On 11/16/2018 11:47 AM, Petr Tesarik wrote:
> The driver uses test_facility(), but does not include the
> corresponding include file explicitly. The driver currently builds
> only thanks to the following include chain:
>
> vfio_ap_drv.c
> <linux/module.h>
> <linux/elf.h>
> <asm/elf.h>
> <linux/compat.h>
> <asm/uaccess.h>
> <asm/facility.h>
>
> Files should not rely on such fragile implicit includes.
>
> Signed-off-by: Petr Tesarik <ptesa...@suse.com>
Acked-by: Christian Borntraeger <borntrae...@de.ibm.com>
> ---
> drivers/s390/crypto/vfio_ap_drv.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/s390/crypto/vfio_ap_drv.c
> b/drivers/s390/crypto/vfio_ap_drv.c
> index 7667b38728f0..31c6c847eaca 100644
> --- a/drivers/s390/crypto/vfio_ap_drv.c
> +++ b/drivers/s390/crypto/vfio_ap_drv.c
> @@ -11,6 +11,7 @@
> #include <linux/mod_devicetable.h>
> #include <linux/slab.h>
> #include <linux/string.h>
> +#include <asm/facility.h>
> #include "vfio_ap_private.h"
>
> #define VFIO_AP_ROOT_NAME "vfio_ap"
>
