linux-kernel - Re: [PATCH 0/5] perf-probe: Improve probing on versioned symbols

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Date:   Thu, 7 Dec 2017 10:13:28 +0530
From:   Ravi Bangoria <ravi.bangoria@...ux.vnet.ibm.com>
To:     Masami Hiramatsu <mhiramat@...nel.org>
Cc:     Arnaldo Carvalho de Melo <acme@...nel.org>,
        bhargavb <bhargavaramudu@...il.com>,
        linux-kernel@...r.kernel.org, Paul Clarke <pc@...ibm.com>,
        linux-rt-users@...r.kernel.org, linux-perf-users@...r.kernel.org,
        Ravi Bangoria <ravi.bangoria@...ux.vnet.ibm.com>
Subject: Re: [PATCH 0/5] perf-probe: Improve probing on versioned symbols

Hi Masami,


On 12/06/2017 08:36 AM, Masami Hiramatsu wrote:
> [4/5] Find versioned symbol from map without wildcard.
>    This allows user to specify a symbol without version
>    suffix nor wildcard. Anyway, at this point we have
>    no way to specify version suffix, because parser
>    recognizes "@" is a separator of "function@...e"
>    syntax. This is fixed in next patch.
> [5/5] Allow user to use backslash-escaped characters
>    on command line. This has 2 effects, user can specify
>    version suffix directly, and we can use special
>    characters in source file.

Just a thought. Will it be good to describe / illustrate this
in man page as well?

Thanks,
Ravi