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From: Sukadev Bhattiprolu <sukadev@linux.vnet.ibm.com>
To: Arnaldo Carvalho de Melo <acme@kernel.org>
Cc: Adrian Hunter <adrian.hunter@intel.com>, linux-kernel@vger.kernel.org
Subject: Re: Build failure due to Intel PT
Date: Mon, 24 Aug 2015 13:41:29 -0700	[thread overview]
Message-ID: <20150824204129.GB9131@us.ibm.com> (raw)
In-Reply-To: <20150824200458.GD19203@kernel.org>

Arnaldo Carvalho de Melo [acme@kernel.org] wrote:
| 
| > Besides adding a 'default' case, can this file be skipped when building on
| > non-x86 architectures?
| 
| Not sure, what about processing a perf.data file generated on a x86
| system using a PowerPC workstation?

I am not sure either. Is that well supported?

Anyway, I tried to build with WERROR=0 and get link errors like:

linux-acme.git/tools/perf/perf-obj/libperf.a(libperf-in.o): In function `intel_pt_synth_branch_sample':
sources/linux-acme.git/tools/perf/util/intel-pt.c:871: undefined reference to `tsc_to_perf_time'
linux-acme.git/tools/perf/perf-obj/libperf.a(libperf-in.o): In function `intel_pt_sample':
sources/linux-acme.git/tools/perf/util/intel-pt.c:915: undefined reference to `tsc_to_perf_time'
sources/linux-acme.git/tools/perf/util/intel-pt.c:962: undefined reference to `tsc_to_perf_time'
linux-acme.git/tools/perf/perf-obj/libperf.a(libperf-in.o): In function `intel_pt_process_event':
sources/linux-acme.git/tools/perf/util/intel-pt.c:1454: undefined reference to `perf_time_to_tsc'

...


  reply	other threads:[~2015-08-24 20:43 UTC|newest]

Thread overview: 7+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-08-24 18:51 Build failure due to Intel PT Sukadev Bhattiprolu
2015-08-24 20:04 ` Arnaldo Carvalho de Melo
2015-08-24 20:41   ` Sukadev Bhattiprolu [this message]
2015-08-25  7:20   ` Adrian Hunter
2015-08-25 11:35     ` Arnaldo Carvalho de Melo
2015-08-25 11:41       ` Adrian Hunter
2015-08-25 14:24         ` Arnaldo Carvalho de Melo

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