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net: tap: use qemu_set_nonblock

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The fcntl will change the flags directly, use qemu_set_nonblock()
instead.

Reviewed-by: Daniel P. Berrangé <berrange@redhat.com>
Acked-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Li Qiang <liq3ea@gmail.com>
Signed-off-by: Jason Wang <jasowang@redhat.com>
This commit is contained in:
Li Qiang 2018-11-21 03:21:59 -08:00 committed by Jason Wang
parent c6bf50ff72
commit ab79237a15
1 changed files with 5 additions and 5 deletions
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10
net/tap.c
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@ -592,7 +592,7 @@ int net_init_bridge(const Netdev *netdev, const char *name,
return -1; return -1;
} }
fcntl(fd, F_SETFL, O_NONBLOCK); qemu_set_nonblock(fd);
vnet_hdr = tap_probe_vnet_hdr(fd); vnet_hdr = tap_probe_vnet_hdr(fd);
s = net_tap_fd_init(peer, "bridge", name, fd, vnet_hdr); s = net_tap_fd_init(peer, "bridge", name, fd, vnet_hdr);
@ -707,7 +707,7 @@ static void net_init_tap_one(const NetdevTapOptions *tap, NetClientState *peer,
} }
return; return;
} }
fcntl(vhostfd, F_SETFL, O_NONBLOCK); qemu_set_nonblock(vhostfd);
} }
options.opaque = (void *)(uintptr_t)vhostfd; options.opaque = (void *)(uintptr_t)vhostfd;
@ -791,7 +791,7 @@ int net_init_tap(const Netdev *netdev, const char *name,
return -1; return -1;
} }
fcntl(fd, F_SETFL, O_NONBLOCK); qemu_set_nonblock(fd);
vnet_hdr = tap_probe_vnet_hdr(fd); vnet_hdr = tap_probe_vnet_hdr(fd);
@ -839,7 +839,7 @@ int net_init_tap(const Netdev *netdev, const char *name,
goto free_fail; goto free_fail;
} }
fcntl(fd, F_SETFL, O_NONBLOCK); qemu_set_nonblock(fd);
if (i == 0) { if (i == 0) {
vnet_hdr = tap_probe_vnet_hdr(fd); vnet_hdr = tap_probe_vnet_hdr(fd);
@ -887,7 +887,7 @@ free_fail:
return -1; return -1;
} }
fcntl(fd, F_SETFL, O_NONBLOCK); qemu_set_nonblock(fd);
vnet_hdr = tap_probe_vnet_hdr(fd); vnet_hdr = tap_probe_vnet_hdr(fd);
net_init_tap_one(tap, peer, "bridge", name, ifname, net_init_tap_one(tap, peer, "bridge", name, ifname,