linux-kernel - Re: [PATCH] perf test: fix test case probe libc's inet

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Message-Id: <b44439ef-9852-c132-ea8a-d16e7b6b6ab8@linux.vnet.ibm.com>
Date:   Tue, 14 Nov 2017 14:55:48 +0100
From:   Thomas-Mich Richter <tmricht@...ux.vnet.ibm.com>
To:     Arnaldo Carvalho de Melo <acme@...nel.org>
Cc:     linux-perf-users@...r.kernel.org, brueckner@...ux.vnet.ibm.com,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] perf test: fix test case probe libc's inet_pton on s390x

On 11/14/2017 02:47 PM, Arnaldo Carvalho de Melo wrote:
> Em Tue, Nov 14, 2017 at 10:34:09AM -0300, Arnaldo Carvalho de Melo escreveu:
>>> Different name, same contents, need to look at the inode... ;-\
>>
>> Nah, lets ask the kernel how is it that it sees libc, please test the
>> following, works for me:

works for me too.

> 
> BTW, this is what I sticked on that cset:
> 
>     Committer changes:
>     
>     We can't really use ldd for libc, as in some systems, such as x86_64, it
>     has hardlinks and then ldd sees one and the kernel the other, so grep
>     for libc in /proc/self/maps to get the one we'll receive from
>     PERF_RECORD_MMAP.
> 
> - Arnaldo
> 

Yes I am fine with this changes.
Go ahead.

-- 
Thomas Richter, Dept 3303, IBM LTC Boeblingen Germany
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