From: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
To: Ralf Baechle <ralf@linux-mips.org>,
Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>,
Arnaldo Carvalho de Melo <acme@kernel.org>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
David Daney <david.daney@cavium.com>,
Thomas Gleixner <tglx@linutronix.de>,
Paul Burton <paul.burton@imgtec.com>,
James Hogan <james.hogan@imgtec.com>,
Matt Redfearn <matt.redfearn@imgtec.com>,
Qais Yousef <qais.yousef@imgtec.com>,
Ben Hutchings <ben@decadent.org.uk>, Jiri Olsa <jolsa@redhat.com>,
Wang Nan <wangnan0@huawei.com>,
Adrian Hunter <adrian.hunter@intel.com>,
Namhyung Kim <namhyung@kernel.org>,
Stephane Eranian <eranian@google.com>,
linux-mips@linux-mips.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v3 3/3] perf tools: Hook up MIPS unwind and dwarf-regs in the Makefile
Date: Fri, 1 Apr 2016 13:58:34 +0300 [thread overview]
Message-ID: <56FE545A.7090003@cogentembedded.com> (raw)
In-Reply-To: <a3a7e99203ceaf662dc61895418c76e837eaf6ab.1459501014.git.ralf@linux-mips.org>
Hello.
On 4/1/2016 11:56 AM, Ralf Baechle wrote:
> From: David Daney <david.daney@cavium.com>
>
> Define a new symbol (ARCH_SUPPORTS_LIBUNWIND) in config/Makefile.
Eh? Where is it?
> Use this from x86 and MIPS to gate testing of libunwind.
x86? Where?
> Signed-off-by: David Daney <david.daney@cavium.com>
> Cc: linux-mips@linux-mips.org
> Cc: Jiri Olsa <jolsa@redhat.com>
> Cc: linux-kernel@vger.kernel.org
> Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
> Cc: Paul Mackerras <paulus@samba.org>
> Cc: Ingo Molnar <mingo@redhat.com>
> Cc: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
> Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
> ---
> tools/perf/config/Makefile | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile
> index f7d7f5a..713c69c 100644
> --- a/tools/perf/config/Makefile
> +++ b/tools/perf/config/Makefile
> @@ -51,6 +51,11 @@ ifeq ($(NO_PERF_REGS),0)
> $(call detected,CONFIG_PERF_REGS)
> endif
>
> +ifeq ($(ARCH),mips)
> + NO_PERF_REGS := 0
> + LIBUNWIND_LIBS = -lunwind -lunwind-mips
> +endif
> +
> # So far there's only x86 and arm libdw unwind support merged in perf.
> # Disable it on all other architectures in case libdw unwind
> # support is detected in system. Add supported architectures
MBR, Sergei
next prev parent reply other threads:[~2016-04-01 10:58 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-01 8:56 [PATCH v3 0/3] Add MIPS support to perf tools Ralf Baechle
2016-04-01 8:56 ` [PATCH v3 1/3] MIPS: Add user stack and registers to perf Ralf Baechle
2016-04-01 8:56 ` [PATCH v3 2/3] perf tools: Add support for MIPS userspace DWARF callchains Ralf Baechle
2016-04-01 14:06 ` Arnaldo Carvalho de Melo
2016-04-01 8:56 ` [PATCH v3 3/3] perf tools: Hook up MIPS unwind and dwarf-regs in the Makefile Ralf Baechle
2016-04-01 10:58 ` Sergei Shtylyov [this message]
2016-04-01 11:01 ` Ralf Baechle
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