4.20-stable review patch. If anyone has any objections, please let me know.
------------------ From: Christophe Leroy <[email protected]> commit 10fdf838e5f540beca466e9d1325999c072e5d3f upstream. 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: [email protected] Signed-off-by: Christophe Leroy <[email protected]> Reviewed-by: Kees Cook <[email protected]> Signed-off-by: Michael Ellerman <[email protected]> Signed-off-by: Greg Kroah-Hartman <[email protected]> --- lib/test_debug_virtual.c | 1 + 1 file changed, 1 insertion(+) --- a/lib/test_debug_virtual.c +++ b/lib/test_debug_virtual.c @@ -5,6 +5,7 @@ #include <linux/vmalloc.h> #include <linux/slab.h> #include <linux/sizes.h> +#include <linux/io.h> #include <asm/page.h> #ifdef CONFIG_MIPS
