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Open Source and information security mailing list archives
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Date: Thu, 17 May 2012 08:46:25 +0100
From: James Chapman <jchapman@...alix.com>
To: Joe Perches <joe@...ches.com>
CC: "David S. Miller" <davem@...emloft.net>, netdev@...r.kernel.org,
linux-kernel@...r.kernel.org
Subject: Re: [PATCH net-next] net: l2tp: Standardize logging styles
This is a good improvement. Thanks!
Signed-off-by: James Chapman <jchapman@...alix.com>
On 16/05/12 20:55, Joe Perches wrote:
> Use more current logging styles.
>
> Add pr_fmt to prefix output appropriately.
> Convert printks to pr_<level>.
> Convert PRINTK macros to new l2tp_<level> macros.
> Neaten some <foo>_refcount debugging macros.
> Use print_hex_dump_bytes instead of hand-coded loops.
> Coalesce formats and align arguments.
>
> Some KERN_DEBUG output is not now emitted unless
> dynamic_debugging is enabled.
>
> Signed-off-by: Joe Perches <joe@...ches.com>
> ---
> net/l2tp/l2tp_core.c | 216 ++++++++++++++++++++++-------------------------
> net/l2tp/l2tp_core.h | 35 ++++++--
> net/l2tp/l2tp_debugfs.c | 6 +-
> net/l2tp/l2tp_eth.c | 15 +--
> net/l2tp/l2tp_ip.c | 15 +--
> net/l2tp/l2tp_ip6.c | 15 +--
> net/l2tp/l2tp_netlink.c | 4 +-
> net/l2tp/l2tp_ppp.c | 128 ++++++++++++++--------------
> 8 files changed, 213 insertions(+), 221 deletions(-)
>
> diff --git a/net/l2tp/l2tp_core.c b/net/l2tp/l2tp_core.c
> index 0d6aedc..32b2155 100644
> --- a/net/l2tp/l2tp_core.c
> +++ b/net/l2tp/l2tp_core.c
> @@ -18,6 +18,8 @@
> * published by the Free Software Foundation.
> */
>
> +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
> +
> #include <linux/module.h>
> #include <linux/string.h>
> #include <linux/list.h>
> @@ -86,12 +88,6 @@
> /* Default trace flags */
> #define L2TP_DEFAULT_DEBUG_FLAGS 0
>
> -#define PRINTK(_mask, _type, _lvl, _fmt, args...) \
> - do { \
> - if ((_mask) & (_type)) \
> - printk(_lvl "L2TP: " _fmt, ##args); \
> - } while (0)
> -
> /* Private data stored for received packets in the skb.
> */
> struct l2tp_skb_cb {
> @@ -141,14 +137,20 @@ static inline void l2tp_tunnel_dec_refcount_1(struct l2tp_tunnel *tunnel)
> l2tp_tunnel_free(tunnel);
> }
> #ifdef L2TP_REFCNT_DEBUG
> -#define l2tp_tunnel_inc_refcount(_t) do { \
> - printk(KERN_DEBUG "l2tp_tunnel_inc_refcount: %s:%d %s: cnt=%d\n", __func__, __LINE__, (_t)->name, atomic_read(&_t->ref_count)); \
> - l2tp_tunnel_inc_refcount_1(_t); \
> - } while (0)
> -#define l2tp_tunnel_dec_refcount(_t) do { \
> - printk(KERN_DEBUG "l2tp_tunnel_dec_refcount: %s:%d %s: cnt=%d\n", __func__, __LINE__, (_t)->name, atomic_read(&_t->ref_count)); \
> - l2tp_tunnel_dec_refcount_1(_t); \
> - } while (0)
> +#define l2tp_tunnel_inc_refcount(_t) \
> +do { \
> + pr_debug("l2tp_tunnel_inc_refcount: %s:%d %s: cnt=%d\n", \
> + __func__, __LINE__, (_t)->name, \
> + atomic_read(&_t->ref_count)); \
> + l2tp_tunnel_inc_refcount_1(_t); \
> +} while (0)
> +#define l2tp_tunnel_dec_refcount(_t)
> +do { \
> + pr_debug("l2tp_tunnel_dec_refcount: %s:%d %s: cnt=%d\n", \
> + __func__, __LINE__, (_t)->name, \
> + atomic_read(&_t->ref_count)); \
> + l2tp_tunnel_dec_refcount_1(_t); \
> +} while (0)
> #else
> #define l2tp_tunnel_inc_refcount(t) l2tp_tunnel_inc_refcount_1(t)
> #define l2tp_tunnel_dec_refcount(t) l2tp_tunnel_dec_refcount_1(t)
> @@ -337,10 +339,10 @@ static void l2tp_recv_queue_skb(struct l2tp_session *session, struct sk_buff *sk
> skb_queue_walk_safe(&session->reorder_q, skbp, tmp) {
> if (L2TP_SKB_CB(skbp)->ns > ns) {
> __skb_queue_before(&session->reorder_q, skbp, skb);
> - PRINTK(session->debug, L2TP_MSG_SEQ, KERN_DEBUG,
> - "%s: pkt %hu, inserted before %hu, reorder_q len=%d\n",
> - session->name, ns, L2TP_SKB_CB(skbp)->ns,
> - skb_queue_len(&session->reorder_q));
> + l2tp_dbg(session, L2TP_MSG_SEQ,
> + "%s: pkt %hu, inserted before %hu, reorder_q len=%d\n",
> + session->name, ns, L2TP_SKB_CB(skbp)->ns,
> + skb_queue_len(&session->reorder_q));
> u64_stats_update_begin(&sstats->syncp);
> sstats->rx_oos_packets++;
> u64_stats_update_end(&sstats->syncp);
> @@ -386,8 +388,8 @@ static void l2tp_recv_dequeue_skb(struct l2tp_session *session, struct sk_buff *
> else
> session->nr &= 0xffffff;
>
> - PRINTK(session->debug, L2TP_MSG_SEQ, KERN_DEBUG,
> - "%s: updated nr to %hu\n", session->name, session->nr);
> + l2tp_dbg(session, L2TP_MSG_SEQ, "%s: updated nr to %hu\n",
> + session->name, session->nr);
> }
>
> /* call private receive handler */
> @@ -422,12 +424,11 @@ start:
> sstats->rx_seq_discards++;
