Re: aic7-triple x build fixed in kbuild.git

[Hannes Reinecke <hare@suse.de>]

Sam Ravnborg wrote:
> akpm reported that:
> make mrproper
> make allmodconfig
> make drivers/scsi/aic7xxx/
> 
> were broken in recent kbuild.git - and as a logical consequence
> removed kbuild.git from his -mm lineup.
> 
> I have now fixed it (stupid bug I made) and pushed out
> a fresh kbuild.git tree.
> 
> As previously announced I am not very active in kbuild land the next
> couple of weeks so I may be slow if there is any comments.
> 
> The fixed commit is included below.
> 
> 	Sam
> 
> commit 63b7c4e77e9204407ee8a5d5243ba9c502550252
> Author: Vegard Nossum <vegard.nossum@gmail.com>
> Date:   Fri Oct 26 13:31:13 2007 +0200
> 
>     aic7(3*x): fix firmware build
>     
>     This patch adds the proper $(obj) and $(src) prefixes to dependency
>     rules in aic7xxx makefile. Without this patch, there is a remote
>     possibility that parallel make with a different output directory can
>     fail.
>     
>     Also changed the deprecated EXTRA_CFLAGS construct to ccflags-y syntax.
>     
>     Fixed up patch to survive "make drivers/scsi/ -j"
>     with BUILD_FIRMWARE enable. /Sam
>     
>     Signed-off-by: Vegard Nossum <vegard.nossum@gmail.com>
>     Signed-off-by: Sam Ravnborg <sam@ravnborg.org>
>     Cc: linux-scsi@vger.kernel.org
> 
> diff --git a/drivers/scsi/aic7xxx/Makefile b/drivers/scsi/aic7xxx/Makefile
> index 9a6ce19..e4f70c5 100644
> --- a/drivers/scsi/aic7xxx/Makefile
> +++ b/drivers/scsi/aic7xxx/Makefile
> @@ -33,11 +33,10 @@ aic79xx-y					+= aic79xx_osm.o	\
>  						   aic79xx_proc.o	\
>  						   aic79xx_osm_pci.o
>  
> -EXTRA_CFLAGS += -Idrivers/scsi
> +ccflags-y += -Idrivers/scsi
>  ifdef WARNINGS_BECOME_ERRORS
> -EXTRA_CFLAGS += -Werror
> +ccflags-y += -Werror
>  endif
> -#EXTRA_CFLAGS += -g
>  
>  # Files generated that shall be removed upon make clean
>  clean-files := aic7xxx_seq.h aic7xxx_reg.h aic7xxx_reg_print.c
> @@ -46,53 +45,45 @@ clean-files += aic79xx_seq.h aic79xx_reg.h aic79xx_reg_print.c
>  # Dependencies for generated files need to be listed explicitly
>  
>  $(obj)/aic7xxx_core.o: $(obj)/aic7xxx_seq.h
> +$(obj)/aic7xxx_core.o: $(obj)/aic7xxx_reg.h
>  $(obj)/aic79xx_core.o: $(obj)/aic79xx_seq.h
> -$(obj)/aic79xx_reg_print.c: $(src)/aic79xx_reg_print.c_shipped
> -$(obj)/aic7xxx_reg_print.c: $(src)/aic7xxx_reg_print.c_shipped
> +$(obj)/aic79xx_core.o: $(obj)/aic79xx_reg.h
>  
> -$(addprefix $(obj)/,$(aic7xxx-y)): $(obj)/aic7xxx_reg.h
> -$(addprefix $(obj)/,$(aic79xx-y)): $(obj)/aic79xx_reg.h
> +$(addprefix $(obj)/,$(aic7xxx-y)): $(obj)/aic7xxx_seq.h
