diff options
author | KY Srinivasan <kys@microsoft.com> | 2015-12-01 16:43:04 -0800 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2015-12-02 23:43:23 -0500 |
commit | 934d202255ecd03d1f48b1031a2e03cb647e73d9 (patch) | |
tree | 82dd97b90a42195f8016a577787246ef28a16523 /drivers/net/hyperv/hyperv_net.h | |
parent | 22e9dd249bd4bcf338c282d90df08ccf5dbfbee2 (diff) | |
download | linux-934d202255ecd03d1f48b1031a2e03cb647e73d9.tar.bz2 |
hv_netvsc: Rearrange the hv_negtvsc_packet to be space efficient
Rearrange the elements of struct hv_negtvsc_packet for optimal layout -
eliminate unnecessary padding.
Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Reviewed-by: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/hyperv/hyperv_net.h')
-rw-r--r-- | drivers/net/hyperv/hyperv_net.h | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/drivers/net/hyperv/hyperv_net.h b/drivers/net/hyperv/hyperv_net.h index 5f0a21fe0fb4..3f66a23dd94f 100644 --- a/drivers/net/hyperv/hyperv_net.h +++ b/drivers/net/hyperv/hyperv_net.h @@ -128,32 +128,34 @@ struct ndis_tcp_ip_checksum_info; struct hv_netvsc_packet { /* Bookkeeping stuff */ u8 status; - u8 is_data_pkt; u8 xmit_more; /* from skb */ u8 cp_partial; /* partial copy into send buffer */ - u16 vlan_tci; + u8 rmsg_size; /* RNDIS header and PPI size */ + u8 rmsg_pgcnt; /* page count of RNDIS header and PPI */ + u8 page_buf_cnt; + u8 pad0; + u16 vlan_tci; u16 q_idx; + u32 send_buf_index; + + u32 total_data_buflen; + u32 pad1; + struct vmbus_channel *channel; u64 send_completion_tid; void *send_completion_ctx; void (*send_completion)(void *context); - u32 send_buf_index; /* This points to the memory after page_buf */ struct rndis_message *rndis_msg; - u8 rmsg_size; /* RNDIS header and PPI size */ - u8 rmsg_pgcnt; /* page count of RNDIS header and PPI */ - - u32 total_data_buflen; /* Points to the send/receive buffer where the ethernet frame is */ void *data; - u8 page_buf_cnt; struct hv_page_buffer *page_buf; }; |