Re: [PATCH 01/15] ipmi: Fix watchdog NMI handling

["Cédric Le Goater" <clg@kaod.org>]

On 19/09/2019 23:39, minyard@acm.org wrote:
> From: Corey Minyard <cminyard@mvista.com>
> 
> The wrong logic was used for detection (so it wouldn't work at all)
> and the wrong interface was used to inject the NMI if the detection
> logic was correct.
> 
> Signed-off-by: Corey Minyard <cminyard@mvista.com>

Reviewed-by: Cédric Le Goater <clg@kaod.org>

C.

> ---
>  hw/ipmi/ipmi.c         | 6 +++---
>  hw/ipmi/ipmi_bmc_sim.c | 2 +-
>  2 files changed, 4 insertions(+), 4 deletions(-)
> 
> diff --git a/hw/ipmi/ipmi.c b/hw/ipmi/ipmi.c
> index 136c86b7a7..cbe158f815 100644
> --- a/hw/ipmi/ipmi.c
> +++ b/hw/ipmi/ipmi.c
> @@ -28,9 +28,8 @@
>  #include "qom/object_interfaces.h"
>  #include "sysemu/runstate.h"
>  #include "qapi/error.h"
> -#include "qapi/qapi-commands-misc.h"
> -#include "qapi/visitor.h"
>  #include "qemu/module.h"
> +#include "hw/nmi.h"
>  
>  static uint32_t ipmi_current_uuid = 1;
>  
> @@ -60,7 +59,8 @@ static int ipmi_do_hw_op(IPMIInterface *s, enum ipmi_op op, int checkonly)
>          if (checkonly) {
>              return 0;
>          }
> -        qmp_inject_nmi(NULL);
> +        /* We don't care what CPU we use. */
> +        nmi_monitor_handle(0, NULL);
>          return 0;
>  
>      case IPMI_SHUTDOWN_VIA_ACPI_OVERTEMP:
> diff --git a/hw/ipmi/ipmi_bmc_sim.c b/hw/ipmi/ipmi_bmc_sim.c
> index 246a6d390c..8f63bb7181 100644
> --- a/hw/ipmi/ipmi_bmc_sim.c
> +++ b/hw/ipmi/ipmi_bmc_sim.c
> @@ -1194,7 +1194,7 @@ static void set_watchdog_timer(IPMIBmcSim *ibs,
>          break;
>  
>      case IPMI_BMC_WATCHDOG_PRE_NMI:
> -        if (!k->do_hw_op(s, IPMI_SEND_NMI, 1)) {
> +        if (k->do_hw_op(s, IPMI_SEND_NMI, 1)) {
>              /* NMI not supported. */
>              rsp_buffer_set_error(rsp, IPMI_CC_INVALID_DATA_FIELD);
>              return;
>