From: Arnaldo Carvalho de Melo <acme@kernel.org>
To: Ian Rogers <irogers@google.com>
Cc: John Garry <john.g.garry@oracle.com>,
Will Deacon <will@kernel.org>, James Clark <james.clark@arm.com>,
Mike Leach <mike.leach@linaro.org>, Leo Yan <leo.yan@linaro.org>,
Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>,
Mark Rutland <mark.rutland@arm.com>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Jiri Olsa <jolsa@kernel.org>, Namhyung Kim <namhyung@kernel.org>,
Adrian Hunter <adrian.hunter@intel.com>,
Kan Liang <kan.liang@linux.intel.com>,
Kim Phillips <kim.phillips@amd.com>,
Florian Fischer <florian.fischer@muhq.space>,
Ravi Bangoria <ravi.bangoria@amd.com>,
Xing Zhengjun <zhengjun.xing@linux.intel.com>,
Rob Herring <robh@kernel.org>,
Kang Minchul <tegongkang@gmail.com>,
linux-arm-kernel@lists.infradead.org,
linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org,
Sandipan Das <sandipan.das@amd.com>,
Jing Zhang <renyu.zj@linux.alibaba.com>,
linuxppc-dev@lists.ozlabs.org, Kajol Jain <kjain@linux.ibm.com>,
Stephane Eranian <eranian@google.com>,
Perry Taylor <perry.taylor@intel.com>,
Caleb Biggers <caleb.biggers@intel.com>
Subject: Re: [PATCH v1] perf pmu: Fix aarch64 build
Date: Fri, 3 Feb 2023 13:56:28 -0300 [thread overview]
Message-ID: <Y908vNzJp7cVM8gN@kernel.org> (raw)
In-Reply-To: <Y90v+jTe6z1dSFE0@kernel.org>
Em Fri, Feb 03, 2023 at 01:02:02PM -0300, Arnaldo Carvalho de Melo escreveu:
> Em Fri, Feb 03, 2023 at 12:43:48PM -0300, Arnaldo Carvalho de Melo escreveu:
> > I tried bisecting, but at this cset:
> >
> > acme@roc-rk3399-pc:~/git/perf$ git log --oneline -1
> > d22e569cd33d (HEAD) perf pmu-events: Separate the metrics from events for no jevents
> > acme@roc-rk3399-pc:~/git/perf$
> >
> > I'm getting this:
> >
> > CC /tmp/build/perf/pmu-events/pmu-events.o
> > pmu-events/pmu-events.c:3637:32: error: no previous prototype for ‘perf_pmu__find_table’ [-Werror=missing-prototypes]
> > 3637 | const struct pmu_events_table *perf_pmu__find_table(struct perf_pmu *pmu)
> > | ^~~~~~~~~~~~~~~~~~~~
> > CC /tmp/build/perf/builtin-ftrace.o
> > CC /tmp/build/perf/builtin-help.o
> > CC /tmp/build/perf/builtin-buildid-list.o
> > cc1: all warnings being treated as errors
> > make[3]: *** [/home/acme/git/perf/tools/build/Makefile.build:97: /tmp/build/perf/pmu-events/pmu-events.o] Error 1
> > make[2]: *** [Makefile.perf:676: /tmp/build/perf/pmu-events/pmu-events-in.o] Error 2
> > make[2]: *** Waiting for unfinished jobs....
> > CC /tmp/build/perf/builtin-buildid-cache.o
> >
> > <SNIP>
> >
> > CC /tmp/build/perf/tests/attr.o
> > arch/arm64/util/pmu.c: In function ‘pmu_events_table__find’:
> > arch/arm64/util/pmu.c:35:24: error: implicit declaration of function ‘perf_pmu__find_table’; did you mean ‘perf_pmu__find_by_type’? [-Werror=implicit-function-declaration]
> > 35 | return perf_pmu__find_table(pmu);
> > | ^~~~~~~~~~~~~~~~~~~~
> > | perf_pmu__find_by_type
> > arch/arm64/util/pmu.c:35:24: error: returning ‘int’ from a function with return type ‘const struct pmu_events_table *’ makes pointer from integer without a cast [-Werror=int-conversion]
> > 35 | return perf_pmu__find_table(pmu);
> > | ^~~~~~~~~~~~~~~~~~~~~~~~~
> > cc1: all warnings being treated as errors
> > make[6]: *** [/home/acme/git/perf/tools/build/Makefile.build:97: /tmp/build/perf/arch/arm64/util/pmu.o] Error 1
> > make[5]: *** [/home/acme/git/perf/tools/build/Makefile.build:139: util] Error 2
> > make[4]: *** [/home/acme/git/perf/tools/build/Makefile.build:139: arm64] Error 2
> > make[3]: *** [/home/acme/git/perf/tools/build/Makefile.build:139: arch] Error 2
> > make[3]: *** Waiting for unfinished jobs....
> > CC /tmp/build/perf/tests/vmlinux-kallsyms.o
> >
> > -----
> >
> > I'm building with:
>
> So:
>
> acme@roc-rk3399-pc:~/git/perf$ find tools/perf/ -name "*.[ch]" | xargs grep -w perf_pmu__find_table
> tools/perf/arch/arm64/util/pmu.c: return perf_pmu__find_table(pmu);
> tools/perf/pmu-events/pmu-events.c:const struct pmu_events_table *perf_pmu__find_table(struct perf_pmu *pmu)
> acme@roc-rk3399-pc:~/git/perf$
> acme@roc-rk3399-pc:~/git/perf$ git log --oneline -1
> d22e569cd33d (HEAD) perf pmu-events: Separate the metrics from events for no jevents
> acme@roc-rk3399-pc:~/git/perf$
>
> Tring to fix...
tools/perf/pmu-events/pmu-events.c was a leftover from a previous build,
strange as I build using O=, not to clutter the source dir, so perhaps
handling that is missing, I'll check.
Fixed aarch64 specific one with:
diff --git a/tools/perf/arch/arm64/util/pmu.c b/tools/perf/arch/arm64/util/pmu.c
index 801bf52e2ea6..b4eaf00ec5a8 100644
--- a/tools/perf/arch/arm64/util/pmu.c
+++ b/tools/perf/arch/arm64/util/pmu.c
@@ -32,7 +32,7 @@ const struct pmu_events_table *pmu_events_table__find(void)
struct perf_pmu *pmu = pmu__find_core_pmu();
if (pmu)
- return perf_pmu__find_table(pmu);
+ return perf_pmu__find_events_table(pmu);
return NULL;
}
---
Continuing...
next prev parent reply other threads:[~2023-02-03 16:56 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-02-03 1:40 [PATCH v1] perf pmu: Fix aarch64 build Ian Rogers
2023-02-03 1:41 ` Ian Rogers
2023-02-03 14:17 ` Arnaldo Carvalho de Melo
2023-02-03 14:35 ` Arnaldo Carvalho de Melo
2023-02-03 14:36 ` Arnaldo Carvalho de Melo
2023-02-03 14:43 ` Arnaldo Carvalho de Melo
2023-02-03 15:43 ` Arnaldo Carvalho de Melo
2023-02-03 16:02 ` Arnaldo Carvalho de Melo
2023-02-03 16:56 ` Arnaldo Carvalho de Melo [this message]
2023-02-04 21:23 ` Ian Rogers
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