From: Masami Hiramatsu <masami.hiramatsu.pt@hitachi.com>
To: Andi Kleen <andi@firstfloor.org>
Cc: Hemant Kumar <hemant@linux.vnet.ibm.com>,
linux-kernel@vger.kernel.org, srikar@linux.vnet.ibm.com,
peterz@infradead.org, oleg@redhat.com,
hegdevasant@linux.vnet.ibm.com, mingo@redhat.com,
anton@redhat.com, systemtap@sourceware.org, namhyung@kernel.org,
aravinda@linux.vnet.ibm.com, penberg@iki.fi
Subject: Re: [PATCH v2 1/3] perf/sdt : Listing of SDT markers by perf
Date: Sun, 20 Jul 2014 12:17:45 +0900 [thread overview]
Message-ID: <53CB34D9.8090807@hitachi.com> (raw)
In-Reply-To: <87d2d24kui.fsf@tassilo.jf.intel.com>
(2014/07/19 2:50), Andi Kleen wrote:
> Hemant Kumar <hemant@linux.vnet.ibm.com> writes:
>
> First I should say supporting these probes is very useful. Thanks for
> working on this.
>
>> +
>> +#define SDT_CACHE_DIR "/var/cache/perf/"
>
> This requires running perf as root, right?
>
> It would be better to use the $HOME cache dir, like the recent JSON patches.
Even though, we have to enhance uprobe-tracer that allows non-root user
to add/remove events. :)
Anyway, I guess we can use ~/.debug for this purpose as buildid-cache does.
Thank you,
--
Masami HIRAMATSU
Software Platform Research Dept. Linux Technology Research Center
Hitachi, Ltd., Yokohama Research Laboratory
E-mail: masami.hiramatsu.pt@hitachi.com
next prev parent reply other threads:[~2014-07-20 3:17 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-07-17 5:53 [PATCH v2 0/3] perf/sdt : Support for SDT markers Hemant Kumar
2014-07-17 5:55 ` [PATCH v2 1/3] perf/sdt : Listing of SDT markers by perf Hemant Kumar
2014-07-18 17:50 ` Andi Kleen
2014-07-20 3:17 ` Masami Hiramatsu [this message]
2014-07-21 2:38 ` Namhyung Kim
2014-07-21 9:40 ` Hemant Kumar
2014-07-22 11:53 ` Hemant Kumar
2014-07-21 3:01 ` Namhyung Kim
2014-07-22 11:33 ` Hemant Kumar
2014-07-17 5:56 ` [PATCH v2 2/3] perf/sdt: Listing SDT markers for a single file Hemant Kumar
2014-07-17 5:56 ` [PATCH v2 3/3] perf/sdt: Documentation Hemant Kumar
2014-07-18 11:23 ` [PATCH v2 0/3] perf/sdt : Support for SDT markers Masami Hiramatsu
2014-07-19 17:32 ` Hemant Kumar
2014-07-20 3:16 ` Masami Hiramatsu
2014-07-21 2:29 ` Namhyung Kim
2014-07-21 12:24 ` Hemant Kumar
2014-07-22 5:30 ` Masami Hiramatsu
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