> sstats->rx_errors++;
> u64_stats_update_end(&sstats->syncp);
> - PRINTK(session->debug, L2TP_MSG_SEQ, KERN_DEBUG,
> - "%s: oos pkt %u len %d discarded (too old), "
> - "waiting for %u, reorder_q_len=%d\n",
> - session->name, L2TP_SKB_CB(skb)->ns,
> - L2TP_SKB_CB(skb)->length, session->nr,
> - skb_queue_len(&session->reorder_q));
> + l2tp_dbg(session, L2TP_MSG_SEQ,
> + "%s: oos pkt %u len %d discarded (too old), waiting for %u, reorder_q_len=%d\n",
> + session->name, L2TP_SKB_CB(skb)->ns,
> + L2TP_SKB_CB(skb)->length, session->nr,
> + skb_queue_len(&session->reorder_q));
> session->reorder_skip = 1;
> __skb_unlink(skb, &session->reorder_q);
> kfree_skb(skb);
> @@ -438,20 +439,19 @@ start:
>
> if (L2TP_SKB_CB(skb)->has_seq) {
> if (session->reorder_skip) {
> - PRINTK(session->debug, L2TP_MSG_SEQ, KERN_DEBUG,
> - "%s: advancing nr to next pkt: %u -> %u",
> - session->name, session->nr,
> - L2TP_SKB_CB(skb)->ns);
> + l2tp_dbg(session, L2TP_MSG_SEQ,
> + "%s: advancing nr to next pkt: %u -> %u",
> + session->name, session->nr,
> + L2TP_SKB_CB(skb)->ns);
> session->reorder_skip = 0;
> session->nr = L2TP_SKB_CB(skb)->ns;
> }
> if (L2TP_SKB_CB(skb)->ns != session->nr) {
> - PRINTK(session->debug, L2TP_MSG_SEQ, KERN_DEBUG,
> - "%s: holding oos pkt %u len %d, "
> - "waiting for %u, reorder_q_len=%d\n",
> - session->name, L2TP_SKB_CB(skb)->ns,
> - L2TP_SKB_CB(skb)->length, session->nr,
> - skb_queue_len(&session->reorder_q));
> + l2tp_dbg(session, L2TP_MSG_SEQ,
> + "%s: holding oos pkt %u len %d, waiting for %u, reorder_q_len=%d\n",
> + session->name, L2TP_SKB_CB(skb)->ns,
> + L2TP_SKB_CB(skb)->length, session->nr,
> + skb_queue_len(&session->reorder_q));
> goto out;
> }
> }
> @@ -595,9 +595,10 @@ void l2tp_recv_common(struct l2tp_session *session, struct sk_buff *skb,
> /* Parse and check optional cookie */
> if (session->peer_cookie_len > 0) {
> if (memcmp(ptr, &session->peer_cookie[0], session->peer_cookie_len)) {
> - PRINTK(tunnel->debug, L2TP_MSG_DATA, KERN_INFO,
> - "%s: cookie mismatch (%u/%u). Discarding.\n",
> - tunnel->name, tunnel->tunnel_id, session->session_id);
> + l2tp_info(tunnel, L2TP_MSG_DATA,
> + "%s: cookie mismatch (%u/%u). Discarding.\n",
> + tunnel->name, tunnel->tunnel_id,
> + session->session_id);
> u64_stats_update_begin(&sstats->syncp);
> sstats->rx_cookie_discards++;
> u64_stats_update_end(&sstats->syncp);
> @@ -626,9 +627,9 @@ void l2tp_recv_common(struct l2tp_session *session, struct sk_buff *skb,
> L2TP_SKB_CB(skb)->ns = ns;
> L2TP_SKB_CB(skb)->has_seq = 1;
>
> - PRINTK(session->debug, L2TP_MSG_SEQ, KERN_DEBUG,
> - "%s: recv data ns=%u, nr=%u, session nr=%u\n",
> - session->name, ns, nr, session->nr);
> + l2tp_dbg(session, L2TP_MSG_SEQ,
> + "%s: recv data ns=%u, nr=%u, session nr=%u\n",
> + session->name, ns, nr, session->nr);
> }
> } else if (session->l2specific_type == L2TP_L2SPECTYPE_DEFAULT) {
> u32 l2h = ntohl(*(__be32 *) ptr);
> @@ -640,9 +641,9 @@ void l2tp_recv_common(struct l2tp_session *session, struct sk_buff *skb,
> L2TP_SKB_CB(skb)->ns = ns;
> L2TP_SKB_CB(skb)->has_seq = 1;
>
> - PRINTK(session->debug, L2TP_MSG_SEQ, KERN_DEBUG,
> - "%s: recv data ns=%u, session nr=%u\n",
> - session->name, ns, session->nr);
> + l2tp_dbg(session, L2TP_MSG_SEQ,
> + "%s: recv data ns=%u, session nr=%u\n",
> + session->name, ns, session->nr);
> }
> }
>
> @@ -655,9 +656,9 @@ void l2tp_recv_common(struct l2tp_session *session, struct sk_buff *skb,
> * configure it so.
> */
> if ((!session->lns_mode) && (!session->send_seq)) {
> - PRINTK(session->debug, L2TP_MSG_SEQ, KERN_INFO,
> - "%s: requested to enable seq numbers by LNS\n",
> - session->name);
> + l2tp_info(session, L2TP_MSG_SEQ,
> + "%s: requested to enable seq numbers by LNS\n",
> + session->name);
> session->send_seq = -1;
> l2tp_session_set_header_len(session, tunnel->version);
> }
> @@ -666,9 +667,9 @@ void l2tp_recv_common(struct l2tp_session *session, struct sk_buff *skb,
> * If user has configured mandatory sequence numbers, discard.
> */
> if (session->recv_seq) {
> - PRINTK(session->debug, L2TP_MSG_SEQ, KERN_WARNING,
> - "%s: recv data has no seq numbers when required. "
> - "Discarding\n", session->name);
> + l2tp_warn(session, L2TP_MSG_SEQ,
> + "%s: recv data has no seq numbers when required. Discarding.\n",
> + session->name);
> u64_stats_update_begin(&sstats->syncp);
> sstats->rx_seq_discards++;
> u64_stats_update_end(&sstats->syncp);
> @@ -681,15 +682,15 @@ void l2tp_recv_common(struct l2tp_session *session, struct sk_buff *skb,
> * LAC is broken. Discard the frame.
