linux-kernel - Re: [V2 PATCH] selftests: watchdog: Add gettimeout and get|set pretimeout

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Date:   Wed, 26 Sep 2018 14:03:20 -0600
From:   Jerry Hoemann <jerry.hoemann@....com>
To:     Shuah Khan <shuah@...nel.org>
Cc:     erosca@...adit-jv.com, linux-kselftest@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [V2 PATCH] selftests: watchdog: Add gettimeout and get|set
 pretimeout

On Wed, Sep 26, 2018 at 01:47:25PM -0600, Shuah Khan wrote:
> On 09/26/2018 10:29 AM, Jerry Hoemann wrote:
> > On Tue, Sep 25, 2018 at 02:51:15PM -0600, Shuah Khan wrote:
> >> Hi Jerry,
> >>
> >>
> >> The rest looks good to me.
> 
> I spoke too soon. I ran your patch on softdog and error messages in unsupported
> cases could you refinement. Please see below:
> 
> Sorry for not catching this earlier.
> 
> >>
> >>>  }
> >>>  
> >>>  int main(int argc, char *argv[])
> >>> @@ -135,6 +142,30 @@ int main(int argc, char *argv[])
> >>>  			else
> >>>  				printf("WDIOC_SETTIMEOUT errno '%s'\n", strerror(errno));
> >>>  			break;
> >>> +		case 'T':
> >>> +			oneshot = 1;
> >>> +			ret = ioctl(fd, WDIOC_GETTIMEOUT, &flags);
> >>> +			if (!ret)
> >>> +				printf("WDIOC_GETTIMEOUT returns %u seconds.\n", flags);
> >>> +			else
> >>> +				printf("WDIOC_GETTIMEOUT errno '%s'\n", strerror(errno));
> 
> Either remove "errno" or change it to "error '%s'"

Oh, I see. I did a cut/paste from prior printf in file which have same issue.
I'll fix those while I'm at it.



-- 

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Jerry Hoemann                  Software Engineer   Hewlett Packard Enterprise
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