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Message-ID: <20150424020928.GB650@kernel.org>
Date: Thu, 23 Apr 2015 23:09:28 -0300
From: Arnaldo Carvalho de Melo <acme@...nel.org>
To: Namhyung Kim <namhyung@...nel.org>
Cc: Ingo Molnar <mingo@...nel.org>, linux-kernel@...r.kernel.org,
Adrian Hunter <adrian.hunter@...el.com>,
Bobby Powers <bobbypowers@...il.com>,
Borislav Petkov <bp@...e.de>, David Ahern <dsahern@...il.com>,
Dirk Gouders <dirk@...ders.net>,
Don Zickus <dzickus@...hat.com>,
Frederic Weisbecker <fweisbec@...il.com>,
Jiri Olsa <jolsa@...hat.com>, Joonsoo Kim <js1304@...il.com>,
linux-kbuild@...r.kernel.org, Michael Petlan <mpetlan@...hat.com>,
Michal Marek <mmarek@...e.cz>,
Minchan Kim <minchan@...nel.org>,
Paul Mackerras <paulus@...ba.org>,
Peter Zijlstra <a.p.zijlstra@...llo.nl>,
Stephane Eranian <eranian@...gle.com>,
Will Deacon <will.deacon@....com>,
Javi Merino <javi.merino@....com>,
Steven Rostedt <rostedt@...dmis.org>
Subject: Re: [GIT PULL 0/4] perf/urgent fixes
Em Fri, Apr 24, 2015 at 11:02:18AM +0900, Namhyung Kim escreveu:
> Hi Arnaldo,
>
> I've set up some docker containers for build test, and found a couple
> of failures.. It seems David's kmem build fix ("perf kmem: Fix
> compiles on RHEL6/OL6") which is in your perf/core branch also needs
> to be in perf/urgent. Sorry about the kmem breakages..
>
> And I also found this..
I can send those tomorrow, in another pull request to Ingo. I noticed a
few on a RHEL5 machine I tested today, in libtraceevent even, I guess
you was on the CC list for that bug report.
- Arnaldo
>
> >From 581ae7f48c89377755391c3f95637a1d48eefc73 Mon Sep 17 00:00:00 2001
> From: Namhyung Kim <namhyung@...nel.org>
> Date: Fri, 24 Apr 2015 10:45:16 +0900
> Subject: [PATCH] tools lib traceevent: Fix build failure on 32-bit arch
>
> In my i386 build, it failed like this:
>
> CC event-parse.o
> event-parse.c: In function 'print_str_arg':
> event-parse.c:3868:5: warning: format '%lu' expects argument of type 'long unsigned int',
> but argument 3 has type 'uint64_t' [-Wformat]
>
> Cc: Javi Merino <javi.merino@....com>
> Signed-off-by: Namhyung Kim <namhyung@...nel.org>
> ---
> tools/lib/traceevent/event-parse.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/tools/lib/traceevent/event-parse.c b/tools/lib/traceevent/event-parse.c
> index 12a7e2a40c89..aa21bd55bd8a 100644
> --- a/tools/lib/traceevent/event-parse.c
> +++ b/tools/lib/traceevent/event-parse.c
> @@ -3865,7 +3865,7 @@ static void print_str_arg(struct trace_seq *s, void *data, int size,
> } else if (el_size == 4) {
> trace_seq_printf(s, "%u", *(uint32_t *)num);
> } else if (el_size == 8) {
> - trace_seq_printf(s, "%lu", *(uint64_t *)num);
> + trace_seq_printf(s, "%"PRIu64, *(uint64_t *)num);
> } else {
> trace_seq_printf(s, "BAD SIZE:%d 0x%x",
> el_size, *(uint8_t *)num);
> --
> 2.3.4
>
>
> Thanks,
> Namhyung
>
>
> On Thu, Apr 23, 2015 at 07:03:06PM -0300, Arnaldo Carvalho de Melo wrote:
> > Hi Ingo,
> >
> > Please consider pulling,
> >
> > - Arnaldo
> >
> > The following changes since commit 0140e6141e4f1d4b15fb469e6912b0e71b7d1cc2:
> >
> > perf/x86/intel/uncore: Move PCI IDs for IMC to uncore driver (2015-04-22 08:29:19 +0200)
> >
> > are available in the git repository at:
> >
> > git://git.kernel.org/pub/scm/linux/kernel/git/acme/linux.git tags/perf-urgent-for-mingo
> >
> > for you to fetch changes up to de28c15daf60e9625bece22f13a091fac8d05f1d:
> >
> > tools lib api: Undefine _FORTIFY_SOURCE before setting it (2015-04-23 17:08:23 -0300)
> >
> > ----------------------------------------------------------------
> > perf/urgent fixes:
> >
> > User visible:
> >
> > - Enable events when doing system wide 'trace' and starting a
> > workload, e.g:
> >
> > # trace -a sleep 1
> >
> > now it matches the pattern in 'record' and will show envents
> > instead of sitting doing nothing while waiting for the started
> > workload to finish (Arnaldo Carvalho de Melo)
> >
> > - Disable and drain events when forked 'trace' workload ends
> > making sure we notice the end of the workload instead of
> > trying to keep up with the seemingly neverending flux of
> > system wide events (Arnaldo Carvalho de Melo)
> >
> > Infrastructure:
> >
> > - Fix the build on 32-bit ARM by consistently use PRIu64 for printing u64
> > values in 'perf kmem' (Will Deacon)
> >
> > - Undefine _FORTIFY_SOURCE before setting it in tools/perf/api, fixing the build on
> > Hardened Gentoo systems (Bobby Powers)
> >
> > Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
> >
> > ----------------------------------------------------------------
> > Arnaldo Carvalho de Melo (2):
> > perf trace: Enable events when doing system wide tracing and starting a workload
> > perf trace: Disable events and drain events when forked workload ends
> >
> > Bobby Powers (1):
> > tools lib api: Undefine _FORTIFY_SOURCE before setting it
> >
> > Will Deacon (1):
> > perf kmem: Consistently use PRIu64 for printing u64 values
> >
> > tools/lib/api/Makefile | 2 +-
> > tools/perf/builtin-kmem.c | 4 ++--
> > tools/perf/builtin-trace.c | 10 ++++++++--
> > 3 files changed, 11 insertions(+), 5 deletions(-)
> > --
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