> */
> if ((!session->lns_mode) && (session->send_seq)) {
> - PRINTK(session->debug, L2TP_MSG_SEQ, KERN_INFO,
> - "%s: requested to disable seq numbers by LNS\n",
> - session->name);
> + l2tp_info(session, L2TP_MSG_SEQ,
> + "%s: requested to disable seq numbers by LNS\n",
> + session->name);
> session->send_seq = 0;
> l2tp_session_set_header_len(session, tunnel->version);
> } else if (session->send_seq) {
> - PRINTK(session->debug, L2TP_MSG_SEQ, KERN_WARNING,
> - "%s: recv data has no seq numbers when required. "
> - "Discarding\n", session->name);
> + l2tp_warn(session, L2TP_MSG_SEQ,
> + "%s: recv data has no seq numbers when required. Discarding.\n",
> + session->name);
> u64_stats_update_begin(&sstats->syncp);
> sstats->rx_seq_discards++;
> u64_stats_update_end(&sstats->syncp);
> @@ -749,12 +750,11 @@ void l2tp_recv_common(struct l2tp_session *session, struct sk_buff *skb,
> u64_stats_update_begin(&sstats->syncp);
> sstats->rx_seq_discards++;
> u64_stats_update_end(&sstats->syncp);
> - PRINTK(session->debug, L2TP_MSG_SEQ, KERN_DEBUG,
> - "%s: oos pkt %u len %d discarded, "
> - "waiting for %u, reorder_q_len=%d\n",
> - session->name, L2TP_SKB_CB(skb)->ns,
> - L2TP_SKB_CB(skb)->length, session->nr,
> - skb_queue_len(&session->reorder_q));
> + l2tp_dbg(session, L2TP_MSG_SEQ,
> + "%s: oos pkt %u len %d discarded, waiting for %u, reorder_q_len=%d\n",
> + session->name, L2TP_SKB_CB(skb)->ns,
> + L2TP_SKB_CB(skb)->length, session->nr,
> + skb_queue_len(&session->reorder_q));
> goto discard;
> }
> skb_queue_tail(&session->reorder_q, skb);
> @@ -800,7 +800,6 @@ static int l2tp_udp_recv_core(struct l2tp_tunnel *tunnel, struct sk_buff *skb,
> unsigned char *ptr, *optr;
> u16 hdrflags;
> u32 tunnel_id, session_id;
> - int offset;
> u16 version;
> int length;
> struct l2tp_stats *tstats;
> @@ -813,8 +812,9 @@ static int l2tp_udp_recv_core(struct l2tp_tunnel *tunnel, struct sk_buff *skb,
>
> /* Short packet? */
> if (!pskb_may_pull(skb, L2TP_HDR_SIZE_SEQ)) {
> - PRINTK(tunnel->debug, L2TP_MSG_DATA, KERN_INFO,
> - "%s: recv short packet (len=%d)\n", tunnel->name, skb->len);
> + l2tp_info(tunnel, L2TP_MSG_DATA,
> + "%s: recv short packet (len=%d)\n",
> + tunnel->name, skb->len);
> goto error;
> }
>
> @@ -824,14 +824,8 @@ static int l2tp_udp_recv_core(struct l2tp_tunnel *tunnel, struct sk_buff *skb,
> if (!pskb_may_pull(skb, length))
> goto error;
>
> - printk(KERN_DEBUG "%s: recv: ", tunnel->name);
> -
> - offset = 0;
> - do {
> - printk(" %02X", skb->data[offset]);
> - } while (++offset < length);
> -
> - printk("\n");
> + pr_debug("%s: recv\n", tunnel->name);
> + print_hex_dump_bytes("", DUMP_PREFIX_OFFSET, skb->data, length);
> }
>
> /* Point to L2TP header */
> @@ -843,9 +837,9 @@ static int l2tp_udp_recv_core(struct l2tp_tunnel *tunnel, struct sk_buff *skb,
> /* Check protocol version */
> version = hdrflags & L2TP_HDR_VER_MASK;
> if (version != tunnel->version) {
> - PRINTK(tunnel->debug, L2TP_MSG_DATA, KERN_INFO,
> - "%s: recv protocol version mismatch: got %d expected %d\n",
> - tunnel->name, version, tunnel->version);
> + l2tp_info(tunnel, L2TP_MSG_DATA,
> + "%s: recv protocol version mismatch: got %d expected %d\n",
> + tunnel->name, version, tunnel->version);
> goto error;
> }
>
> @@ -854,8 +848,9 @@ static int l2tp_udp_recv_core(struct l2tp_tunnel *tunnel, struct sk_buff *skb,
>
> /* If type is control packet, it is handled by userspace. */
> if (hdrflags & L2TP_HDRFLAG_T) {
> - PRINTK(tunnel->debug, L2TP_MSG_DATA, KERN_DEBUG,
> - "%s: recv control packet, len=%d\n", tunnel->name, length);
> + l2tp_dbg(tunnel, L2TP_MSG_DATA,
> + "%s: recv control packet, len=%d\n",
> + tunnel->name, length);
> goto error;
> }
>
> @@ -883,9 +878,9 @@ static int l2tp_udp_recv_core(struct l2tp_tunnel *tunnel, struct sk_buff *skb,
> session = l2tp_session_find(tunnel->l2tp_net, tunnel, session_id);
> if (!session || !session->recv_skb) {
> /* Not found? Pass to userspace to deal with */
> - PRINTK(tunnel->debug, L2TP_MSG_DATA, KERN_INFO,
> - "%s: no session found (%u/%u). Passing up.\n",
> - tunnel->name, tunnel_id, session_id);
> + l2tp_info(tunnel, L2TP_MSG_DATA,
> + "%s: no session found (%u/%u). Passing up.\n",
> + tunnel->name, tunnel_id, session_id);
> goto error;
> }
>
> @@ -925,8 +920,8 @@ int l2tp_udp_encap_recv(struct sock *sk, struct sk_buff *skb)
> if (tunnel == NULL)
> goto pass_up;
>
> - PRINTK(tunnel->debug, L2TP_MSG_DATA, KERN_DEBUG,
> - "%s: received %d bytes\n", tunnel->name, skb->len);
> + l2tp_dbg(tunnel, L2TP_MSG_DATA, "%s: received %d bytes\n",
