linux-kernel - Re: perf tools arch Arm CMN PMU JSON files build breakage on ubuntu 18.04 cross build

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Date: Fri, 15 Dec 2023 11:46:02 -0300
From: Arnaldo Carvalho de Melo <acme@...nel.org>
To: Jing Zhang <renyu.zj@...ux.alibaba.com>
Cc: kajoljain <kjain@...ux.ibm.com>,
	Sukadev Bhattiprolu <sukadev@...ux.vnet.ibm.com>,
	Ian Rogers <irogers@...gle.com>, Heiko Carstens <hca@...ux.ibm.com>,
	Thomas Richter <tmricht@...ux.ibm.com>,
	Adrian Hunter <adrian.hunter@...el.com>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Jiri Olsa <jolsa@...nel.org>, Namhyung Kim <namhyung@...nel.org>,
	linuxppc-dev@...ts.ozlabs.org
Subject: Re: perf tools arch Arm CMN PMU JSON files build breakage on ubuntu
 18.04 cross build

Em Fri, Dec 15, 2023 at 11:41:19AM -0300, Arnaldo Carvalho de Melo escreveu:
> Em Fri, Dec 15, 2023 at 11:39:14AM -0300, Arnaldo Carvalho de Melo escreveu:
> > Em Mon, Mar 27, 2023 at 09:52:11AM +0530, kajoljain escreveu:
> > > > UnicodeDecodeError: 'ascii' codec can't decode byte 0xc2 in position 55090: ordinal not in range(128)
> > > >   CC      /tmp/build/perf/tests/expr.o
> > > > pmu-events/Build:35: recipe for target '/tmp/build/perf/pmu-events/pmu-events.c' failed
> > > > make[3]: *** [/tmp/build/perf/pmu-events/pmu-events.c] Error 1
> > > > make[3]: *** Deleting file '/tmp/build/perf/pmu-events/pmu-events.c'
> > > > Makefile.perf:679: recipe for target '/tmp/build/perf/pmu-events/pmu-events-in.o' failed
> > > > make[2]: *** [/tmp/build/perf/pmu-events/pmu-events-in.o] Error 2
> > > > make[2]: *** Waiting for unfinished jobs....
> > 
> > > > Now jevents is an opt-out feature so I'm noticing these problems.
> >  
> > >     Thanks for raising it. I will check this issue.
> > 
> > Now I'm seeing this on:
> 
> Jing,
> 
> 	Please take a look at:
> 
> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/?id=5d9df8731c0941f3add30f96745a62586a0c9d52
> 
> 	For the fix for the ppc case above.

Its the only .json file with that issue:

⬢[acme@...lbox perf-tools-next]$ find tools/perf/pmu-events/ -name "*.json" | xargs file -i | grep -v us-ascii
tools/perf/pmu-events/arch/arm64/arm/cmn/sys/cmn.json:                   application/json; charset=utf-8
⬢[acme@...lbox perf-tools-next]$

- Arnaldo