> +$(addprefix $(obj)/,$(aic79xx-y)): $(obj)/aic79xx_seq.h
>  
> -aic7xxx-gen-$(CONFIG_AIC7XXX_BUILD_FIRMWARE)	:= $(obj)/aic7xxx_seq.h \
> -						   $(obj)/aic7xxx_reg.h
> +aic7xxx-gen-$(CONFIG_AIC7XXX_BUILD_FIRMWARE)	:= $(obj)/aic7xxx_reg.h
>  aic7xxx-gen-$(CONFIG_AIC7XXX_REG_PRETTY_PRINT)	+= $(obj)/aic7xxx_reg_print.c
>  
>  aicasm-7xxx-opts-$(CONFIG_AIC7XXX_REG_PRETTY_PRINT) := \
>  	-p $(obj)/aic7xxx_reg_print.c -i aic7xxx_osm.h
>  
>  ifeq ($(CONFIG_AIC7XXX_BUILD_FIRMWARE),y)
> -# Create a dependency chain in generated files
> -# to avoid concurrent invocations of the single
> -# rule that builds them all.
> -aic7xxx_seq.h: aic7xxx_reg.h
> -ifeq ($(CONFIG_AIC7XXX_REG_PRETTY_PRINT),y)
> -aic7xxx_reg.h: aic7xxx_reg_print.c
> -endif
> -$(aic7xxx-gen-y): $(src)/aic7xxx.seq $(src)/aic7xxx.reg $(obj)/aicasm/aicasm
> +$(obj)/aic7xxx_seq.h: $(src)/aic7xxx.seq $(src)/aic7xxx.reg $(obj)/aicasm/aicasm
>  	$(obj)/aicasm/aicasm -I$(src) -r $(obj)/aic7xxx_reg.h \
>  			      $(aicasm-7xxx-opts-y) -o $(obj)/aic7xxx_seq.h \
>  			      $(src)/aic7xxx.seq
> +
> +$(aic7xxx-gen-y): $(obj)/aic7xxx_seq.h
> +else
> +$(obj)/aic7xxx_reg_print.c: $(src)/aic7xxx_reg_print.c_shipped
>  endif
>  
> -aic79xx-gen-$(CONFIG_AIC79XX_BUILD_FIRMWARE)	:= $(obj)/aic79xx_seq.h \
> -						   $(obj)/aic79xx_reg.h
> +aic79xx-gen-$(CONFIG_AIC79XX_BUILD_FIRMWARE)	:= $(obj)/aic79xx_reg.h
>  aic79xx-gen-$(CONFIG_AIC79XX_REG_PRETTY_PRINT)	+= $(obj)/aic79xx_reg_print.c
>  
>  aicasm-79xx-opts-$(CONFIG_AIC79XX_REG_PRETTY_PRINT) := \
>  	-p $(obj)/aic79xx_reg_print.c -i aic79xx_osm.h
>  
>  ifeq ($(CONFIG_AIC79XX_BUILD_FIRMWARE),y)
> -# Create a dependency chain in generated files
> -# to avoid concurrent invocations of the single
> -# rule that builds them all.
> -aic79xx_seq.h: aic79xx_reg.h
> -ifeq ($(CONFIG_AIC79XX_REG_PRETTY_PRINT),y)
> -aic79xx_reg.h: aic79xx_reg_print.c
> -endif
> -$(aic79xx-gen-y): $(src)/aic79xx.seq $(src)/aic79xx.reg $(obj)/aicasm/aicasm
> +$(obj)/aic79xx_seq.h: $(src)/aic79xx.seq $(src)/aic79xx.reg $(obj)/aicasm/aicasm
>  	$(obj)/aicasm/aicasm -I$(src) -r $(obj)/aic79xx_reg.h \
>  			      $(aicasm-79xx-opts-y) -o $(obj)/aic79xx_seq.h \
>  			      $(src)/aic79xx.seq
> +
> +$(aic79xx-gen-y): $(obj)/aic79xx_seq.h
> +else
> +$(obj)/aic79xx_reg_print.c: $(src)/aic79xx_reg_print.c_shipped
>  endif
>  
>  $(obj)/aicasm/aicasm: $(src)/aicasm/*.[chyl]

Acked-by: Hannes Reinecke <hare@suse.de>

Cheers,

Hannes
-- 
Dr. Hannes Reinecke		      zSeries & Storage
hare@suse.de			      +49 911 74053 688
SUSE LINUX Products GmbH, Maxfeldstr. 5, 90409 Nürnberg
GF: Markus Rex, HRB 16746 (AG Nürnberg)
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