On Wed, 17 Jun 2009 19:03:57 -0600 Alex Chiang <achiang@xxxxxx> wrote: > * Alex Chiang <achiang@xxxxxx>: > > diff --git a/drivers/pci/Makefile b/drivers/pci/Makefile > > index ba6af16..0be4efd 100644 > > --- a/drivers/pci/Makefile > > +++ b/drivers/pci/Makefile > > @@ -2,10 +2,11 @@ > > # Makefile for the PCI bus specific drivers. > > # > > > > -obj-y += access.o bus.o probe.o remove.o pci.o > > quirks.o slot.o \ > > - pci-driver.o search.o pci-sysfs.o rom.o > > setup-res.o \ +obj-y += access.o bus.o probe.o > > remove.o pci.o quirks.o \ > > + pci-driver.o search.o rom.o setup-res.o \ > > irq.o > > obj-$(CONFIG_PROC_FS) += proc.o > > +obj-$(CONFIG_SYSFS) += slot.o pci-sysfs.o > > Sigh, this won't work because the PCI core blithely assumes we have > sysfs: > > drivers/built-in.o: In function `pci_bus_add_device': > /kio/work/achiang/kernels/linux-2.6/drivers/pci/bus.c:89: undefined > reference to `pci_create_sysfs_dev_files' drivers/built-in.o: In > function > `pci_stop_dev': /kio/work/achiang/kernels/linux-2.6/drivers/pci/remove.c:24: > undefined reference to `pci_remove_sysfs_dev_files' > > So, here is v3 that actually does build with !CONFIG_SYSFS. It > touches a bit more now, but I believe it is still appropriate > because neither pci_slot.ko nor any of the drivers in > drivers/pci/hotplug/ are useful without sysfs. > > From: Alex Chiang <achiang@xxxxxx> > > PCI: drivers/pci/slot.c should depend on CONFIG_SYSFS > > There is no way to interact with a physical PCI slot without > sysfs, so encode the dependency and prevent this build error: > > drivers/pci/slot.c: In function 'pci_hp_create_module_link': > drivers/pci/slot.c:327: error: 'module_kset' undeclared > > This patch _should_ make pci-sysfs.o depend on CONFIG_SYSFS too, > but we cannot (yet) because the PCI core merrily assumes the > existence of sysfs: > > drivers/built-in.o: In function `pci_bus_add_device': > drivers/pci/bus.c:89: undefined reference to > `pci_create_sysfs_dev_files' drivers/built-in.o: In function > `pci_stop_dev': drivers/pci/remove.c:24: undefined reference to > `pci_remove_sysfs_dev_files' > > So do the minimal bit for now and figure out how to untangle it > later. Applied, thanks. -- Jesse Barnes, Intel Open Source Technology Center -- To unsubscribe from this list: send the line "unsubscribe linux-pci" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
