From: Arnaldo Carvalho de Melo <acme@infradead.org>
To: Ingo Molnar <mingo@elte.hu>
Cc: linux-kernel@vger.kernel.org, David Ahern <dsahern@gmail.com>,
Frederic Weisbecker <fweisbec@gmail.com>,
Mike Galbraith <efault@gmx.de>, Paul Mackerras <paulus@samba.org>,
Peter Zijlstra <peterz@infradead.org>,
Stephane Eranian <eranian@google.com>,
Thomas Gleixner <tglx@linutronix.de>,
Tom Zanussi <tzanussi@gmail.com>
Subject: Re: [GIT PULL 0/5] perf/urgent fixes
Date: Sun, 29 May 2011 11:12:56 -0300 [thread overview]
Message-ID: <20110529141256.GA12777@ghostprotocols.net> (raw)
In-Reply-To: <20110528094150.GA12059@elte.hu>
Em Sat, May 28, 2011 at 11:41:50AM +0200, Ingo Molnar escreveu:
> The various variations of kptr_restrict now work fine AFAICS - will
> send the fixes to Linus today.
>
> One (very) small issue i noticed, if the user only samples user-space
> events then i still get the warning:
>
> aldebaran:~> perf record -e cycles:upp sleep 1
> WARNING: Kernel address maps (/proc/{kallsyms,modules}) are restricted,
>
> although perf does not record any kernel samples so kptr_restrict is
> irrelevant in this case.
I'll have that fixed too, oversight. We really should avoid confusing
messages, and this one, as you mention, seems just noise as I still have
to look again how vsyscall symbols get resolved, IIRC they need a kernel
symtab, but then, if that is the case, the message should be changed
accordingly.
- Arnaldo
next prev parent reply other threads:[~2011-05-29 14:13 UTC|newest]
Thread overview: 48+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-05-27 21:45 [GIT PULL 0/5] perf/urgent fixes Arnaldo Carvalho de Melo
2011-05-27 21:45 ` [PATCH 1/5] perf tools: Make sure kptr_restrict warnings fit 80 col terms Arnaldo Carvalho de Melo
2011-05-27 21:45 ` [PATCH 2/5] perf events: initialize fd array to -1 instead of 0 Arnaldo Carvalho de Melo
2011-05-27 21:45 ` [PATCH 3/5] perf top: Remove unused macro Arnaldo Carvalho de Melo
2011-05-27 21:45 ` [PATCH 4/5] perf top: Handle kptr_restrict Arnaldo Carvalho de Melo
2011-05-27 21:45 ` [PATCH 5/5] perf top: Don't stop if no kernel symtab is found Arnaldo Carvalho de Melo
2011-05-28 9:41 ` [GIT PULL 0/5] perf/urgent fixes Ingo Molnar
2011-05-29 14:12 ` Arnaldo Carvalho de Melo [this message]
2011-05-29 14:30 ` Ingo Molnar
-- strict thread matches above, loose matches on Subject: below --
2018-10-05 16:10 Arnaldo Carvalho de Melo
2018-10-05 16:14 ` Ingo Molnar
2018-07-30 20:50 Arnaldo Carvalho de Melo
2018-07-30 20:50 ` Arnaldo Carvalho de Melo
2018-07-31 5:51 ` Ingo Molnar
2018-07-31 5:51 ` Ingo Molnar
2018-05-14 12:23 Arnaldo Carvalho de Melo
2018-05-14 12:23 ` Arnaldo Carvalho de Melo
2018-05-14 12:23 ` Arnaldo Carvalho de Melo
2018-05-15 6:21 ` Ingo Molnar
2018-05-15 6:21 ` Ingo Molnar
2018-05-15 6:21 ` Ingo Molnar
2017-12-18 14:39 Arnaldo Carvalho de Melo
2017-12-18 14:39 ` Arnaldo Carvalho de Melo
2017-12-18 17:11 ` Ingo Molnar
2017-12-18 17:11 ` Ingo Molnar
2015-12-07 20:06 Arnaldo Carvalho de Melo
2015-12-08 5:09 ` Ingo Molnar
2015-11-13 20:57 Arnaldo Carvalho de Melo
2015-11-18 5:57 ` Ingo Molnar
2015-11-11 21:56 Arnaldo Carvalho de Melo
2015-11-12 6:38 ` Ingo Molnar
2015-09-17 18:54 Arnaldo Carvalho de Melo
2015-09-18 5:46 ` Ingo Molnar
2014-02-13 21:15 Arnaldo Carvalho de Melo
2014-02-22 16:23 ` Ingo Molnar
2013-11-19 20:41 Arnaldo Carvalho de Melo
2013-11-20 13:32 ` Ingo Molnar
2013-09-10 18:11 Arnaldo Carvalho de Melo
2013-09-11 5:46 ` Ingo Molnar
2013-09-11 5:55 ` Ingo Molnar
2013-09-11 14:08 ` Arnaldo Carvalho de Melo
2013-09-12 5:45 ` Ingo Molnar
2013-12-02 6:58 ` Brian Gitonga Marete
2012-04-14 17:03 Arnaldo Carvalho de Melo
2012-04-15 6:04 ` Ingo Molnar
2012-04-05 23:28 Arnaldo Carvalho de Melo
2011-04-06 11:00 Arnaldo Carvalho de Melo
2011-04-06 11:10 ` Ingo Molnar
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