Skip to content

Commit

Permalink
perf tools: Disable libdw unwind for all but x86 arch
Browse files Browse the repository at this point in the history
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>
  • Loading branch information
Jiri Olsa committed Apr 23, 2014
1 parent 763d7f5 commit 4dc549e
Showing 1 changed file with 8 additions and 0 deletions.
8 changes: 8 additions & 0 deletions tools/perf/config/Makefile
Original file line number Diff line number Diff line change
Expand Up @@ -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
Expand Down

0 comments on commit 4dc549e

Please sign in to comment.