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Commit a50e4333 authored by Borislav Petkov's avatar Borislav Petkov Committed by Arnaldo Carvalho de Melo
Browse files

perf tools: Honor parallel jobs 



We need to hand down parallel build options like the internal make
--jobserver-fds one so that parallel builds can also happen when
building perf from the toplevel directory.

Make it so #1!

Signed-off-by: default avatarBorislav Petkov <bp@suse.de>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Steven Rostedt <rostedt@goodmis.org>
Link: http://lkml.kernel.org/r/1361374353-30385-3-git-send-email-bp@alien8.de


Signed-off-by: default avatarArnaldo Carvalho de Melo <acme@redhat.com>
parent fed12088

Makefile

+2 −2
Original line number Diff line number Diff line
@@ -1331,11 +1331,11 @@ kernelversion: 
# Clear a bunch of variables before executing the submake

tools/: FORCE

	$(Q)mkdir -p $(objtree)/tools

	$(Q)$(MAKE) LDFLAGS= MAKEFLAGS= O=$(objtree) subdir=tools -C $(src)/tools/

	$(Q)$(MAKE) LDFLAGS= MAKEFLAGS="$(filter --j% -j,$(MAKEFLAGS))" O=$(objtree) subdir=tools -C $(src)/tools/



tools/%: FORCE

	$(Q)mkdir -p $(objtree)/tools

	$(Q)$(MAKE) LDFLAGS= MAKEFLAGS= O=$(objtree) subdir=tools -C $(src)/tools/ $*

	$(Q)$(MAKE) LDFLAGS= MAKEFLAGS="$(filter --j% -j,$(MAKEFLAGS))" O=$(objtree) subdir=tools -C $(src)/tools/ $*



# Single targets

# ---------------------------------------------------------------------------

tools/scripts/Makefile.include

+1 −1
Original line number Diff line number Diff line
@@ -70,7 +70,7 @@ ifndef V 
	QUIET_BISON    = @echo '   ' BISON $@;



	descend = \

		@echo '   ' DESCEND $(1); \

		+@echo '   ' DESCEND $(1); \

		mkdir -p $(OUTPUT)$(1) && \

		$(MAKE) $(COMMAND_O) subdir=$(if $(subdir),$(subdir)/$(1),$(1)) $(PRINT_DIR) -C $(1) $(2)

endif