linux-kernel - Re: [PATCH v9 10/13] x86/resctrl: Fix the messages in rdt_last_cmd_printf and rdt_last_cmd

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Message-ID: <22dcf61a-fddf-3a7a-4e28-25d27e9482ad@intel.com>
Date:   Mon, 26 Nov 2018 14:44:49 -0800
From:   Reinette Chatre <reinette.chatre@...el.com>
To:     Borislav Petkov <bp@...en8.de>
Cc:     "Moger, Babu" <Babu.Moger@....com>,
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Subject: Re: [PATCH v9 10/13] x86/resctrl: Fix the messages in
 rdt_last_cmd_printf and rdt_last_cmd_puts

Hi Borislav,

On 11/26/2018 2:28 PM, Borislav Petkov wrote:
> On Mon, Nov 26, 2018 at 02:16:24PM -0800, Reinette Chatre wrote:
>> Hi Babu and Borislav,
>>
>> Two typos seemed to have slipped through into the merged commit ...
>>
>> On 11/21/2018 12:28 PM, Moger, Babu wrote:
>>> @@ -163,14 +163,14 @@ int parse_cbm(struct rdt_parse_data *data, struct rdt_resource *r,
>>>  	 * either is exclusive.
>>>  	 */
>>>  	if (rdtgroup_cbm_overlaps(r, d, cbm_val, rdtgrp->closid, true)) {
>>> -		rdt_last_cmd_printf("overlaps with exclusive group\n");
>>> +		rdt_last_cmd_printf("Overlaps with exclusive group\n");
>>>  		return -EINVAL;
>>>  	}
>>>  
>>>  	if (rdtgroup_cbm_overlaps(r, d, cbm_val, rdtgrp->closid, false)) {
>>>  		if (rdtgrp->mode == RDT_MODE_EXCLUSIVE ||
>>>  		    rdtgrp->mode == RDT_MODE_PSEUDO_LOCKSETUP) {
>>> -			rdt_last_cmd_printf("overlaps with other group\n");
>>> +			rdt_last_cmd_printf("0verlaps with other group\n");
>>>  			return -EINVAL;
>>>  		}
>>>  	}
>>
>> There is a zero instead of O used in second "Overlaps".
> 
> LOL!
> 
> That's so l337 :-)
> 
>>> @@ -1235,7 +1235,7 @@ static ssize_t rdtgroup_mode_write(struct kernfs_open_file *of,
>>>  			goto out;
>>>  		rdtgrp->mode = RDT_MODE_PSEUDO_LOCKSETUP;
>>>  	} else {
>>> -		rdt_last_cmd_printf("unknown/unsupported mode\n");
>>> +		rdt_last_cmd_printf("Unknown orunsupported mode\n");
>>>  		ret = -EINVAL;
>>>  	}
>>
>> Missing a space.
> 
> Whoops, nice catch. Can you send a fix pls?

Will do. Since there is overlap here I am planning for the fix to also
include changing rdt_last_cmd_printf() instances like the above to use
rdt_last_cmd_puts() instead.

Reinette