Commit 32d60277 authored by Jakub Kicinski's avatar Jakub Kicinski Committed by David S. Miller

xdp: pass XDP flags into install handlers

Pass XDP flags to the xdp ndo.  This will allow drivers to look
at the mode flags and make decisions about offload.
Signed-off-by: default avatarJakub Kicinski <jakub.kicinski@netronome.com>
Acked-by: default avatarDaniel Borkmann <daniel@iogearbox.net>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 9bd780f5
...@@ -820,6 +820,7 @@ struct netdev_xdp { ...@@ -820,6 +820,7 @@ struct netdev_xdp {
union { union {
/* XDP_SETUP_PROG */ /* XDP_SETUP_PROG */
struct { struct {
u32 flags;
struct bpf_prog *prog; struct bpf_prog *prog;
struct netlink_ext_ack *extack; struct netlink_ext_ack *extack;
}; };
......
...@@ -6951,7 +6951,7 @@ bool __dev_xdp_attached(struct net_device *dev, xdp_op_t xdp_op, ...@@ -6951,7 +6951,7 @@ bool __dev_xdp_attached(struct net_device *dev, xdp_op_t xdp_op,
} }
static int dev_xdp_install(struct net_device *dev, xdp_op_t xdp_op, static int dev_xdp_install(struct net_device *dev, xdp_op_t xdp_op,
struct netlink_ext_ack *extack, struct netlink_ext_ack *extack, u32 flags,
struct bpf_prog *prog) struct bpf_prog *prog)
{ {
struct netdev_xdp xdp; struct netdev_xdp xdp;
...@@ -6959,6 +6959,7 @@ static int dev_xdp_install(struct net_device *dev, xdp_op_t xdp_op, ...@@ -6959,6 +6959,7 @@ static int dev_xdp_install(struct net_device *dev, xdp_op_t xdp_op,
memset(&xdp, 0, sizeof(xdp)); memset(&xdp, 0, sizeof(xdp));
xdp.command = XDP_SETUP_PROG; xdp.command = XDP_SETUP_PROG;
xdp.extack = extack; xdp.extack = extack;
xdp.flags = flags;
xdp.prog = prog; xdp.prog = prog;
return xdp_op(dev, &xdp); return xdp_op(dev, &xdp);
...@@ -7003,7 +7004,7 @@ int dev_change_xdp_fd(struct net_device *dev, struct netlink_ext_ack *extack, ...@@ -7003,7 +7004,7 @@ int dev_change_xdp_fd(struct net_device *dev, struct netlink_ext_ack *extack,
return PTR_ERR(prog); return PTR_ERR(prog);
} }
err = dev_xdp_install(dev, xdp_op, extack, prog); err = dev_xdp_install(dev, xdp_op, extack, flags, prog);
if (err < 0 && prog) if (err < 0 && prog)
bpf_prog_put(prog); bpf_prog_put(prog);
......
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