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: Borislav 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: Arnaldo Carvalho de Melo <acme@redhat.com>
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2 changed files with 3 additions and 3 deletions
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Makefile
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Makefile
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@ -1331,11 +1331,11 @@ kernelversion:
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# Clear a bunch of variables before executing the submake
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tools/: FORCE
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$(Q)mkdir -p $(objtree)/tools
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$(Q)$(MAKE) LDFLAGS= MAKEFLAGS= O=$(objtree) subdir=tools -C $(src)/tools/
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$(Q)$(MAKE) LDFLAGS= MAKEFLAGS="$(filter --j% -j,$(MAKEFLAGS))" O=$(objtree) subdir=tools -C $(src)/tools/
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tools/%: FORCE
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$(Q)mkdir -p $(objtree)/tools
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$(Q)$(MAKE) LDFLAGS= MAKEFLAGS= O=$(objtree) subdir=tools -C $(src)/tools/ $*
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$(Q)$(MAKE) LDFLAGS= MAKEFLAGS="$(filter --j% -j,$(MAKEFLAGS))" O=$(objtree) subdir=tools -C $(src)/tools/ $*
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# Single targets
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# ---------------------------------------------------------------------------
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@ -70,7 +70,7 @@ ifndef V
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QUIET_BISON = @echo ' ' BISON $@;
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descend = \
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@echo ' ' DESCEND $(1); \
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+@echo ' ' DESCEND $(1); \
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mkdir -p $(OUTPUT)$(1) && \
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$(MAKE) $(COMMAND_O) subdir=$(if $(subdir),$(subdir)/$(1),$(1)) $(PRINT_DIR) -C $(1) $(2)
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endif
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