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| author | Zhu Lingshan <lingshan.zhu@intel.com> | 2023-06-12 18:14:18 +0300 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2023-07-03 19:15:12 +0300 |
| commit | 7712832201eadb871c15ed96be1ec60d1e3ecacf (patch) | |
| tree | 224caaba9aed3eb39f6bdb1b1ed26379b57b137a /drivers/vdpa/ifcvf/ifcvf_base.c | |
| parent | bc9a2b3e686e32ebd764d92e66e21c01e23ffb16 (diff) | |
| download | linux-7712832201eadb871c15ed96be1ec60d1e3ecacf.tar.xz | |
vDPA/ifcvf: dynamic allocate vq data stores
This commit dynamically allocates the data
stores for the virtqueues based on
virtio_pci_common_cfg.num_queues.
Signed-off-by: Zhu Lingshan <lingshan.zhu@intel.com>
Message-Id: <20230612151420.1019504-2-lingshan.zhu@intel.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'drivers/vdpa/ifcvf/ifcvf_base.c')
| -rw-r--r-- | drivers/vdpa/ifcvf/ifcvf_base.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/vdpa/ifcvf/ifcvf_base.c b/drivers/vdpa/ifcvf/ifcvf_base.c index 1b5da11f5403..f86495ace825 100644 --- a/drivers/vdpa/ifcvf/ifcvf_base.c +++ b/drivers/vdpa/ifcvf/ifcvf_base.c @@ -134,6 +134,9 @@ next: } hw->nr_vring = vp_ioread16(&hw->common_cfg->num_queues); + hw->vring = kzalloc(sizeof(struct vring_info) * hw->nr_vring, GFP_KERNEL); + if (!hw->vring) + return -ENOMEM; for (i = 0; i < hw->nr_vring; i++) { vp_iowrite16(i, &hw->common_cfg->queue_select); |