-
Baoquan He authored
On s390 systems (aka mainframes), it has classic channel devices for networking and permanent storage that are currently even more common than PCI devices. Hence it could have a fully functional s390 kernel with CONFIG_PCI=n, then the relevant iomem mapping functions [including ioremap(), devm_ioremap(), etc.] are not available. Here let depend PCMCIA on HAS_IOMEM so that it won't be built to cause below compiling error if PCI is unset. ------ ld: drivers/pcmcia/cistpl.o: in function `set_cis_map': cistpl.c:(.text+0x1202): undefined reference to `ioremap' ld: cistpl.c:(.text+0x13b0): undefined reference to `iounmap' ld: cistpl.c:(.text+0x14a6): undefined reference to `iounmap' ld: cistpl.c:(.text+0x1544): undefined reference to `ioremap' ld: drivers/pcmcia/cistpl.o: in function `release_cis_mem': cistpl.c:(.text+0x3f14): undefined reference to `iounmap' ------ Besides, many other Kconfig option, e.g IPWIRELESS, PCMCIA_PCNET, PCMCIA_FMVJ18X, PCMCIA_SMC91C92 which depends on PCMCIA also will cause compiling error if enabled. ------ ERROR: modpost: "iounmap" [drivers/tty/ipwireless/ipwireless.ko] undefined! ERROR: modpost: "ioremap" [drivers/tty/ipwireless/ipwireless.ko] undefined! ERROR: modpost: "iounmap" [drivers/net/ethernet/8390/pcnet_cs.ko] undefined! ERROR: modpost: "ioremap" [drivers/net/ethernet/8390/pcnet_cs.ko] undefined! ERROR: modpost: "iounmap" [drivers/net/ethernet/fujitsu/fmvj18x_cs.ko] undefined! ERROR: modpost: "ioremap" [drivers/net/ethernet/fujitsu/fmvj18x_cs.ko] undefined! ERROR: modpost: "iounmap" [drivers/net/ethernet/smsc/smc91c92_cs.ko] undefined! ERROR: modpost: "ioremap" [drivers/net/ethernet/smsc/smc91c92_cs.ko] undefined! ERROR: modpost: "iounmap" [drivers/net/ethernet/xircom/xirc2ps_cs.ko] undefined! ERROR: modpost: "ioremap" [drivers/net/ethernet/xircom/xirc2ps_cs.ko] undefined! ERROR: modpost: "devm_ioremap" [drivers/net/ethernet/altera/altera_tse.ko] undefined! ERROR: modpost: "iounmap" [drivers/net/arcnet/com90xx.ko] undefined! ------ Reported-by:
kernel test robot <lkp@intel.com> Closes: https://lore.kernel.org/oe-kbuild-all/202306211329.ticOJCSv-lkp@intel.com/ Signed-off-by:
Baoquan He <bhe@redhat.com> Reviewed-by:
Niklas Schnelle <schnelle@linux.ibm.com> Acked-by:
Arnd Bergmann <arnd@arndb.de> Cc: Dominik Brodowski <linux@dominikbrodowski.net> Cc: Arnd Bergmann <arnd@arndb.de> Cc: Jonathan Cameron <Jonathan.Cameron@huawei.com> Cc: Linus Walleij <linus.walleij@linaro.org> Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de> Link: https://lore.kernel.org/r/20230707135852.24292-5-bhe@redhat.com Signed-off-by:
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Baoquan He authoredOn s390 systems (aka mainframes), it has classic channel devices for networking and permanent storage that are currently even more common than PCI devices. Hence it could have a fully functional s390 kernel with CONFIG_PCI=n, then the relevant iomem mapping functions [including ioremap(), devm_ioremap(), etc.] are not available. Here let depend PCMCIA on HAS_IOMEM so that it won't be built to cause below compiling error if PCI is unset. ------ ld: drivers/pcmcia/cistpl.o: in function `set_cis_map': cistpl.c:(.text+0x1202): undefined reference to `ioremap' ld: cistpl.c:(.text+0x13b0): undefined reference to `iounmap' ld: cistpl.c:(.text+0x14a6): undefined reference to `iounmap' ld: cistpl.c:(.text+0x1544): undefined reference to `ioremap' ld: drivers/pcmcia/cistpl.o: in function `release_cis_mem': cistpl.c:(.text+0x3f14): undefined reference to `iounmap' ------ Besides, many other Kconfig option, e.g IPWIRELESS, PCMCIA_PCNET, PCMCIA_FMVJ18X, PCMCIA_SMC91C92 which depends on PCMCIA also will cause compiling error if enabled. ------ ERROR: modpost: "iounmap" [drivers/tty/ipwireless/ipwireless.ko] undefined! ERROR: modpost: "ioremap" [drivers/tty/ipwireless/ipwireless.ko] undefined! ERROR: modpost: "iounmap" [drivers/net/ethernet/8390/pcnet_cs.ko] undefined! ERROR: modpost: "ioremap" [drivers/net/ethernet/8390/pcnet_cs.ko] undefined! ERROR: modpost: "iounmap" [drivers/net/ethernet/fujitsu/fmvj18x_cs.ko] undefined! ERROR: modpost: "ioremap" [drivers/net/ethernet/fujitsu/fmvj18x_cs.ko] undefined! ERROR: modpost: "iounmap" [drivers/net/ethernet/smsc/smc91c92_cs.ko] undefined! ERROR: modpost: "ioremap" [drivers/net/ethernet/smsc/smc91c92_cs.ko] undefined! ERROR: modpost: "iounmap" [drivers/net/ethernet/xircom/xirc2ps_cs.ko] undefined! ERROR: modpost: "ioremap" [drivers/net/ethernet/xircom/xirc2ps_cs.ko] undefined! ERROR: modpost: "devm_ioremap" [drivers/net/ethernet/altera/altera_tse.ko] undefined! ERROR: modpost: "iounmap" [drivers/net/arcnet/com90xx.ko] undefined! ------ Reported-by:
kernel test robot <lkp@intel.com> Closes: https://lore.kernel.org/oe-kbuild-all/202306211329.ticOJCSv-lkp@intel.com/ Signed-off-by:
Baoquan He <bhe@redhat.com> Reviewed-by:
Niklas Schnelle <schnelle@linux.ibm.com> Acked-by:
Arnd Bergmann <arnd@arndb.de> Cc: Dominik Brodowski <linux@dominikbrodowski.net> Cc: Arnd Bergmann <arnd@arndb.de> Cc: Jonathan Cameron <Jonathan.Cameron@huawei.com> Cc: Linus Walleij <linus.walleij@linaro.org> Cc: Thomas Bogendoerfer <tsbogend@alpha.franken.de> Link: https://lore.kernel.org/r/20230707135852.24292-5-bhe@redhat.com Signed-off-by:
Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Loading