LOG_GUEST_ERROR,
> -                          "write error index<%d>\n", index + 1);
> +            error_report("write error index<%d>", index + 1);
>          }
>      }
>
> --
> 2.7.4
>
>