Hi Fupan,
> By now kernel only supported creating bluetooth socket in init_net
> net namespace, which made bluetooth device cannot be accessed in
> containers, this patch made bluetooth socket can be created in
> net namespaces to fix this issue.
>
> Signed-off-by: Fupan Li <fupan.li@xxxxxxxxxxxxx>
> ---
> net/bluetooth/af_bluetooth.c | 2 +-
> net/bluetooth/bnep/sock.c | 4 ++--
> net/bluetooth/cmtp/sock.c | 4 ++--
> net/bluetooth/hci_sock.c | 4 ++--
> net/bluetooth/hidp/sock.c | 4 ++--
> net/bluetooth/l2cap_sock.c | 4 ++--
> net/bluetooth/rfcomm/core.c | 2 +-
> net/bluetooth/rfcomm/sock.c | 4 ++--
> net/bluetooth/sco.c | 4 ++--
> 9 files changed, 16 insertions(+), 16 deletions(-)
>
> diff --git a/net/bluetooth/af_bluetooth.c b/net/bluetooth/af_bluetooth.c
> index 91e3ba280706..eec5ac17faee 100644
> --- a/net/bluetooth/af_bluetooth.c
> +++ b/net/bluetooth/af_bluetooth.c
> @@ -113,7 +113,7 @@ static int bt_sock_create(struct net *net, struct socket *sock, int proto,
> {
> int err;
>
> - if (net != &init_net)
> + if (!net_eq(net, current->nsproxy->net_ns))
> return -EAFNOSUPPORT;
before I apply such a patch, what is the actual change here. What impact does this have? Are things like Bluetooth mgmt sockets still operating correctly after this? We have no support for move a Bluetooth controller into a container. The Bluetooth hardware is global.
Regards
Marcel
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