Messages in this thread Patch in this message |  | | | Date | Sat, 2 Feb 2008 17:26:11 +0100 | | From | Sam Ravnborg <> | | Subject | Re: [scsi bug] spurious build failures in aic7xxx |
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On Sat, Feb 02, 2008 at 03:18:57PM +0100, Ingo Molnar wrote: > > i should also specify the build environment: > > it's a distcc setup with 5-10 hosts active at a time, so highly parallel > with large, networking related delays. It's make -j130: > > nice -15 /usr/bin/time make -j130 bzImage ARCH=i386 \ > CROSS_COMPILE='distcc \ > /opt/crosstool/gcc-4.2.2-glibc-2.3.6/i686-unknown-linux-gnu-' > > the build host is a 64-bit quad CPU box, so highly parallel as well.
Impressive setup - I was until now quite satisfied with my new quad box that Intel has sponsored (thanks to Greg) :-)
I could not reproduce the bug myself but I think I spotted it. We had a missing dependency to the _reg.h file. Try following patch and let me now if it continue to break.
Sam
diff --git a/drivers/scsi/aic7xxx/Makefile b/drivers/scsi/aic7xxx/Makefile index e4f70c5..8065590 100644 --- a/drivers/scsi/aic7xxx/Makefile +++ b/drivers/scsi/aic7xxx/Makefile @@ -44,13 +44,8 @@ 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_core.o: $(obj)/aic79xx_reg.h - -$(addprefix $(obj)/,$(aic7xxx-y)): $(obj)/aic7xxx_seq.h -$(addprefix $(obj)/,$(aic79xx-y)): $(obj)/aic79xx_seq.h +$(addprefix $(obj)/,$(aic7xxx-y:.o=.c)): $(obj)/aic7xxx_seq.h $(obj)/aic7xxx_reg.h +$(addprefix $(obj)/,$(aic79xx-y:.o=.c)): $(obj)/aic79xx_seq.h $(obj)/aic79xx_reg.h aic7xxx-gen-$(CONFIG_AIC7XXX_BUILD_FIRMWARE) := $(obj)/aic7xxx_reg.h aic7xxx-gen-$(CONFIG_AIC7XXX_REG_PRETTY_PRINT) += $(obj)/aic7xxx_reg_print.c
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