From: Marvin Liu <yong.liu@intel.com>
To: maxime.coquelin@redhat.com, tiwei.bie@intel.com,
zhihong.wang@intel.com, amorenoz@redhat.com
Cc: dev@dpdk.org, Marvin Liu <yong.liu@intel.com>
Subject: [dpdk-dev] [PATCH] vhost: fix dirty page logging missing
Date: Mon, 4 Nov 2019 19:15:47 +0800 [thread overview]
Message-ID: <20191104111547.54885-1-yong.liu@intel.com> (raw)
Packets data are directly copied when doing batch enqueue, add missed
dirty page logging after memory copy.
Fixes: ad3df6dcc0fc ("vhost: add packed ring batch enqueue")
Signed-off-by: Marvin Liu <yong.liu@intel.com>
---
lib/librte_vhost/virtio_net.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/lib/librte_vhost/virtio_net.c b/lib/librte_vhost/virtio_net.c
index eae7825f0..0c33af7b1 100644
--- a/lib/librte_vhost/virtio_net.c
+++ b/lib/librte_vhost/virtio_net.c
@@ -1107,6 +1107,10 @@ virtio_dev_rx_batch_packed(struct virtio_net *dev,
pkts[i]->pkt_len);
}
+ vhost_for_each_try_unroll(i, 0, PACKED_BATCH_SIZE)
+ vhost_log_cache_write_iova(dev, vq, descs[avail_idx + i].addr,
+ lens[i]);
+
vhost_for_each_try_unroll(i, 0, PACKED_BATCH_SIZE)
ids[i] = descs[avail_idx + i].id;
--
2.17.1
next reply other threads:[~2019-11-04 3:37 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-04 11:15 Marvin Liu [this message]
2019-11-06 20:29 ` Maxime Coquelin
2019-11-06 21:00 ` Maxime Coquelin
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