On Sat, Dec 28, 2019 at 05:16:49AM +0800, kbuild test robot wrote: > Hi Theodore, > > I love your patch! Yet something to improve: > > In file included from mm/fadvise.c:16:0: > include/linux/backing-dev.h: In function 'bdi_dev_name': > >> include/linux/backing-dev.h:513:9: error: implicit declaration of function 'dev_name'; did you mean 'getname'? [-Werror=implicit-function-declaration] > return dev_name(bdi->dev); > ^~~~~~~~ > getname Already fixed in the V2 version of the patch. (Which I also forgot to label as V2, sigh...)