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| author | Dr. David Alan Gilbert <dgilbert@redhat.com> | 2019-10-25 11:34:03 +0100 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2019-10-29 18:56:45 -0400 |
| commit | 068ddfa970063730c5a61b06bae336d68de114e1 (patch) | |
| tree | ccf6e1a4cd98b539cbd7caa53b5596d02d75a131 /hw/net | |
| parent | 7a064bcc6699151311c2067eea6546da6498ebe7 (diff) | |
| download | qemu-068ddfa970063730c5a61b06bae336d68de114e1.zip qemu-068ddfa970063730c5a61b06bae336d68de114e1.tar.gz qemu-068ddfa970063730c5a61b06bae336d68de114e1.tar.bz2 | |
virtio_net: use RCU_READ_LOCK_GUARD
Use RCU_READ_LOCK_GUARD rather than the manual rcu_read_(un)lock call.
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Message-Id: <20191025103403.120616-3-dgilbert@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'hw/net')
| -rw-r--r-- | hw/net/virtio-net.c | 7 |
1 files changed, 2 insertions, 5 deletions
diff --git a/hw/net/virtio-net.c b/hw/net/virtio-net.c index 314f365..97a5113 100644 --- a/hw/net/virtio-net.c +++ b/hw/net/virtio-net.c @@ -1490,12 +1490,9 @@ static ssize_t virtio_net_receive_rcu(NetClientState *nc, const uint8_t *buf, static ssize_t virtio_net_do_receive(NetClientState *nc, const uint8_t *buf, size_t size) { - ssize_t r; + RCU_READ_LOCK_GUARD(); - rcu_read_lock(); - r = virtio_net_receive_rcu(nc, buf, size); - rcu_read_unlock(); - return r; + return virtio_net_receive_rcu(nc, buf, size); } static void virtio_net_rsc_extract_unit4(VirtioNetRscChain *chain, |