> + tunnel->name, skb->len);
>
> if (l2tp_udp_recv_core(tunnel, skb, tunnel->recv_payload_hook))
> goto pass_up_put;
> @@ -968,8 +963,8 @@ static int l2tp_build_l2tpv2_header(struct l2tp_session *session, void *buf)
> *bufp++ = 0;
> session->ns++;
> session->ns &= 0xffff;
> - PRINTK(session->debug, L2TP_MSG_SEQ, KERN_DEBUG,
> - "%s: updated ns to %u\n", session->name, session->ns);
> + l2tp_dbg(session, L2TP_MSG_SEQ, "%s: updated ns to %u\n",
> + session->name, session->ns);
> }
>
> return bufp - optr;
> @@ -1005,8 +1000,9 @@ static int l2tp_build_l2tpv3_header(struct l2tp_session *session, void *buf)
> l2h = 0x40000000 | session->ns;
> session->ns++;
> session->ns &= 0xffffff;
> - PRINTK(session->debug, L2TP_MSG_SEQ, KERN_DEBUG,
> - "%s: updated ns to %u\n", session->name, session->ns);
> + l2tp_dbg(session, L2TP_MSG_SEQ,
> + "%s: updated ns to %u\n",
> + session->name, session->ns);
> }
>
> *((__be32 *) bufp) = htonl(l2h);
> @@ -1029,27 +1025,19 @@ static int l2tp_xmit_core(struct l2tp_session *session, struct sk_buff *skb,
>
> /* Debug */
> if (session->send_seq)
> - PRINTK(session->debug, L2TP_MSG_DATA, KERN_DEBUG,
> - "%s: send %Zd bytes, ns=%u\n", session->name,
> - data_len, session->ns - 1);
> + l2tp_dbg(session, L2TP_MSG_DATA, "%s: send %Zd bytes, ns=%u\n",
> + session->name, data_len, session->ns - 1);
> else
> - PRINTK(session->debug, L2TP_MSG_DATA, KERN_DEBUG,
> - "%s: send %Zd bytes\n", session->name, data_len);
> + l2tp_dbg(session, L2TP_MSG_DATA, "%s: send %Zd bytes\n",
> + session->name, data_len);
>
> if (session->debug & L2TP_MSG_DATA) {
> - int i;
> int uhlen = (tunnel->encap == L2TP_ENCAPTYPE_UDP) ? sizeof(struct udphdr) : 0;
> unsigned char *datap = skb->data + uhlen;
>
> - printk(KERN_DEBUG "%s: xmit:", session->name);
> - for (i = 0; i < (len - uhlen); i++) {
> - printk(" %02X", *datap++);
> - if (i == 31) {
> - printk(" ...");
> - break;
> - }
> - }
> - printk("\n");
> + pr_debug("%s: xmit\n", session->name);
> + print_hex_dump_bytes("", DUMP_PREFIX_OFFSET,
> + datap, min_t(size_t, 32, len - uhlen));
> }
>
> /* Queue the packet to IP for output */
> @@ -1248,8 +1236,7 @@ static void l2tp_tunnel_destruct(struct sock *sk)
> if (tunnel == NULL)
> goto end;
>
> - PRINTK(tunnel->debug, L2TP_MSG_CONTROL, KERN_INFO,
> - "%s: closing...\n", tunnel->name);
> + l2tp_info(tunnel, L2TP_MSG_CONTROL, "%s: closing...\n", tunnel->name);
>
> /* Close all sessions */
> l2tp_tunnel_closeall(tunnel);
> @@ -1291,8 +1278,8 @@ static void l2tp_tunnel_closeall(struct l2tp_tunnel *tunnel)
>
> BUG_ON(tunnel == NULL);
>
> - PRINTK(tunnel->debug, L2TP_MSG_CONTROL, KERN_INFO,
> - "%s: closing all sessions...\n", tunnel->name);
> + l2tp_info(tunnel, L2TP_MSG_CONTROL, "%s: closing all sessions...\n",
> + tunnel->name);
>
> write_lock_bh(&tunnel->hlist_lock);
> for (hash = 0; hash < L2TP_HASH_SIZE; hash++) {
> @@ -1300,8 +1287,8 @@ again:
> hlist_for_each_safe(walk, tmp, &tunnel->session_hlist[hash]) {
> session = hlist_entry(walk, struct l2tp_session, hlist);
>
> - PRINTK(session->debug, L2TP_MSG_CONTROL, KERN_INFO,
> - "%s: closing session\n", session->name);
> + l2tp_info(session, L2TP_MSG_CONTROL,
> + "%s: closing session\n", session->name);
>
> hlist_del_init(&session->hlist);
>
> @@ -1354,8 +1341,7 @@ static void l2tp_tunnel_free(struct l2tp_tunnel *tunnel)
> BUG_ON(atomic_read(&tunnel->ref_count) != 0);
> BUG_ON(tunnel->sock != NULL);
>
> - PRINTK(tunnel->debug, L2TP_MSG_CONTROL, KERN_INFO,
> - "%s: free...\n", tunnel->name);
> + l2tp_info(tunnel, L2TP_MSG_CONTROL, "%s: free...\n", tunnel->name);
>
> /* Remove from tunnel list */
> spin_lock_bh(&pn->l2tp_tunnel_list_lock);
> @@ -1536,7 +1522,7 @@ int l2tp_tunnel_create(struct net *net, int fd, int version, u32 tunnel_id, u32
> err = -EBADF;
> sock = sockfd_lookup(fd, &err);
> if (!sock) {
> - printk(KERN_ERR "tunl %hu: sockfd_lookup(fd=%d) returned %d\n",
> + pr_err("tunl %hu: sockfd_lookup(fd=%d) returned %d\n",
> tunnel_id, fd, err);
> goto err;
> }
> @@ -1552,7 +1538,7 @@ int l2tp_tunnel_create(struct net *net, int fd, int version, u32 tunnel_id, u32
> case L2TP_ENCAPTYPE_UDP:
> err = -EPROTONOSUPPORT;
> if (sk->sk_protocol != IPPROTO_UDP) {
> - printk(KERN_ERR "tunl %hu: fd %d wrong protocol, got %d, expected %d\n",
> + pr_err("tunl %hu: fd %d wrong protocol, got %d, expected %d\n",
> tunnel_id, fd, sk->sk_protocol, IPPROTO_UDP);
> goto err;
> }
> @@ -1560,7 +1546,7 @@ int l2tp_tunnel_create(struct net *net, int fd, int version, u32 tunnel_id, u32
> case L2TP_ENCAPTYPE_IP:
> err = -EPROTONOSUPPORT;
