On Fri, 2009-12-04 at 19:46 +0100, Patrick Ringl wrote: > Hi, > > I have encountered the following malfunction of the recently added > streamline_config script. When running the following occurs: > > ack:~/linux-2.6.32# scripts/kconfig/streamline_config.pl >config_strip Note, I usually use "make localmodconfig", I know you know that, but in case anyone else is using this as a reference. > using config: '.config' > Use of uninitialized value $ksource in concatenation (.) or string at > scripts/kconfig/streamline_config.pl line 117. > dock config not found!! > module pata_sis did not have configs CONFIG_PATA_SIS > > As a result: it couldnt map one currently loaded module properly and the > other module had been properly mapped, but somehow the > dependency/integrity check triggered it, since it wasnt enabled properly. > > I checked the output of the script and yea as I assumed CONFIG_ACPI_DOCK > is not set. > > 'dock' refers to: > > ack:~/linux-2.6.32# modinfo dock > filename: /lib/modules/2.6.26-2-amd64/kernel/drivers/acpi/dock.ko > > and the belonging Kconfig file says: > > config ACPI_DOCK > bool "Dock" > depends on EXPERIMENTAL > help > This driver supports ACPI-controlled docking stations and > removable > drive bays such as the IBM Ultrabay and the Dell Module Bay. > > The same with 'pata_sis' (CONFIG_PATA_SIS is also not set) .. > > ack:~/linux-2.6.32# modinfo pata_sis > filename: /lib/modules/2.6.26-2-amd64/kernel/drivers/ata/pata_sis.ko > > and the belonging Kconfig file: > > config SATA_SIS > tristate "SiS 964/965/966/180 SATA support" > depends on PCI > select PATA_SIS > help > This option enables support for SiS Serial ATA on > SiS 964/965/966/180 and Parallel ATA on SiS 180. > The PATA support for SiS 180 requires additionally to > enable the PATA_SIS driver in the config. > If unsure, say N. > > In the end (if one ignored the two missing modules) a make > silentoldconfig didnt even work. How did it fail? > > What I did to reproduce this was using the standard kernel config of > debian lenny's amd64 branch. I don't know where to find that config, could you email it to me, or post a url of it. Also send me your lsmod as well. > > > PS: I wrote such software myself, but I am going a totally different > approach. Your idea is not that bad actually (I am enabling kernel > config options and I am tracking all dependencies properly, while you > can just ignore them, since your script only disables stuff). Yeah, I toyed with doing the dependency game, but that got quite complex and fragile. I found the safest thing is to just turn off modules that you don't want. 99% of the time, that's good enough. -- Steve -- To unsubscribe from this list: send the line "unsubscribe linux-kbuild" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
