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[79.176.51.222]) by smtp.gmail.com with ESMTPSA id z12sm3729253wrt.27.2020.04.01.09.51.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 01 Apr 2020 09:51:12 -0700 (PDT) Date: Wed, 1 Apr 2020 12:51:11 -0400 From: "Michael S. Tsirkin" To: linux-kernel@vger.kernel.org Cc: Jason Wang , Eugenio =?utf-8?b?UMOpcmV6?= , kvm@vger.kernel.org, virtualization@lists.linux-foundation.org, netdev@vger.kernel.org Subject: [PATCH] virtio/test: fix up after IOTLB changes Message-ID: <20200401165100.276039-1-mst@redhat.com> MIME-Version: 1.0 Content-Disposition: inline X-Mailer: git-send-email 2.24.1.751.gd10ce2899c X-Mutt-Fcc: =sent Sender: kvm-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org 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 kernel builds. Cc: Jason Wang Cc: Eugenio Pérez Signed-off-by: Michael S. Tsirkin --- drivers/vhost/test.c | 4 ++-- drivers/vhost/vringh.c | 5 +++++ include/linux/vringh.h | 2 ++ tools/virtio/Makefile | 3 ++- 4 files changed, 11 insertions(+), 3 deletions(-) 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..878e565dfffe 100644 --- a/drivers/vhost/vringh.c +++ b/drivers/vhost/vringh.c @@ -13,9 +13,11 @@ #include #include #include +#ifdef VHOST_IOTLB #include #include #include +#endif #include 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); +#ifdef 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..ebff121c0b02 100644 --- a/include/linux/vringh.h +++ b/include/linux/vringh.h @@ -14,8 +14,10 @@ #include #include #include +#ifdef VHOST_IOTLB #include #include +#endif #include /* virtio_ring with information needed for host access. */ diff --git a/tools/virtio/Makefile b/tools/virtio/Makefile index f33f32f1d208..d3f152f4660b 100644 --- a/tools/virtio/Makefile +++ b/tools/virtio/Makefile @@ -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!"