Re: [PATCH 7/7] scsi: Add 'eh_deadline' to limit SCSI EH runtime

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On 06/28/2013 09:29 AM, Bart Van Assche wrote:
> On 06/10/13 13:11, Hannes Reinecke wrote:
>> +static int sdev_eh_deadline(struct Scsi_Host *shost,
>> +               unsigned long eh_start)
>> +{
>> +    if (!shost->eh_deadline)
>> +        return 0;
>> +
>> +    if (shost->last_reset != 0 &&
>> +        time_before(shost->last_reset, eh_start))
>> +        eh_start = shost->last_reset;
>> +
>> +    if (time_before(jiffies,
>> +            eh_start + shost->eh_deadline))
>> +        return 0;
>> +
>> +    return 1;
>> +}
>> +
>> +static int scsi_host_eh_deadline(struct Scsi_Host *shost)
>> +{
>> +    if (!shost->last_reset)
>> +        return 0;
>> +
>> +    return sdev_eh_deadline(shost, shost->last_reset);
>> +}
> 
> Hello Hannes,
> 
> I would appreciate if you would choose other names for these two
> functions and also for shost->eh_deadline. To me a deadline is a
> time instant. As far as I can see the two functions above check
> whether a deadline has been passed, and shost->eh_deadline is a time
> interval. How about the following names: sdev_eh_past_deadline(),
> shost_eh_past_deadline() and shost->max_eh_jiffies ?
> 
Sure. I changed the naming once already, so I don't have any issues
with that.
And yes, the suggested naming does make more sense.

Cheers,

Hannes
-- 
Dr. Hannes Reinecke		      zSeries & Storage
hare@xxxxxxx			      +49 911 74053 688
SUSE LINUX Products GmbH, Maxfeldstr. 5, 90409 Nürnberg
GF: J. Hawn, J. Guild, F. Imendörffer, HRB 16746 (AG Nürnberg)
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