> if (sk->sk_protocol != IPPROTO_L2TP) {
> - printk(KERN_ERR "tunl %hu: fd %d wrong protocol, got %d, expected %d\n",
> + pr_err("tunl %hu: fd %d wrong protocol, got %d, expected %d\n",
> tunnel_id, fd, sk->sk_protocol, IPPROTO_L2TP);
> goto err;
> }
> @@ -1868,7 +1854,7 @@ static int __init l2tp_init(void)
> if (rc)
> goto out;
>
> - printk(KERN_INFO "L2TP core driver, %s\n", L2TP_DRV_VERSION);
> + pr_info("L2TP core driver, %s\n", L2TP_DRV_VERSION);
>
> out:
> return rc;
> diff --git a/net/l2tp/l2tp_core.h b/net/l2tp/l2tp_core.h
> index 9002634..a38ec6c 100644
> --- a/net/l2tp/l2tp_core.h
> +++ b/net/l2tp/l2tp_core.h
> @@ -261,17 +261,36 @@ static inline void l2tp_session_dec_refcount_1(struct l2tp_session *session)
> }
>
> #ifdef L2TP_REFCNT_DEBUG
> -#define l2tp_session_inc_refcount(_s) do { \
> - printk(KERN_DEBUG "l2tp_session_inc_refcount: %s:%d %s: cnt=%d\n", __func__, __LINE__, (_s)->name, atomic_read(&_s->ref_count)); \
> - l2tp_session_inc_refcount_1(_s); \
> - } while (0)
> -#define l2tp_session_dec_refcount(_s) do { \
> - printk(KERN_DEBUG "l2tp_session_dec_refcount: %s:%d %s: cnt=%d\n", __func__, __LINE__, (_s)->name, atomic_read(&_s->ref_count)); \
> - l2tp_session_dec_refcount_1(_s); \
> - } while (0)
> +#define l2tp_session_inc_refcount(_s) \
> +do { \
> + pr_debug("l2tp_session_inc_refcount: %s:%d %s: cnt=%d\n", \
> + __func__, __LINE__, (_s)->name, \
> + atomic_read(&_s->ref_count)); \
> + l2tp_session_inc_refcount_1(_s); \
> +} while (0)
> +#define l2tp_session_dec_refcount(_s) \
> +do { \
> + pr_debug("l2tp_session_dec_refcount: %s:%d %s: cnt=%d\n", \
> + __func__, __LINE__, (_s)->name, \
> + atomic_read(&_s->ref_count)); \
> + l2tp_session_dec_refcount_1(_s); \
> +} while (0)
> #else
> #define l2tp_session_inc_refcount(s) l2tp_session_inc_refcount_1(s)
> #define l2tp_session_dec_refcount(s) l2tp_session_dec_refcount_1(s)
> #endif
>
> +#define l2tp_printk(ptr, type, func, fmt, ...) \
> +do { \
> + if (((ptr)->debug) & (type)) \
> + func(fmt, ##__VA_ARGS__); \
> +} while (0)
> +
> +#define l2tp_warn(ptr, type, fmt, ...) \
> + l2tp_printk(ptr, type, pr_warn, fmt, ##__VA_ARGS__)
> +#define l2tp_info(ptr, type, fmt, ...) \
> + l2tp_printk(ptr, type, pr_info, fmt, ##__VA_ARGS__)
> +#define l2tp_dbg(ptr, type, fmt, ...) \
> + l2tp_printk(ptr, type, pr_debug, fmt, ##__VA_ARGS__)
> +
> #endif /* _L2TP_CORE_H_ */
> diff --git a/net/l2tp/l2tp_debugfs.c b/net/l2tp/l2tp_debugfs.c
> index c0d57ba..c3813bc 100644
> --- a/net/l2tp/l2tp_debugfs.c
> +++ b/net/l2tp/l2tp_debugfs.c
> @@ -9,6 +9,8 @@
> * 2 of the License, or (at your option) any later version.
> */
>
> +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
> +
> #include <linux/module.h>
> #include <linux/skbuff.h>
> #include <linux/socket.h>
> @@ -325,11 +327,11 @@ static int __init l2tp_debugfs_init(void)
> if (tunnels == NULL)
> rc = -EIO;
>
> - printk(KERN_INFO "L2TP debugfs support\n");
> + pr_info("L2TP debugfs support\n");
>
> out:
> if (rc)
> - printk(KERN_WARNING "l2tp debugfs: unable to init\n");
> + pr_warn("unable to init\n");
>
> return rc;
> }
> diff --git a/net/l2tp/l2tp_eth.c b/net/l2tp/l2tp_eth.c
> index 63fe5f3..443591d 100644
> --- a/net/l2tp/l2tp_eth.c
> +++ b/net/l2tp/l2tp_eth.c
> @@ -9,6 +9,8 @@
> * 2 of the License, or (at your option) any later version.
> */
>
> +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
> +
> #include <linux/module.h>
> #include <linux/skbuff.h>
> #include <linux/socket.h>
> @@ -115,21 +117,14 @@ static void l2tp_eth_dev_recv(struct l2tp_session *session, struct sk_buff *skb,
>
> if (session->debug & L2TP_MSG_DATA) {
> unsigned int length;
> - int offset;
> u8 *ptr = skb->data;
>
> length = min(32u, skb->len);
> if (!pskb_may_pull(skb, length))
> goto error;
>
> - printk(KERN_DEBUG "%s: eth recv: ", session->name);
> -
> - offset = 0;
> - do {
> - printk(" %02X", ptr[offset]);
> - } while (++offset < length);
> -
> - printk("\n");
> + pr_debug("%s: eth recv\n", session->name);
> + print_hex_dump_bytes("", DUMP_PREFIX_OFFSET, ptr, length);
> }
>
> if (!pskb_may_pull(skb, sizeof(ETH_HLEN)))
> @@ -308,7 +303,7 @@ static int __init l2tp_eth_init(void)
> if (err)
> goto out_unreg;
>
> - printk(KERN_INFO "L2TP ethernet pseudowire support (L2TPv3)\n");
> + pr_info("L2TP ethernet pseudowire support (L2TPv3)\n");
>
> return 0;
>
> diff --git a/net/l2tp/l2tp_ip.c b/net/l2tp/l2tp_ip.c
> index c89a32f..889f5d1 100644
> --- a/net/l2tp/l2tp_ip.c
> +++ b/net/l2tp/l2tp_ip.c
> @@ -9,6 +9,8 @@
> * 2 of the License, or (at your option) any later version.
