On Mon, 2018-12-10 at 08:08:28 UTC, Christophe Leroy wrote:

On several arches, virt_to_phys() is in io.h

Build fails without it:

  CC      lib/test_debug_virtual.o
lib/test_debug_virtual.c: In function 'test_debug_virtual_init':
lib/test_debug_virtual.c:26:7: error: implicit declaration of function 'virt_to_phys' [-Werror=implicit-function-declaration]
  pa = virt_to_phys(va);
       ^

Fixes: e4dace361552 ("lib: add test module for CONFIG_DEBUG_VIRTUAL")
CC: stable@vger.kernel.org
Signed-off-by: Christophe Leroy <redacted>
Reviewed-by: Kees Cook <redacted>

Applied to powerpc next, thanks.

https://git.kernel.org/powerpc/c/10fdf838e5f540beca466e9d132599

cheers