On 28 August 2016 at 08:16, Jiri Olsa [off-list ref] wrote:

On Thu, Aug 25, 2016 at 02:20:41PM -0600, Mathieu Poirier wrote:

SNIP

quoted

 ARM/CORGI MACHINE SUPPORT
 M:   Richard Purdie [off-list ref]

diff --git a/tools/perf/Makefile.config b/tools/perf/Makefile.config
index 24803c58049a..72edf83d76b7 100644
--- a/tools/perf/Makefile.config
+++ b/tools/perf/Makefile.config

@@ -746,10 +746,13 @@ ifdef LIBBABELTRACE
 endif

 ifndef NO_AUXTRACE
-  ifeq ($(feature-get_cpuid), 0)
-    msg := $(warning Your gcc lacks the __get_cpuid() builtin, disables support for auxtrace/Intel PT, please install a newer gcc);
-    NO_AUXTRACE := 1
-  else
+  ifeq ($(ARCH),x86)
+    ifeq ($(feature-get_cpuid), 0)
+      msg := $(warning Your gcc lacks the __get_cpuid() builtin, disables support for auxtrace/Intel PT, please install a newer gcc);
+      NO_AUXTRACE := 1
+    endif
+  endif
+  ifndef NO_AUXTRACE

hum, how's this hunk connected to the issue described in changelog?

Patch 1/6 and 2/6 are needed by [3, 4, 5, 6]/6 of this set.
Originally they were part of a separate patchset I but decided to
include them here for completeness.  Let me know if you'd like to see
them split again.

thanks,
jirka

quoted

     $(call detected,CONFIG_AUXTRACE)
     CFLAGS += -DHAVE_AUXTRACE_SUPPORT
   endif

SNIP