diff mbox series

[v2] virtio/test: fix up after IOTLB changes

Message ID 20200402125406.9275-1-mst@redhat.com (mailing list archive)
State New, archived
Headers show
Series [v2] virtio/test: fix up after IOTLB changes | expand

Commit Message

Michael S. Tsirkin April 2, 2020, 12:55 p.m. UTC 
Allow building vringh without IOTLB (that's the case for userspace
builds, will be useful for CAIF/VOD down the road too).
Update for API tweaks.
Don't include vringh with userspace builds.

Cc: Jason Wang <jasowang@redhat.com>
Cc: Eugenio Pérez <eperezma@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
---

changes from v1:
	use IS_REACHEABLE to fix error reported by build bot

 drivers/vhost/test.c              | 4 ++--
 drivers/vhost/vringh.c            | 5 +++++
 include/linux/vringh.h            | 6 ++++++
 tools/virtio/Makefile             | 5 +++--
 tools/virtio/generated/autoconf.h | 0
 5 files changed, 16 insertions(+), 4 deletions(-)
 create mode 100644 tools/virtio/generated/autoconf.h

Comments

Jason Wang April 2, 2020, 2:21 p.m. UTC | #1 
On 2020/4/2 下午8:55, Michael S. Tsirkin wrote:
> Allow building vringh without IOTLB (that's the case for userspace
> builds, will be useful for CAIF/VOD down the road too).
> Update for API tweaks.
> Don't include vringh with userspace builds.
>
> Cc: Jason Wang <jasowang@redhat.com>
> Cc: Eugenio Pérez <eperezma@redhat.com>
> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
> ---
>
> changes from v1:
> 	use IS_REACHEABLE to fix error reported by build bot


