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| author | Duan Jiong <duanj.fnst@cn.fujitsu.com> | 2013-12-06 13:29:36 +0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2013-12-06 12:51:39 -0500 |
| commit | 22781a5b9cd8aa58908eec8e269643559335f455 (patch) | |
| tree | ed8713649c0478518418ae581e72169ff617f55e /net/packet | |
| parent | 92d4ea6e412a023434b477c04fd5632aefb233d4 (diff) | |
| download | linux-22781a5b9cd8aa58908eec8e269643559335f455.tar.gz linux-22781a5b9cd8aa58908eec8e269643559335f455.tar.bz2 linux-22781a5b9cd8aa58908eec8e269643559335f455.zip | |
packet: use macro GET_PBDQC_FROM_RB to simplify the codes
Signed-off-by: Duan Jiong <duanj.fnst@cn.fujitsu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/packet')
| -rw-r--r-- | net/packet/af_packet.c | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c index ba2548bd85bf..c235da940019 100644 --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -437,7 +437,8 @@ static void prb_shutdown_retire_blk_timer(struct packet_sock *po, { struct tpacket_kbdq_core *pkc; - pkc = tx_ring ? &po->tx_ring.prb_bdqc : &po->rx_ring.prb_bdqc; + pkc = tx_ring ? GET_PBDQC_FROM_RB(&po->tx_ring) : + GET_PBDQC_FROM_RB(&po->rx_ring); spin_lock_bh(&rb_queue->lock); pkc->delete_blk_timer = 1; @@ -463,7 +464,8 @@ static void prb_setup_retire_blk_timer(struct packet_sock *po, int tx_ring) if (tx_ring) BUG(); - pkc = tx_ring ? &po->tx_ring.prb_bdqc : &po->rx_ring.prb_bdqc; + pkc = tx_ring ? GET_PBDQC_FROM_RB(&po->tx_ring) : + GET_PBDQC_FROM_RB(&po->rx_ring); prb_init_blk_timer(po, pkc, prb_retire_rx_blk_timer_expired); } @@ -521,7 +523,7 @@ static void init_prb_bdqc(struct packet_sock *po, struct pgv *pg_vec, union tpacket_req_u *req_u, int tx_ring) { - struct tpacket_kbdq_core *p1 = &rb->prb_bdqc; + struct tpacket_kbdq_core *p1 = GET_PBDQC_FROM_RB(rb); struct tpacket_block_desc *pbd; memset(p1, 0x0, sizeof(*p1)); @@ -585,7 +587,7 @@ static void _prb_refresh_rx_retire_blk_timer(struct tpacket_kbdq_core *pkc) static void prb_retire_rx_blk_timer_expired(unsigned long data) { struct packet_sock *po = (struct packet_sock *)data; - struct tpacket_kbdq_core *pkc = &po->rx_ring.prb_bdqc; + struct tpacket_kbdq_core *pkc = GET_PBDQC_FROM_RB(&po->rx_ring); unsigned int frozen; struct tpacket_block_desc *pbd; |