On Wed, Dec 01, 2010 at 10:30:35AM -0800, Randy Dunlap wrote: > On Sun, 28 Nov 2010 00:55:14 -0600 Milton Miller wrote: > > [also adding linux-next back to cc: list] > > > > On Sat Nov 27 2010 around 13:13:03 EST, Valdis Kletnieks wrote: > > > On Sat, 27 Nov 2010 08:45:55 PST, Greg KH said: > > > > On Sat, Nov 27, 2010 at 09:56:45AM +0100, Zimny Lech wrote: > > > > > Ave! > > > > > > > > > > 2010/11/26 Stephen Rothwell <sfr@xxxxxxxxxxxxxxxx>: > > > > > > Hi all, > > > > > > > > > > > > > > > > OMG, LOL, this one is awesome :) The longest build error ever, ever, > > > > > ever seen! Fscking awesome, someone gets Guiness World Record :) > > > > > > > > > > LD drivers/staging/built-in.o > > > > > drivers/staging/rtl8192e/built-in.o: In function `rtl8192_setBBreg': > > > > > (.text+0xae00): multiple definition of `rtl8192_setBBreg' > > > > > drivers/staging/rtl8192u/built-in.o:(.text+0xa1a0): first defined here > > > > > > > > You built both of these drivers into the kernel, which causes the > > > > problem. Try building them as modules, or just one as a module, and > > > > that will solve the problem. > > > > > > We probably should create some Kconfig magic to prevent this situation? > > > > > > depends (othermodule != 'y') || (myself != 'y') > > > > > > or am I on the wrong track here? > > > > > > > A simple > > > > depends on !OTHERMODULE > > > > allows either to be built-in or both to be modular. > > > > It also documents what conflicts. > > > > (see Menu dependencies in Documentation/kbuild/kconfig-language.txt) > > When added for 2 drivers that should not both be built-in, that > causes this error message: > > drivers/staging/rtl8192u/Kconfig:1:error: recursive dependency detected! > drivers/staging/rtl8192u/Kconfig:1: symbol RTL8192U depends on RTL8192E > drivers/staging/rtl8192e/Kconfig:1: symbol RTL8192E depends on RTL8192U > > but yes, only one driver is then built-in. Just make both drivers only able to be built as a module, which will make everything work properly and all will be happy :) thanks, greg k-h -- To unsubscribe from this list: send the line "unsubscribe linux-next" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
