diff options
| author | Jiri Olsa <[email protected]> | 2015-01-10 21:43:32 +0100 |
|---|---|---|
| committer | Arnaldo Carvalho de Melo <[email protected]> | 2015-02-12 11:24:46 -0300 |
| commit | 6dd280cdb8a2cf53deacd6240707ec2f22222b20 (patch) | |
| tree | 4580e0b56d6ed4d01e2cc1657d9dc9a6b8f67511 | |
| parent | 885e00be17c07ffb517d471bf39c8acc44ef87a9 (diff) | |
perf build: Disable make's built-in rules
We don't use any built-in rules, so we can disable make's checks for
that and build faster.
Signed-off-by: Jiri Olsa <[email protected]>
Tested-by: Sukadev Bhattiprolu <[email protected]>
Tested-by: Will Deacon <[email protected]>
Cc: Alexis Berlemont <[email protected]>
Cc: Borislav Petkov <[email protected]>
Cc: Corey Ashford <[email protected]>
Cc: David Ahern <[email protected]>
Cc: Frederic Weisbecker <[email protected]>
Cc: Namhyung Kim <[email protected]>
Cc: Paul Mackerras <[email protected]>
Cc: Peter Zijlstra <[email protected]>
Cc: Stephane Eranian <[email protected]>
Link: http://lkml.kernel.org/n/[email protected]
Signed-off-by: Arnaldo Carvalho de Melo <[email protected]>
| -rw-r--r-- | tools/perf/Makefile.perf | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/tools/perf/Makefile.perf b/tools/perf/Makefile.perf index aa6a50447c32..0a256fe193ce 100644 --- a/tools/perf/Makefile.perf +++ b/tools/perf/Makefile.perf @@ -84,6 +84,10 @@ ifneq ($(OUTPUT),) #$(info Determined 'OUTPUT' to be $(OUTPUT)) endif +# Do not use make's built-in rules +# (this improves performance and avoids hard-to-debug behaviour); +MAKEFLAGS += -r + $(OUTPUT)PERF-VERSION-FILE: ../../.git/HEAD @$(SHELL_PATH) util/PERF-VERSION-GEN $(OUTPUT) @touch $(OUTPUT)PERF-VERSION-FILE |