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

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Message-ID: <ZXxlj3g-KMG3iYjx@kernel.org>
Date: Fri, 15 Dec 2023 11:41:19 -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 11:39:14AM -0300, Arnaldo Carvalho de Melo escreveu:
> Em Mon, Mar 27, 2023 at 09:52:11AM +0530, kajoljain escreveu:
> > On 3/23/23 18:41, Arnaldo Carvalho de Melo wrote:
> > > Exception processing pmu-events/arch/powerpc/power9/other.json
> > > Traceback (most recent call last):
> > >   File "pmu-events/jevents.py", line 997, in <module>
> > >     main()
> > >   File "pmu-events/jevents.py", line 979, in main
> > >     ftw(arch_path, [], preprocess_one_file)
> > >   File "pmu-events/jevents.py", line 935, in ftw
> > >     ftw(item.path, parents + [item.name], action)
> > >   File "pmu-events/jevents.py", line 933, in ftw
> > >     action(parents, item)
> > >   File "pmu-events/jevents.py", line 514, in preprocess_one_file
> > >     for event in read_json_events(item.path, topic):
> > >   File "pmu-events/jevents.py", line 388, in read_json_events
> > >     events = json.load(open(path), object_hook=JsonEvent)
> > >   File "/usr/lib/python3.6/json/__init__.py", line 296, in load
> > >     return loads(fp.read(),
> > >   File "/usr/lib/python3.6/encodings/ascii.py", line 26, in decode
> > >     return codecs.ascii_decode(input, self.errors)[0]
> > > 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.

- Arnaldo
 
> Exception processing pmu-events/arch/arm64/arm/cmn/sys/cmn.json
> Traceback (most recent call last):
>   File "pmu-events/jevents.py", line 1285, in <module>
>     main()
>   File "pmu-events/jevents.py", line 1267, in main
>     ftw(arch_path, [], preprocess_one_file)
>   File "pmu-events/jevents.py", line 1217, in ftw
>     ftw(item.path, parents + [item.name], action)
>   File "pmu-events/jevents.py", line 1217, in ftw
>     ftw(item.path, parents + [item.name], action)
>   File "pmu-events/jevents.py", line 1217, in ftw
>     ftw(item.path, parents + [item.name], action)
>   File "pmu-events/jevents.py", line 1215, in ftw
>     action(parents, item)
>   File "pmu-events/jevents.py", line 599, in preprocess_one_file
>     for event in read_json_events(item.path, topic):
>   File "pmu-events/jevents.py", line 416, in read_json_events
>     events = json.load(open(path), object_hook=JsonEvent)
>   File "/usr/lib/python3.6/json/__init__.py", line 296, in load
>     return loads(fp.read(),
>   File "/usr/lib/python3.6/encodings/ascii.py", line 26, in decode
>     return codecs.ascii_decode(input, self.errors)[0]
> UnicodeDecodeError: 'ascii' codec can't decode byte 0xe2 in position 3071: ordinal not in range(128)
> 

-- 

- Arnaldo