> */
>
> +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
> +
> #include <linux/icmp.h>
> #include <linux/module.h>
> #include <linux/skbuff.h>
> @@ -120,7 +122,6 @@ static int l2tp_ip_recv(struct sk_buff *skb)
> struct l2tp_session *session;
> struct l2tp_tunnel *tunnel = NULL;
> int length;
> - int offset;
>
> /* Point to L2TP header */
> optr = ptr = skb->data;
> @@ -155,14 +156,8 @@ static int l2tp_ip_recv(struct sk_buff *skb)
> if (!pskb_may_pull(skb, length))
> goto discard;
>
> - printk(KERN_DEBUG "%s: ip recv: ", tunnel->name);
> -
> - offset = 0;
> - do {
> - printk(" %02X", ptr[offset]);
> - } while (++offset < length);
> -
> - printk("\n");
> + pr_debug("%s: ip recv\n", tunnel->name);
> + print_hex_dump_bytes("", DUMP_PREFIX_OFFSET, ptr, length);
> }
>
> l2tp_recv_common(session, skb, ptr, optr, 0, skb->len, tunnel->recv_payload_hook);
> @@ -593,7 +588,7 @@ static int __init l2tp_ip_init(void)
> {
> int err;
>
> - printk(KERN_INFO "L2TP IP encapsulation support (L2TPv3)\n");
> + pr_info("L2TP IP encapsulation support (L2TPv3)\n");
>
> err = proto_register(&l2tp_ip_prot, 1);
> if (err != 0)
> diff --git a/net/l2tp/l2tp_ip6.c b/net/l2tp/l2tp_ip6.c
> index 88f0abe..0291d8d 100644
> --- a/net/l2tp/l2tp_ip6.c
> +++ b/net/l2tp/l2tp_ip6.c
> @@ -9,6 +9,8 @@
> * 2 of the License, or (at your option) any later version.
> */
>
> +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
> +
> #include <linux/icmp.h>
> #include <linux/module.h>
> #include <linux/skbuff.h>
> @@ -133,7 +135,6 @@ static int l2tp_ip6_recv(struct sk_buff *skb)
> struct l2tp_session *session;
> struct l2tp_tunnel *tunnel = NULL;
> int length;
> - int offset;
>
> /* Point to L2TP header */
> optr = ptr = skb->data;
> @@ -168,14 +169,8 @@ static int l2tp_ip6_recv(struct sk_buff *skb)
> if (!pskb_may_pull(skb, length))
> goto discard;
>
> - printk(KERN_DEBUG "%s: ip recv: ", tunnel->name);
> -
> - offset = 0;
> - do {
> - printk(" %02X", ptr[offset]);
> - } while (++offset < length);
> -
> - printk("\n");
> + pr_debug("%s: ip recv\n", tunnel->name);
> + print_hex_dump_bytes("", DUMP_PREFIX_OFFSET, ptr, length);
> }
>
> l2tp_recv_common(session, skb, ptr, optr, 0, skb->len,
> @@ -752,7 +747,7 @@ static int __init l2tp_ip6_init(void)
> {
> int err;
>
> - printk(KERN_INFO "L2TP IP encapsulation support for IPv6 (L2TPv3)\n");
> + pr_info("L2TP IP encapsulation support for IPv6 (L2TPv3)\n");
>
> err = proto_register(&l2tp_ip6_prot, 1);
> if (err != 0)
> diff --git a/net/l2tp/l2tp_netlink.c b/net/l2tp/l2tp_netlink.c
> index 24edad0..8577264 100644
> --- a/net/l2tp/l2tp_netlink.c
> +++ b/net/l2tp/l2tp_netlink.c
> @@ -14,6 +14,8 @@
> * published by the Free Software Foundation.
> */
>
> +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
> +
> #include <net/sock.h>
> #include <net/genetlink.h>
> #include <net/udp.h>
> @@ -902,7 +904,7 @@ static int l2tp_nl_init(void)
> {
> int err;
>
> - printk(KERN_INFO "L2TP netlink interface\n");
> + pr_info("L2TP netlink interface\n");
> err = genl_register_family_with_ops(&l2tp_nl_family, l2tp_nl_ops,
> ARRAY_SIZE(l2tp_nl_ops));
>
> diff --git a/net/l2tp/l2tp_ppp.c b/net/l2tp/l2tp_ppp.c
> index 9f2c421..8ef6b94 100644
> --- a/net/l2tp/l2tp_ppp.c
> +++ b/net/l2tp/l2tp_ppp.c
> @@ -57,6 +57,8 @@
> * http://openl2tp.sourceforge.net.
> */
>
> +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
> +
> #include <linux/module.h>
> #include <linux/string.h>
> #include <linux/list.h>
> @@ -106,12 +108,6 @@
> /* Space for UDP, L2TP and PPP headers */
> #define PPPOL2TP_HEADER_OVERHEAD 40
>
> -#define PRINTK(_mask, _type, _lvl, _fmt, args...) \
> - do { \
> - if ((_mask) & (_type)) \
> - printk(_lvl "PPPOL2TP: " _fmt, ##args); \
> - } while (0)
> -
> /* Number of bytes to build transmit L2TP headers.
> * Unfortunately the size is different depending on whether sequence numbers
> * are enabled.
