[tip:perf/core] perf tools: Set JOBS based on CPU or processor

From: tip-bot for David Ahern
Date: Fri Mar 27 2015 - 03:40:59 EST


Commit-ID: 6428c59a97de7c3d88fc4e66317daea5e5008758
Gitweb: http://git.kernel.org/tip/6428c59a97de7c3d88fc4e66317daea5e5008758
Author: David Ahern <david.ahern@xxxxxxxxxx>
AuthorDate: Tue, 24 Mar 2015 12:10:55 -0400
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Thu, 26 Mar 2015 10:52:28 -0300

perf tools: Set JOBS based on CPU or processor

Number of JOBS to use is set automatically to the number of processors found
in /proc/cpuinfo. SPARC uses 'CPU' lines rather than 'processor'. Update the
check in perf's Makefile to work for SPARC.

Signed-off-by: David Ahern <david.ahern@xxxxxxxxxx>
Acked-by: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Link: http://lkml.kernel.org/r/1427213455-127249-1-git-send-email-david.ahern@xxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
tools/perf/Makefile | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/perf/Makefile b/tools/perf/Makefile
index d5020ae..c699dc3 100644
--- a/tools/perf/Makefile
+++ b/tools/perf/Makefile
@@ -24,7 +24,7 @@ unexport MAKEFLAGS
# (To override it, run 'make JOBS=1' and similar.)
#
ifeq ($(JOBS),)
- JOBS := $(shell grep -c ^processor /proc/cpuinfo 2>/dev/null)
+ JOBS := $(shell egrep -c '^processor|^CPU' /proc/cpuinfo 2>/dev/null)
ifeq ($(JOBS),0)
JOBS := 1
endif
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