Re: [PATCH V5 2/3] powerpc/opal: Add inline function to get rc from an ASYNC_COMP opal_msg

From: Stewart Smith
Date: Wed Jun 29 2016 - 05:08:54 EST


Suraj Jitindar Singh <sjitindarsingh@xxxxxxxxx> writes:
> --- a/arch/powerpc/include/asm/opal.h
> +++ b/arch/powerpc/include/asm/opal.h
> @@ -276,6 +276,14 @@ extern int opal_error_code(int rc);
>
> ssize_t opal_msglog_copy(char *to, loff_t pos, size_t count);
>
> +static inline int opal_get_async_rc(struct opal_msg msg)
> +{
> + if (msg.msg_type != OPAL_MSG_ASYNC_COMP)
> + return OPAL_PARAMETER;

Should instead be WARN_ON or BUG_ON ? Is there *ever* a situation where
calling opal_get_async_rc on a non-OPAL_MSG_ASYNC_COMP is a not both a
dumb idea and a bug?

otherwise (including if above change is made)
Acked-by: Stewart Smith <stewart@xxxxxxxxxxxxxxxxxx>


--
Stewart Smith
OPAL Architect, IBM.