> @@ -236,9 +232,9 @@ static void pppol2tp_recv(struct l2tp_session *session, struct sk_buff *skb, int
>
> if (sk->sk_state & PPPOX_BOUND) {
> struct pppox_sock *po;
> - PRINTK(session->debug, PPPOL2TP_MSG_DATA, KERN_DEBUG,
> - "%s: recv %d byte data frame, passing to ppp\n",
> - session->name, data_len);
> + l2tp_dbg(session, PPPOL2TP_MSG_DATA,
> + "%s: recv %d byte data frame, passing to ppp\n",
> + session->name, data_len);
>
> /* We need to forget all info related to the L2TP packet
> * gathered in the skb as we are going to reuse the same
> @@ -259,8 +255,8 @@ static void pppol2tp_recv(struct l2tp_session *session, struct sk_buff *skb, int
> po = pppox_sk(sk);
> ppp_input(&po->chan, skb);
> } else {
> - PRINTK(session->debug, PPPOL2TP_MSG_DATA, KERN_INFO,
> - "%s: socket not bound\n", session->name);
> + l2tp_info(session, PPPOL2TP_MSG_DATA, "%s: socket not bound\n",
> + session->name);
>
> /* Not bound. Nothing we can do, so discard. */
> session->stats.rx_errors++;
> @@ -270,8 +266,7 @@ static void pppol2tp_recv(struct l2tp_session *session, struct sk_buff *skb, int
> return;
>
> no_sock:
> - PRINTK(session->debug, PPPOL2TP_MSG_DATA, KERN_INFO,
> - "%s: no socket\n", session->name);
> + l2tp_info(session, PPPOL2TP_MSG_DATA, "%s: no socket\n", session->name);
> kfree_skb(skb);
> }
>
> @@ -827,8 +822,8 @@ out_no_ppp:
> /* This is how we get the session context from the socket. */
> sk->sk_user_data = session;
> sk->sk_state = PPPOX_CONNECTED;
> - PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO,
> - "%s: created\n", session->name);
> + l2tp_info(session, PPPOL2TP_MSG_CONTROL, "%s: created\n",
> + session->name);
>
> end:
> release_sock(sk);
> @@ -881,8 +876,8 @@ static int pppol2tp_session_create(struct net *net, u32 tunnel_id, u32 session_i
> ps = l2tp_session_priv(session);
> ps->tunnel_sock = tunnel->sock;
>
> - PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO,
> - "%s: created\n", session->name);
> + l2tp_info(session, PPPOL2TP_MSG_CONTROL, "%s: created\n",
> + session->name);
>
> error = 0;
>
> @@ -1058,9 +1053,9 @@ static int pppol2tp_session_ioctl(struct l2tp_session *session,
> struct l2tp_tunnel *tunnel = session->tunnel;
> struct pppol2tp_ioc_stats stats;
>
> - PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_DEBUG,
> - "%s: pppol2tp_session_ioctl(cmd=%#x, arg=%#lx)\n",
> - session->name, cmd, arg);
> + l2tp_dbg(session, PPPOL2TP_MSG_CONTROL,
> + "%s: pppol2tp_session_ioctl(cmd=%#x, arg=%#lx)\n",
> + session->name, cmd, arg);
>
> sk = ps->sock;
> sock_hold(sk);
> @@ -1078,8 +1073,8 @@ static int pppol2tp_session_ioctl(struct l2tp_session *session,
> if (copy_to_user((void __user *) arg, &ifr, sizeof(struct ifreq)))
> break;
>
> - PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO,
> - "%s: get mtu=%d\n", session->name, session->mtu);
> + l2tp_info(session, PPPOL2TP_MSG_CONTROL, "%s: get mtu=%d\n",
> + session->name, session->mtu);
> err = 0;
> break;
>
> @@ -1094,8 +1089,8 @@ static int pppol2tp_session_ioctl(struct l2tp_session *session,
>
> session->mtu = ifr.ifr_mtu;
>
> - PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO,
> - "%s: set mtu=%d\n", session->name, session->mtu);
> + l2tp_info(session, PPPOL2TP_MSG_CONTROL, "%s: set mtu=%d\n",
> + session->name, session->mtu);
> err = 0;
> break;
>
> @@ -1108,8 +1103,8 @@ static int pppol2tp_session_ioctl(struct l2tp_session *session,
> if (put_user(session->mru, (int __user *) arg))
> break;
>
> - PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO,
> - "%s: get mru=%d\n", session->name, session->mru);
> + l2tp_info(session, PPPOL2TP_MSG_CONTROL, "%s: get mru=%d\n",
> + session->name, session->mru);
> err = 0;
> break;
>
> @@ -1123,8 +1118,8 @@ static int pppol2tp_session_ioctl(struct l2tp_session *session,
> break;
>
> session->mru = val;
> - PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO,
> - "%s: set mru=%d\n", session->name, session->mru);
> + l2tp_info(session, PPPOL2TP_MSG_CONTROL, "%s: set mru=%d\n",
> + session->name, session->mru);
> err = 0;
> break;
>
> @@ -1133,8 +1128,8 @@ static int pppol2tp_session_ioctl(struct l2tp_session *session,
> if (put_user(ps->flags, (int __user *) arg))
> break;
>
> - PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO,
> - "%s: get flags=%d\n", session->name, ps->flags);
> + l2tp_info(session, PPPOL2TP_MSG_CONTROL, "%s: get flags=%d\n",
> + session->name, ps->flags);
> err = 0;
> break;
>
> @@ -1143,8 +1138,8 @@ static int pppol2tp_session_ioctl(struct l2tp_session *session,
> if (get_user(val, (int __user *) arg))
> break;
> ps->flags = val;
> - PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO,
> - "%s: set flags=%d\n", session->name, ps->flags);
> + l2tp_info(session, PPPOL2TP_MSG_CONTROL, "%s: set flags=%d\n",
> + session->name, ps->flags);
> err = 0;
> break;
>
> @@ -1160,8 +1155,8 @@ static int pppol2tp_session_ioctl(struct l2tp_session *session,
> if (copy_to_user((void __user *) arg, &stats,
> sizeof(stats)))
> break;
> - PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO,
> - "%s: get L2TP stats\n", session->name);
> + l2tp_info(session, PPPOL2TP_MSG_CONTROL, "%s: get L2TP stats\n",
> + session->name);
> err = 0;
> break;
>
> @@ -1188,9 +1183,9 @@ static int pppol2tp_tunnel_ioctl(struct l2tp_tunnel *tunnel,
> struct sock *sk;
> struct pppol2tp_ioc_stats stats;
