Re: [GIT PULL 0/4] perf/urgent fixes

From: Arnaldo Carvalho de Melo
Date: Fri Apr 24 2015 - 12:02:31 EST


Em Fri, Apr 24, 2015 at 09:59:18AM +0100, Javi Merino escreveu:
> On Fri, Apr 24, 2015 at 03:02:18AM +0100, Namhyung Kim wrote:
> > 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..

Applied both, some more?

- Arnaldo

> >
> > From 581ae7f48c89377755391c3f95637a1d48eefc73 Mon Sep 17 00:00:00 2001
> > From: Namhyung Kim <namhyung@xxxxxxxxxx>
> > 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@xxxxxxx>
> > Signed-off-by: Namhyung Kim <namhyung@xxxxxxxxxx>
> > ---
> > 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);
>
> Didn't know about PRIu64 and friends. FWIW,
>
> Acked-by: Javi Merino <javi.merino@xxxxxxx>
>
> While you are at it, you could also fix the previous "%u" to "%"PRIu32
>
> > } 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@xxxxxxxxxx>
> > >
> > > ----------------------------------------------------------------
> > > 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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