On Thu, Jan 11, 2024 at 09:55:37AM +0100, Philipp Stanner wrote: > This file is guarded by an #ifdef CONFIG_PCI. It, consequently, does not > belong to lib/ because it is not generic infrastructure. > > Move the file to drivers/pci/ and implement the necessary changes to > Makefiles and Kconfigs. > ... > --- a/drivers/pci/Kconfig > +++ b/drivers/pci/Kconfig > @@ -13,6 +13,11 @@ config FORCE_PCI > select HAVE_PCI > select PCI > > +# select this to provide a generic PCI iomap, > +# without PCI itself having to be defined > +config GENERIC_PCI_IOMAP > + bool > --- a/lib/pci_iomap.c > +++ b/drivers/pci/iomap.c > @@ -9,7 +9,6 @@ > > #include <linux/export.h> > > -#ifdef CONFIG_PCI IIUC, in the case where CONFIG_GENERIC_PCI_IOMAP=y but CONFIG_PCI was not set, pci_iomap.c was compiled but produced no code because the entire file was wrapped with this #ifdef. But after this patch, it looks like pci_iomap_range(), pci_iomap_wc_range(), etc., *will* be compiled? Is that what you intend, or did I miss something? Bjorn