Acked-by: Jason Wang <jasowang@redhat.com>



>
>   drivers/vhost/test.c              | 4 ++--
>   drivers/vhost/vringh.c            | 5 +++++
>   include/linux/vringh.h            | 6 ++++++
>   tools/virtio/Makefile             | 5 +++--
>   tools/virtio/generated/autoconf.h | 0
>   5 files changed, 16 insertions(+), 4 deletions(-)
>   create mode 100644 tools/virtio/generated/autoconf.h
>
> diff --git a/drivers/vhost/test.c b/drivers/vhost/test.c
> index 394e2e5c772d..9a3a09005e03 100644
> --- a/drivers/vhost/test.c
> +++ b/drivers/vhost/test.c
> @@ -120,7 +120,7 @@ static int vhost_test_open(struct inode *inode, struct file *f)
>   	vqs[VHOST_TEST_VQ] = &n->vqs[VHOST_TEST_VQ];
>   	n->vqs[VHOST_TEST_VQ].handle_kick = handle_vq_kick;
>   	vhost_dev_init(dev, vqs, VHOST_TEST_VQ_MAX, UIO_MAXIOV,
> -		       VHOST_TEST_PKT_WEIGHT, VHOST_TEST_WEIGHT);
> +		       VHOST_TEST_PKT_WEIGHT, VHOST_TEST_WEIGHT, NULL);
>   
>   	f->private_data = n;
>   
> @@ -225,7 +225,7 @@ static long vhost_test_reset_owner(struct vhost_test *n)
>   {
>   	void *priv = NULL;
>   	long err;
> -	struct vhost_umem *umem;
> +	struct vhost_iotlb *umem;
>   
>   	mutex_lock(&n->dev.mutex);
>   	err = vhost_dev_check_owner(&n->dev);
> diff --git a/drivers/vhost/vringh.c b/drivers/vhost/vringh.c
> index ee0491f579ac..ba8e0d6cfd97 100644
> --- a/drivers/vhost/vringh.c
> +++ b/drivers/vhost/vringh.c
> @@ -13,9 +13,11 @@
>   #include <linux/uaccess.h>
>   #include <linux/slab.h>
>   #include <linux/export.h>
> +#if IS_REACHABLE(CONFIG_VHOST_IOTLB)
>   #include <linux/bvec.h>
>   #include <linux/highmem.h>
>   #include <linux/vhost_iotlb.h>
> +#endif
>   #include <uapi/linux/virtio_config.h>
>   
>   static __printf(1,2) __cold void vringh_bad(const char *fmt, ...)
> @@ -1059,6 +1061,8 @@ int vringh_need_notify_kern(struct vringh *vrh)
>   }
>   EXPORT_SYMBOL(vringh_need_notify_kern);
>   
> +#if IS_REACHABLE(CONFIG_VHOST_IOTLB)
> +
>   static int iotlb_translate(const struct vringh *vrh,
>   			   u64 addr, u64 len, struct bio_vec iov[],
>   			   int iov_size, u32 perm)
> @@ -1416,5 +1420,6 @@ int vringh_need_notify_iotlb(struct vringh *vrh)
>   }
>   EXPORT_SYMBOL(vringh_need_notify_iotlb);
>   
> +#endif
>   
>   MODULE_LICENSE("GPL");
> diff --git a/include/linux/vringh.h b/include/linux/vringh.h
> index bd0503ca6f8f..9e2763d7c159 100644
> --- a/include/linux/vringh.h
> +++ b/include/linux/vringh.h
> @@ -14,8 +14,10 @@
>   #include <linux/virtio_byteorder.h>
>   #include <linux/uio.h>
>   #include <linux/slab.h>
> +#if IS_REACHABLE(CONFIG_VHOST_IOTLB)
>   #include <linux/dma-direction.h>
>   #include <linux/vhost_iotlb.h>
> +#endif
>   #include <asm/barrier.h>
>   
>   /* virtio_ring with information needed for host access. */
> @@ -254,6 +256,8 @@ static inline __virtio64 cpu_to_vringh64(const struct vringh *vrh, u64 val)
>   	return __cpu_to_virtio64(vringh_is_little_endian(vrh), val);
>   }
>   
> +#if IS_REACHABLE(CONFIG_VHOST_IOTLB)
> +
>   void vringh_set_iotlb(struct vringh *vrh, struct vhost_iotlb *iotlb);
>   
>   int vringh_init_iotlb(struct vringh *vrh, u64 features,
> @@ -284,4 +288,6 @@ void vringh_notify_disable_iotlb(struct vringh *vrh);
>   
>   int vringh_need_notify_iotlb(struct vringh *vrh);
>   
> +#endif /* CONFIG_VHOST_IOTLB */
> +
>   #endif /* _LINUX_VRINGH_H */
> diff --git a/tools/virtio/Makefile b/tools/virtio/Makefile
> index f33f32f1d208..b587b9a7a124 100644
> --- a/tools/virtio/Makefile
> +++ b/tools/virtio/Makefile
> @@ -4,7 +4,7 @@ test: virtio_test vringh_test
>   virtio_test: virtio_ring.o virtio_test.o
>   vringh_test: vringh_test.o vringh.o virtio_ring.o
>   
> -CFLAGS += -g -O2 -Werror -Wall -I. -I../include/ -I ../../usr/include/ -Wno-pointer-sign -fno-strict-overflow -fno-strict-aliasing -fno-common -MMD -U_FORTIFY_SOURCE
> +CFLAGS += -g -O2 -Werror -Wall -I. -I../include/ -I ../../usr/include/ -Wno-pointer-sign -fno-strict-overflow -fno-strict-aliasing -fno-common -MMD -U_FORTIFY_SOURCE -include ../../include/linux/kconfig.h
>   vpath %.c ../../drivers/virtio ../../drivers/vhost
>   mod:
>   	${MAKE} -C `pwd`/../.. M=`pwd`/vhost_test V=${V}
> @@ -22,7 +22,8 @@ OOT_CONFIGS=\
>   	CONFIG_VHOST=m \
>   	CONFIG_VHOST_NET=n \
>   	CONFIG_VHOST_SCSI=n \
> -	CONFIG_VHOST_VSOCK=n
> +	CONFIG_VHOST_VSOCK=n \
> +	CONFIG_VHOST_RING=n
>   OOT_BUILD=KCFLAGS="-I "${OOT_VHOST} ${MAKE} -C ${OOT_KSRC} V=${V}
>   oot-build:
>   	echo "UNSUPPORTED! Don't use the resulting modules in production!"
> diff --git a/tools/virtio/generated/autoconf.h b/tools/virtio/generated/autoconf.h
> new file mode 100644
> index 000000000000..e69de29bb2d1
diff mbox series

Patch

diff --git a/drivers/vhost/test.c b/drivers/vhost/test.c
index 394e2e5c772d..9a3a09005e03 100644
--- a/drivers/vhost/test.c
+++ b/drivers/vhost/test.c
@@ -120,7 +120,7 @@  static int vhost_test_open(struct inode *inode, struct file *f)
 	vqs[VHOST_TEST_VQ] = &n->vqs[VHOST_TEST_VQ];
 	n->vqs[VHOST_TEST_VQ].handle_kick = handle_vq_kick;
 	vhost_dev_init(dev, vqs, VHOST_TEST_VQ_MAX, UIO_MAXIOV,
-		       VHOST_TEST_PKT_WEIGHT, VHOST_TEST_WEIGHT);
+		       VHOST_TEST_PKT_WEIGHT, VHOST_TEST_WEIGHT, NULL);
 
 	f->private_data = n;
 
