Author: vmaffione
Date: Wed Jun 3 05:48:42 2020
New Revision: 361746
URL: https://svnweb.freebsd.org/changeset/base/361746
Log:
netmap: vtnet: remove leftover memory barriers
MFC after: 1 week
Modified:
head/sys/dev/netmap/if_vtnet_netmap.h
Modified: head/sys/dev/netmap/if_vtnet_netmap.h
==============================================================================
--- head/sys/dev/netmap/if_vtnet_netmap.h Wed Jun 3 05:27:29 2020
(r361745)
+++ head/sys/dev/netmap/if_vtnet_netmap.h Wed Jun 3 05:48:42 2020
(r361746)
@@ -129,7 +129,6 @@ vtnet_netmap_txsync(struct netmap_kring *kring, int fl
/*
* First part: process new packets to send.
*/
- rmb();
nm_i = kring->nr_hwcur;
if (nm_i != head) { /* we have new packets to send */
@@ -302,7 +301,6 @@ vtnet_netmap_rxsync(struct netmap_kring *kring, int fl
struct vtnet_rxq *rxq = &sc->vtnet_rxqs[ring_nr];
struct virtqueue *vq = rxq->vtnrx_vq;
- rmb();
/*
* First part: import newly received packets.
* Only accept our own buffers (matching the token). We should only get
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