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Commit a508da6c authored by Joe Perches's avatar Joe Perches Committed by David S. Miller
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lapb: Neaten debugging 

Enable dynamic debugging and remove a bunch of #ifdef/#endifs.

Add a lapb_dbg(level, fmt, ...) macro and replace the
printk(KERN_DEBUG uses.
Add pr_fmt and remove embedded prefixes.
Signed-off-by: default avatarJoe Perches <joe@perches.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent a5e371f6
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Showing with 140 additions and 306 deletions
include/net/lapb.h
View file @ a508da6c
......@@ -149,4 +149,10 @@ extern int lapb_t1timer_running(struct lapb_cb *lapb);
*/
#define LAPB_DEBUG 0
#define lapb_dbg(level, fmt, ...) \
do { \
if (level < LAPB_DEBUG) \
pr_debug(fmt, ##__VA_ARGS__); \
} while (0)
#endif
net/lapb/lapb_iface.c
View file @ a508da6c
......@@ -15,6 +15,8 @@
* 2000-10-29 Henner Eisen lapb_data_indication() return status.
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/module.h>
#include <linux/errno.h>
#include <linux/types.h>
......@@ -279,9 +281,7 @@ int lapb_connect_request(struct net_device *dev)
lapb_establish_data_link(lapb);
#if LAPB_DEBUG > 0
printk(KERN_DEBUG "lapb: (%p) S0 -> S1\n", lapb->dev);
#endif
lapb_dbg(0, "(%p) S0 -> S1\n", lapb->dev);
lapb->state = LAPB_STATE_1;
rc = LAPB_OK;
......@@ -305,12 +305,8 @@ int lapb_disconnect_request(struct net_device *dev)
goto out_put;
case LAPB_STATE_1:
#if LAPB_DEBUG > 1
printk(KERN_DEBUG "lapb: (%p) S1 TX DISC(1)\n", lapb->dev);
#endif
#if LAPB_DEBUG > 0
printk(KERN_DEBUG "lapb: (%p) S1 -> S0\n", lapb->dev);
#endif
lapb_dbg(1, "(%p) S1 TX DISC(1)\n", lapb->dev);
lapb_dbg(0, "(%p) S1 -> S0\n", lapb->dev);
lapb_send_control(lapb, LAPB_DISC, LAPB_POLLON, LAPB_COMMAND);
lapb->state = LAPB_STATE_0;
lapb_start_t1timer(lapb);
......@@ -329,12 +325,8 @@ int lapb_disconnect_request(struct net_device *dev)
lapb_stop_t2timer(lapb);
lapb->state = LAPB_STATE_2;
#if LAPB_DEBUG > 1
printk(KERN_DEBUG "lapb: (%p) S3 DISC(1)\n", lapb->dev);
#endif
#if LAPB_DEBUG > 0
printk(KERN_DEBUG "lapb: (%p) S3 -> S2\n", lapb->dev);
#endif
lapb_dbg(1, "(%p) S3 DISC(1)\n", lapb->dev);
lapb_dbg(0, "(%p) S3 -> S2\n", lapb->dev);
rc = LAPB_OK;
out_put:
......
net/lapb/lapb_in.c
View file @ a508da6c
This diff is collapsed.
net/lapb/lapb_out.c
View file @ a508da6c
......@@ -14,6 +14,8 @@
* LAPB 002 Jonathan Naylor New timer architecture.
