From: tip-bot for Jiri Olsa <tipbot@zytor.com>
To: linux-tip-commits@vger.kernel.org
Cc: linux-kernel@vger.kernel.org, paulus@samba.org, hpa@zytor.com,
mingo@kernel.org, a.p.zijlstra@chello.nl,
acme@ghostprotocols.net, jean.pihet@linaro.org,
namhyung@kernel.org, jolsa@redhat.com, jwboyer@fedoraproject.org,
fweisbec@gmail.com, dsahern@gmail.com, tglx@linutronix.de,
cjashfor@linux.vnet.ibm.com
Subject: [tip:perf/urgent] perf tools: Disable libdw unwind for all but x86 arch
Date: Wed, 23 Apr 2014 06:13:36 -0700 [thread overview]
Message-ID: <tip-4dc549e58b6ebf63554cd466d5ceb0e9c70ab859@git.kernel.org> (raw)
In-Reply-To: <1397988006-14158-1-git-send-email-jolsa@redhat.com>
Commit-ID: 4dc549e58b6ebf63554cd466d5ceb0e9c70ab859
Gitweb: http://git.kernel.org/tip/4dc549e58b6ebf63554cd466d5ceb0e9c70ab859
Author: Jiri Olsa <jolsa@redhat.com>
AuthorDate: Sun, 20 Apr 2014 10:50:00 +0200
Committer: Jiri Olsa <jolsa@redhat.com>
CommitDate: Wed, 23 Apr 2014 13:19:18 +0200
perf tools: Disable libdw unwind for all but x86 arch
So far there's only x86 libdw unwind support merged in perf.
Disable it on all other architectures in case libdw unwind
support is detected in system.
Cc: Arnaldo Carvalho de Melo <acme@ghostprotocols.net>
Cc: Corey Ashford <cjashfor@linux.vnet.ibm.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jean Pihet <jean.pihet@linaro.org>
Cc: Josh Boyer <jwboyer@fedoraproject.org>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Link: http://lkml.kernel.org/r/1397988006-14158-1-git-send-email-jolsa@redhat.com
Signed-off-by: Jiri Olsa <jolsa@redhat.com>
---
tools/perf/config/Makefile | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/tools/perf/config/Makefile b/tools/perf/config/Makefile
index ee21fa9..a71fb39 100644
--- a/tools/perf/config/Makefile
+++ b/tools/perf/config/Makefile
@@ -34,6 +34,14 @@ ifeq ($(ARCH),arm)
LIBUNWIND_LIBS = -lunwind -lunwind-arm
endif
+# So far there's only x86 libdw unwind support merged in perf.
+# Disable it on all other architectures in case libdw unwind
+# support is detected in system. Add supported architectures
+# to the check.
+ifneq ($(ARCH),x86)
+ NO_LIBDW_DWARF_UNWIND := 1
+endif
+
ifeq ($(LIBUNWIND_LIBS),)
NO_LIBUNWIND := 1
else
prev parent reply other threads:[~2014-04-23 13:14 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-04-20 10:00 [PATCH] perf tools: Disable libdw unwind for all but x86 arch Jiri Olsa
2014-04-23 13:13 ` tip-bot for Jiri Olsa [this message]
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=tip-4dc549e58b6ebf63554cd466d5ceb0e9c70ab859@git.kernel.org \
--to=tipbot@zytor.com \
--cc=a.p.zijlstra@chello.nl \
--cc=acme@ghostprotocols.net \
--cc=cjashfor@linux.vnet.ibm.com \
--cc=dsahern@gmail.com \
--cc=fweisbec@gmail.com \
--cc=hpa@zytor.com \
--cc=jean.pihet@linaro.org \
--cc=jolsa@redhat.com \
--cc=jwboyer@fedoraproject.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linux-tip-commits@vger.kernel.org \
--cc=mingo@kernel.org \
--cc=namhyung@kernel.org \
--cc=paulus@samba.org \
--cc=tglx@linutronix.de \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).