>
> - PRINTK(tunnel->debug, PPPOL2TP_MSG_CONTROL, KERN_DEBUG,
> - "%s: pppol2tp_tunnel_ioctl(cmd=%#x, arg=%#lx)\n",
> - tunnel->name, cmd, arg);
> + l2tp_dbg(tunnel, PPPOL2TP_MSG_CONTROL,
> + "%s: pppol2tp_tunnel_ioctl(cmd=%#x, arg=%#lx)\n",
> + tunnel->name, cmd, arg);
>
> sk = tunnel->sock;
> sock_hold(sk);
> @@ -1224,8 +1219,8 @@ static int pppol2tp_tunnel_ioctl(struct l2tp_tunnel *tunnel,
> err = -EFAULT;
> break;
> }
> - PRINTK(tunnel->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO,
> - "%s: get L2TP stats\n", tunnel->name);
> + l2tp_info(tunnel, PPPOL2TP_MSG_CONTROL, "%s: get L2TP stats\n",
> + tunnel->name);
> err = 0;
> break;
>
> @@ -1314,8 +1309,8 @@ static int pppol2tp_tunnel_setsockopt(struct sock *sk,
> switch (optname) {
> case PPPOL2TP_SO_DEBUG:
> tunnel->debug = val;
> - PRINTK(tunnel->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO,
> - "%s: set debug=%x\n", tunnel->name, tunnel->debug);
> + l2tp_info(tunnel, PPPOL2TP_MSG_CONTROL, "%s: set debug=%x\n",
> + tunnel->name, tunnel->debug);
> break;
>
> default:
> @@ -1342,8 +1337,9 @@ static int pppol2tp_session_setsockopt(struct sock *sk,
> break;
> }
> session->recv_seq = val ? -1 : 0;
> - PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO,
> - "%s: set recv_seq=%d\n", session->name, session->recv_seq);
> + l2tp_info(session, PPPOL2TP_MSG_CONTROL,
> + "%s: set recv_seq=%d\n",
> + session->name, session->recv_seq);
> break;
>
> case PPPOL2TP_SO_SENDSEQ:
> @@ -1358,8 +1354,9 @@ static int pppol2tp_session_setsockopt(struct sock *sk,
> po->chan.hdrlen = val ? PPPOL2TP_L2TP_HDR_SIZE_SEQ :
> PPPOL2TP_L2TP_HDR_SIZE_NOSEQ;
> }
> - PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO,
> - "%s: set send_seq=%d\n", session->name, session->send_seq);
> + l2tp_info(session, PPPOL2TP_MSG_CONTROL,
> + "%s: set send_seq=%d\n",
> + session->name, session->send_seq);
> break;
>
> case PPPOL2TP_SO_LNSMODE:
> @@ -1368,20 +1365,22 @@ static int pppol2tp_session_setsockopt(struct sock *sk,
> break;
> }
> session->lns_mode = val ? -1 : 0;
> - PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO,
> - "%s: set lns_mode=%d\n", session->name, session->lns_mode);
> + l2tp_info(session, PPPOL2TP_MSG_CONTROL,
> + "%s: set lns_mode=%d\n",
> + session->name, session->lns_mode);
> break;
>
> case PPPOL2TP_SO_DEBUG:
> session->debug = val;
> - PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO,
> - "%s: set debug=%x\n", session->name, session->debug);
> + l2tp_info(session, PPPOL2TP_MSG_CONTROL, "%s: set debug=%x\n",
> + session->name, session->debug);
> break;
>
> case PPPOL2TP_SO_REORDERTO:
> session->reorder_timeout = msecs_to_jiffies(val);
> - PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO,
> - "%s: set reorder_timeout=%d\n", session->name, session->reorder_timeout);
> + l2tp_info(session, PPPOL2TP_MSG_CONTROL,
> + "%s: set reorder_timeout=%d\n",
> + session->name, session->reorder_timeout);
> break;
>
> default:
> @@ -1460,8 +1459,8 @@ static int pppol2tp_tunnel_getsockopt(struct sock *sk,
> switch (optname) {
> case PPPOL2TP_SO_DEBUG:
> *val = tunnel->debug;
> - PRINTK(tunnel->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO,
> - "%s: get debug=%x\n", tunnel->name, tunnel->debug);
> + l2tp_info(tunnel, PPPOL2TP_MSG_CONTROL, "%s: get debug=%x\n",
> + tunnel->name, tunnel->debug);
> break;
>
> default:
> @@ -1483,32 +1482,32 @@ static int pppol2tp_session_getsockopt(struct sock *sk,
> switch (optname) {
> case PPPOL2TP_SO_RECVSEQ:
> *val = session->recv_seq;
> - PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO,
> - "%s: get recv_seq=%d\n", session->name, *val);
> + l2tp_info(session, PPPOL2TP_MSG_CONTROL,
> + "%s: get recv_seq=%d\n", session->name, *val);
> break;
>
> case PPPOL2TP_SO_SENDSEQ:
> *val = session->send_seq;
> - PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO,
> - "%s: get send_seq=%d\n", session->name, *val);
> + l2tp_info(session, PPPOL2TP_MSG_CONTROL,
> + "%s: get send_seq=%d\n", session->name, *val);
> break;
>
> case PPPOL2TP_SO_LNSMODE:
> *val = session->lns_mode;
> - PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO,
> - "%s: get lns_mode=%d\n", session->name, *val);
> + l2tp_info(session, PPPOL2TP_MSG_CONTROL,
> + "%s: get lns_mode=%d\n", session->name, *val);
> break;
>
> case PPPOL2TP_SO_DEBUG:
> *val = session->debug;
> - PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO,
> - "%s: get debug=%d\n", session->name, *val);
> + l2tp_info(session, PPPOL2TP_MSG_CONTROL, "%s: get debug=%d\n",
> + session->name, *val);
> break;
>
> case PPPOL2TP_SO_REORDERTO:
> *val = (int) jiffies_to_msecs(session->reorder_timeout);
> - PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO,
> - "%s: get reorder_timeout=%d\n", session->name, *val);
> + l2tp_info(session, PPPOL2TP_MSG_CONTROL,
> + "%s: get reorder_timeout=%d\n", session->name, *val);
> break;
>
> default:
> @@ -1871,8 +1870,7 @@ static int __init pppol2tp_init(void)
> goto out_unregister_pppox;
> #endif
>
> - printk(KERN_INFO "PPPoL2TP kernel driver, %s\n",
> - PPPOL2TP_DRV_VERSION);
> + pr_info("PPPoL2TP kernel driver, %s\n", PPPOL2TP_DRV_VERSION);
>
> out:
> return err;
>
>
--
James Chapman
Katalix Systems Ltd
http://www.katalix.com
Catalysts for your Embedded Linux software development
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