linux-kernel - Re: [PATCH v2 3/3] perf/buildid-cache: Support --purge-all option

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Date:   Wed, 9 May 2018 11:30:43 +0530
From:   Ravi Bangoria <ravi.bangoria@...ux.ibm.com>
To:     Masami Hiramatsu <mhiramat@...nel.org>
Cc:     jolsa@...hat.com, acme@...hat.com, kstewart@...uxfoundation.org,
        tglx@...utronix.de, pombredanne@...b.com,
        linux-kernel@...r.kernel.org, peterz@...radead.org,
        mingo@...hat.com, alexander.shishkin@...ux.intel.com,
        namhyung@...nel.org, uneedsihyeon@...il.com,
        kjlx@...pleofstupid.com,
        Ravi Bangoria <ravi.bangoria@...ux.ibm.com>
Subject: Re: [PATCH v2 3/3] perf/buildid-cache: Support --purge-all option



On 05/08/2018 09:12 PM, Masami Hiramatsu wrote:
> On Thu, 3 May 2018 14:24:04 +0530
> Ravi Bangoria <ravi.bangoria@...ux.ibm.com> wrote:
>
>> Hi Masami,
>>
>> On 04/23/2018 12:32 PM, Masami Hiramatsu wrote:
>>> On Tue, 17 Apr 2018 09:43:46 +0530
>>> Ravi Bangoria <ravi.bangoria@...ux.vnet.ibm.com> wrote:
>>>
>>>> +	pr_debug("Purged all: %s\n", err ? "FAIL" : "Ok");
>>> Hmm, I think this should use pr_info(or pr_warning), at least for Failure case.
>> Actually, I followed what is already there for other options.
> Please see cmd_buildid_cache(), if we failed to purge one buildid-cache,
> it is warned with pr_warning.

Oh ok. I thought you are asking me to change pr_debug().
I'll quickly prepare and send a patch.

Thanks,
Ravi

>
> 	if (purge_name_list_str) {
> 		list = strlist__new(purge_name_list_str, NULL);
> 		if (list) {
> 			strlist__for_each_entry(pos, list)
> 				if (build_id_cache__purge_path(pos->s, nsi)) {
> 					if (errno == ENOENT) {
> 						pr_debug("%s wasn't in the cache\n",
> 							 pos->s);
> 						continue;
> 					}
> 					pr_warning("Couldn't remove %s: %s\n",
> 						   pos->s, str_error_r(errno, sbuf, sizeof(sbuf)));
> 				}
>
> 			strlist__delete(list);
> 		}
> 	}
>
> Thank you,
>