On Wed, Nov 23, 2016 at 04:19:35AM +1100, Stephen Rothwell wrote:

quoted

I don't see why this is happening but I reproduced it multiple times.

fs/built-in.o: In function `ext4_dax_fault':
file.c:(.text+0x6278b): undefined reference to `dax_iomap_fault'
file.c:(.text+0x627dc): undefined reference to `dax_iomap_fault'

Full randconfig file is attached.

CONFIG_FS_IOMAP is not set ...

I've just added a Kconfig fixup from Jan Kara to address this.

     	  	  	  	     	 - Ted