From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from eggs.gnu.org ([2001:4830:134:3::10]:38209) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YTOfC-00067C-4I for qemu-devel@nongnu.org; Thu, 05 Mar 2015 00:49:39 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from ) id 1YTOf8-0001zm-UN for qemu-devel@nongnu.org; Thu, 05 Mar 2015 00:49:38 -0500 Received: from mx1.redhat.com ([209.132.183.28]:38006) by eggs.gnu.org with esmtp (Exim 4.71) (envelope-from ) id 1YTOf6-0001x6-3O for qemu-devel@nongnu.org; Thu, 05 Mar 2015 00:49:34 -0500 From: Jason Wang Date: Thu, 5 Mar 2015 13:48:42 +0800 Message-Id: <1425534531-6305-6-git-send-email-jasowang@redhat.com> In-Reply-To: <1425534531-6305-1-git-send-email-jasowang@redhat.com> References: <1425534531-6305-1-git-send-email-jasowang@redhat.com> Subject: [Qemu-devel] [PATCH V3 05/14] virtio-s390: switch to bus specific queue limit List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: qemu-devel@nongnu.org Cc: Cornelia Huck , Christian Borntraeger , Jason Wang , Alexander Graf , Richard Henderson Instead of depending on marco, switch to use a bus specific queue limit. Left is AdapterRouters->gsi[], this could be done in the future if we want to increase s390's queue limit really. Cc: Alexander Graf Cc: Richard Henderson Cc: Christian Borntraeger Cc: Cornelia Huck Signed-off-by: Jason Wang --- hw/s390x/s390-virtio-bus.c | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/hw/s390x/s390-virtio-bus.c b/hw/s390x/s390-virtio-bus.c index d48590a..dc147e0 100644 --- a/hw/s390x/s390-virtio-bus.c +++ b/hw/s390x/s390-virtio-bus.c @@ -45,6 +45,8 @@ do { } while (0) #endif +#define VIRTIO_S390_QUEUE_MAX 64 + static void virtio_s390_bus_new(VirtioBusState *bus, size_t bus_size, VirtIOS390Device *dev); @@ -331,7 +333,7 @@ static ram_addr_t s390_virtio_device_num_vq(VirtIOS390Device *dev) VirtIODevice *vdev = dev->vdev; int num_vq; - for (num_vq = 0; num_vq < VIRTIO_PCI_QUEUE_MAX; num_vq++) { + for (num_vq = 0; num_vq < virtio_get_queue_max(vdev); num_vq++) { if (!virtio_queue_get_num(vdev, num_vq)) { break; } @@ -438,7 +440,7 @@ VirtIOS390Device *s390_virtio_bus_find_vring(VirtIOS390Bus *bus, QTAILQ_FOREACH(kid, &bus->bus.children, sibling) { VirtIOS390Device *dev = (VirtIOS390Device *)kid->child; - for(i = 0; i < VIRTIO_PCI_QUEUE_MAX; i++) { + for(i = 0; i < virtio_get_queue_max(dev->vdev); i++) { if (!virtio_queue_get_addr(dev->vdev, i)) break; if (virtio_queue_get_addr(dev->vdev, i) == mem) { @@ -707,7 +709,7 @@ static void virtio_s390_bus_class_init(ObjectClass *klass, void *data) bus_class->max_dev = 1; k->notify = virtio_s390_notify; k->get_features = virtio_s390_get_features; - k->queue_max = VIRTIO_PCI_QUEUE_MAX; + k->queue_max = VIRTIO_S390_QUEUE_MAX; } static const TypeInfo virtio_s390_bus_info = { -- 2.1.0