@@ -225,7 +225,7 @@  static long vhost_test_reset_owner(struct vhost_test *n)
 {
 	void *priv = NULL;
 	long err;
-	struct vhost_umem *umem;
+	struct vhost_iotlb *umem;
 
 	mutex_lock(&n->dev.mutex);
 	err = vhost_dev_check_owner(&n->dev);
diff --git a/drivers/vhost/vringh.c b/drivers/vhost/vringh.c
index ee0491f579ac..ba8e0d6cfd97 100644
--- a/drivers/vhost/vringh.c
+++ b/drivers/vhost/vringh.c
@@ -13,9 +13,11 @@ 
 #include <linux/uaccess.h>
 #include <linux/slab.h>
 #include <linux/export.h>
+#if IS_REACHABLE(CONFIG_VHOST_IOTLB)
 #include <linux/bvec.h>
 #include <linux/highmem.h>
 #include <linux/vhost_iotlb.h>
+#endif
 #include <uapi/linux/virtio_config.h>
 
 static __printf(1,2) __cold void vringh_bad(const char *fmt, ...)
@@ -1059,6 +1061,8 @@  int vringh_need_notify_kern(struct vringh *vrh)
 }
 EXPORT_SYMBOL(vringh_need_notify_kern);
 
+#if IS_REACHABLE(CONFIG_VHOST_IOTLB)
+
 static int iotlb_translate(const struct vringh *vrh,
 			   u64 addr, u64 len, struct bio_vec iov[],
 			   int iov_size, u32 perm)
@@ -1416,5 +1420,6 @@  int vringh_need_notify_iotlb(struct vringh *vrh)
 }
 EXPORT_SYMBOL(vringh_need_notify_iotlb);
 
+#endif
 
 MODULE_LICENSE("GPL");
diff --git a/include/linux/vringh.h b/include/linux/vringh.h
index bd0503ca6f8f..9e2763d7c159 100644
--- a/include/linux/vringh.h
+++ b/include/linux/vringh.h
@@ -14,8 +14,10 @@ 
 #include <linux/virtio_byteorder.h>
 #include <linux/uio.h>
 #include <linux/slab.h>
+#if IS_REACHABLE(CONFIG_VHOST_IOTLB)
 #include <linux/dma-direction.h>
 #include <linux/vhost_iotlb.h>
+#endif
 #include <asm/barrier.h>
 
 /* virtio_ring with information needed for host access. */
@@ -254,6 +256,8 @@  static inline __virtio64 cpu_to_vringh64(const struct vringh *vrh, u64 val)
 	return __cpu_to_virtio64(vringh_is_little_endian(vrh), val);
 }
 
+#if IS_REACHABLE(CONFIG_VHOST_IOTLB)
+
 void vringh_set_iotlb(struct vringh *vrh, struct vhost_iotlb *iotlb);
 
 int vringh_init_iotlb(struct vringh *vrh, u64 features,
@@ -284,4 +288,6 @@  void vringh_notify_disable_iotlb(struct vringh *vrh);
 
 int vringh_need_notify_iotlb(struct vringh *vrh);
 
+#endif /* CONFIG_VHOST_IOTLB */
+
 #endif /* _LINUX_VRINGH_H */
diff --git a/tools/virtio/Makefile b/tools/virtio/Makefile
index f33f32f1d208..b587b9a7a124 100644
--- a/tools/virtio/Makefile
+++ b/tools/virtio/Makefile
@@ -4,7 +4,7 @@  test: virtio_test vringh_test
 virtio_test: virtio_ring.o virtio_test.o
 vringh_test: vringh_test.o vringh.o virtio_ring.o
 
-CFLAGS += -g -O2 -Werror -Wall -I. -I../include/ -I ../../usr/include/ -Wno-pointer-sign -fno-strict-overflow -fno-strict-aliasing -fno-common -MMD -U_FORTIFY_SOURCE
+CFLAGS += -g -O2 -Werror -Wall -I. -I../include/ -I ../../usr/include/ -Wno-pointer-sign -fno-strict-overflow -fno-strict-aliasing -fno-common -MMD -U_FORTIFY_SOURCE -include ../../include/linux/kconfig.h
 vpath %.c ../../drivers/virtio ../../drivers/vhost
 mod:
 	${MAKE} -C `pwd`/../.. M=`pwd`/vhost_test V=${V}
@@ -22,7 +22,8 @@  OOT_CONFIGS=\
 	CONFIG_VHOST=m \
 	CONFIG_VHOST_NET=n \
 	CONFIG_VHOST_SCSI=n \
-	CONFIG_VHOST_VSOCK=n
+	CONFIG_VHOST_VSOCK=n \
+	CONFIG_VHOST_RING=n
 OOT_BUILD=KCFLAGS="-I "${OOT_VHOST} ${MAKE} -C ${OOT_KSRC} V=${V}
 oot-build:
 	echo "UNSUPPORTED! Don't use the resulting modules in production!"
diff --git a/tools/virtio/generated/autoconf.h b/tools/virtio/generated/autoconf.h
new file mode 100644
index 000000000000..e69de29bb2d1