ld: fs/debugfs/file.o: in function `debugfs_print_regs': file.c:(.text+0x95a): undefined reference to `ioread64be' >> ld: file.c:(.text+0x9dd): undefined reference to `ioread64' Reported-by: kernel test robot <lkp@xxxxxxxxx> Closes: https://lore.kernel.org/oe-kbuild-all/202309291322.3pZiyosI-lkp@xxxxxxxxx/ Signed-off-by: Frank Li <Frank.Li@xxxxxxx> --- Notes: Change from v1 to v2 - fixed it by #include <linux/io-64-nonatomic-hi-lo.h> fs/debugfs/file.c | 1 + 1 file changed, 1 insertion(+) diff --git a/fs/debugfs/file.c b/fs/debugfs/file.c index 5b8d4fd7c747..ca6208c49339 100644 --- a/fs/debugfs/file.c +++ b/fs/debugfs/file.c @@ -15,6 +15,7 @@ #include <linux/pagemap.h> #include <linux/debugfs.h> #include <linux/io.h> +#include <linux/io-64-nonatomic-hi-lo.h> #include <linux/slab.h> #include <linux/atomic.h> #include <linux/device.h> -- 2.34.1