diff options
Diffstat (limited to 'sys/dev/xen/netfront/netfront.c')
-rw-r--r-- | sys/dev/xen/netfront/netfront.c | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/sys/dev/xen/netfront/netfront.c b/sys/dev/xen/netfront/netfront.c index 1fadee4..9ff872c 100644 --- a/sys/dev/xen/netfront/netfront.c +++ b/sys/dev/xen/netfront/netfront.c @@ -134,6 +134,7 @@ static const int MODPARM_rx_flip = 0; * to mirror the Linux MAX_SKB_FRAGS constant. */ #define MAX_TX_REQ_FRAGS (65536 / PAGE_SIZE + 2) +#define NF_TSO_MAXBURST ((IP_MAXPACKET / PAGE_SIZE) * MCLBYTES) #define RX_COPY_THRESHOLD 256 @@ -2101,10 +2102,7 @@ create_netdev(device_t dev) ifp->if_hwassist = XN_CSUM_FEATURES; ifp->if_capabilities = IFCAP_HWCSUM; - ifp->if_hw_tsomax = IF_HW_TSOMAX_BUILD_VALUE( - 65535 - (ETHER_HDR_LEN + ETHER_VLAN_ENCAP_LEN) /* bytes */, - MAX_TX_REQ_FRAGS /* maximum frag count */, - PAGE_SHIFT /* PAGE_SIZE frag size */); + ifp->if_hw_tsomax = NF_TSO_MAXBURST; ether_ifattach(ifp, np->mac); callout_init(&np->xn_stat_ch, CALLOUT_MPSAFE); |