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Date: Mon, 10 Feb 2020 16:58:01 -0300 From: Arnaldo Carvalho de Melo <arnaldo.melo@...il.com> To: Jiri Olsa <jolsa@...hat.com> Cc: Jiri Olsa <jolsa@...nel.org>, Ravi Bangoria <ravi.bangoria@...ux.ibm.com>, lkml <linux-kernel@...r.kernel.org>, Ingo Molnar <mingo@...nel.org>, Namhyung Kim <namhyung@...nel.org>, Alexander Shishkin <alexander.shishkin@...ux.intel.com>, Peter Zijlstra <a.p.zijlstra@...llo.nl>, Michael Petlan <mpetlan@...hat.com> Subject: Re: [PATCH 2/4] perf tools: Mark ksymbol dsos with kernel type Em Mon, Feb 10, 2020 at 04:25:37PM +0100, Jiri Olsa escreveu: > On Mon, Feb 10, 2020 at 12:17:59PM -0300, Arnaldo Carvalho de Melo wrote: > > Em Mon, Feb 10, 2020 at 03:32:16PM +0100, Jiri Olsa escreveu: > > > We add ksymbol map into machine->kmaps, so it needs to be > > > created as 'struct kmap', which is dependent on its dso > > > having kernel type. > > > > > > Reported-by: Ravi Bangoria <ravi.bangoria@...ux.ibm.com> > > > Tested-by: Ravi Bangoria <ravi.bangoria@...ux.ibm.com> > > > Signed-off-by: Jiri Olsa <jolsa@...nel.org> > > > --- > > > tools/perf/util/machine.c | 10 ++++++++-- > > > 1 file changed, 8 insertions(+), 2 deletions(-) > > > > > > diff --git a/tools/perf/util/machine.c b/tools/perf/util/machine.c > > > index e3e5490f6de5..0a43dc83d7b2 100644 > > > --- a/tools/perf/util/machine.c > > > +++ b/tools/perf/util/machine.c > > > @@ -727,8 +727,14 @@ static int machine__process_ksymbol_register(struct machine *machine, > > > struct map *map = maps__find(&machine->kmaps, event->ksymbol.addr); > > > > > > if (!map) { > > > - map = dso__new_map(event->ksymbol.name); > > > - if (!map) > > > + struct dso *dso = dso__new(event->ksymbol.name); > > > + > > > + if (dso) { > > > + dso->kernel = DSO_TYPE_KERNEL; > > > + map = map__new2(0, dso); > > > + } > > > + > > > + if (!dso || !map) > > > > We leak dso if map creation fails? > > yep :-\ will post v2 Please collect Kim's Tested-by then, - Arnaldo > thanks, > jirka > > > > > > > - Arnaldo > > > > > return -ENOMEM; > > > > > > map->start = event->ksymbol.addr; > > > -- > > > 2.24.1 > > > > > > > -- > > > > - Arnaldo > > > -- - Arnaldo
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