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Revert "hw/virtio: Add support for VDPA network simulation devices"

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This reverts commit cd341fd1ff.

The patch adds non-upstream code in
include/standard-headers/linux/virtio_pci.h
which would make maintainance harder.

Revert for now.

Suggested-by: Jason Wang <jasowang@redhat.com>
Message-Id: <df6b6b465753e754a19459e8cd61416548f89a42.1712569644.git.mst@redhat.com>
Acked-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
This commit is contained in:
Michael S. Tsirkin 2024-04-08 05:47:29 -04:00
parent ce64e6224a
commit 4034159c1a
9 changed files with 3 additions and 399 deletions
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16
hw/net/virtio-net.c
View file

@ -2039,22 +2039,6 @@ static ssize_t virtio_net_receive_rcu(NetClientState *nc, const uint8_t *buf,
goto err;
}
/* Mark dirty page's bitmap of guest memory */
if (vdev->lm_logging_ctrl == LM_ENABLE) {
uint64_t chunk = elem->in_addr[i] / VHOST_LOG_CHUNK;
/* Get chunk index */
BitmapMemoryRegionCaches *caches = qatomic_rcu_read(&vdev->caches);
uint64_t index = chunk / 8;
uint64_t shift = chunk % 8;
uint8_t val = 0;
address_space_read_cached(&caches->bitmap, index, &val,
sizeof(val));
val |= 1 << shift;
address_space_write_cached(&caches->bitmap, index, &val,
sizeof(val));
address_space_cache_invalidate(&caches->bitmap, index, sizeof(val));
}
elems[i] = elem;
lens[i] = total;
i++;