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/errno.h>
#include <linux/types.h>
#include <linux/socket.h>
......@@ -60,10 +62,8 @@ static void lapb_send_iframe(struct lapb_cb *lapb, struct sk_buff *skb, int poll
*frame |= lapb->vs << 1;
}
#if LAPB_DEBUG > 1
printk(KERN_DEBUG "lapb: (%p) S%d TX I(%d) S%d R%d\n",
lapb_dbg(1, "(%p) S%d TX I(%d) S%d R%d\n",
lapb->dev, lapb->state, poll_bit, lapb->vs, lapb->vr);
#endif
lapb_transmit_buffer(lapb, skb, LAPB_COMMAND);
}
......@@ -148,11 +148,9 @@ void lapb_transmit_buffer(struct lapb_cb *lapb, struct sk_buff *skb, int type)
}
}
#if LAPB_DEBUG > 2
printk(KERN_DEBUG "lapb: (%p) S%d TX %02X %02X %02X\n",
lapb_dbg(2, "(%p) S%d TX %02X %02X %02X\n",
lapb->dev, lapb->state,
skb->data[0], skb->data[1], skb->data[2]);
#endif
if (!lapb_data_transmit(lapb, skb))
kfree_skb(skb);
......@@ -164,16 +162,10 @@ void lapb_establish_data_link(struct lapb_cb *lapb)
lapb->n2count = 0;
if (lapb->mode & LAPB_EXTENDED) {
#if LAPB_DEBUG > 1
printk(KERN_DEBUG "lapb: (%p) S%d TX SABME(1)\n",
lapb->dev, lapb->state);
#endif
lapb_dbg(1, "(%p) S%d TX SABME(1)\n", lapb->dev, lapb->state);
lapb_send_control(lapb, LAPB_SABME, LAPB_POLLON, LAPB_COMMAND);
} else {
#if LAPB_DEBUG > 1
printk(KERN_DEBUG "lapb: (%p) S%d TX SABM(1)\n",
lapb->dev, lapb->state);
#endif
lapb_dbg(1, "(%p) S%d TX SABM(1)\n", lapb->dev, lapb->state);
lapb_send_control(lapb, LAPB_SABM, LAPB_POLLON, LAPB_COMMAND);
}
......@@ -183,10 +175,8 @@ void lapb_establish_data_link(struct lapb_cb *lapb)
void lapb_enquiry_response(struct lapb_cb *lapb)
{
#if LAPB_DEBUG > 1
printk(KERN_DEBUG "lapb: (%p) S%d TX RR(1) R%d\n",
lapb_dbg(1, "(%p) S%d TX RR(1) R%d\n",
lapb->dev, lapb->state, lapb->vr);
#endif
lapb_send_control(lapb, LAPB_RR, LAPB_POLLON, LAPB_RESPONSE);
......@@ -195,10 +185,8 @@ void lapb_enquiry_response(struct lapb_cb *lapb)
void lapb_timeout_response(struct lapb_cb *lapb)
{
#if LAPB_DEBUG > 1
printk(KERN_DEBUG "lapb: (%p) S%d TX RR(0) R%d\n",
lapb_dbg(1, "(%p) S%d TX RR(0) R%d\n",
lapb->dev, lapb->state, lapb->vr);
#endif
lapb_send_control(lapb, LAPB_RR, LAPB_POLLOFF, LAPB_RESPONSE);
lapb->condition &= ~LAPB_ACK_PENDING_CONDITION;
......
net/lapb/lapb_subr.c
View file @ a508da6c
......@@ -13,6 +13,8 @@
* LAPB 001 Jonathan Naylor Started Coding
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/errno.h>
#include <linux/types.h>
#include <linux/socket.h>
......@@ -111,11 +113,9 @@ int lapb_decode(struct lapb_cb *lapb, struct sk_buff *skb,
{
frame->type = LAPB_ILLEGAL;
#if LAPB_DEBUG > 2
printk(KERN_DEBUG "lapb: (%p) S%d RX %02X %02X %02X\n",
lapb_dbg(2, "(%p) S%d RX %02X %02X %02X\n",
lapb->dev, lapb->state,
skb->data[0], skb->data[1], skb->data[2]);
#endif
/* We always need to look at 2 bytes, sometimes we need
* to look at 3 and those cases are handled below.
......@@ -284,12 +284,10 @@ void lapb_transmit_frmr(struct lapb_cb *lapb)
dptr++;
*dptr++ = lapb->frmr_type;
#if LAPB_DEBUG > 1
printk(KERN_DEBUG "lapb: (%p) S%d TX FRMR %02X %02X %02X %02X %02X\n",
lapb_dbg(1, "(%p) S%d TX FRMR %02X %02X %02X %02X %02X\n",
lapb->dev, lapb->state,
skb->data[1], skb->data[2], skb->data[3],
skb->data[4], skb->data[5]);
#endif
} else {
dptr = skb_put(skb, 4);
*dptr++ = LAPB_FRMR;
......@@ -301,11 +299,9 @@ void lapb_transmit_frmr(struct lapb_cb *lapb)
dptr++;
*dptr++ = lapb->frmr_type;
#if LAPB_DEBUG > 1
printk(KERN_DEBUG "lapb: (%p) S%d TX FRMR %02X %02X %02X\n",
lapb_dbg(1, "(%p) S%d TX FRMR %02X %02X %02X\n",
lapb->dev, lapb->state, skb->data[1],
skb->data[2], skb->data[3]);
#endif
}
lapb_transmit_buffer(lapb, skb, LAPB_RESPONSE);
......
net/lapb/lapb_timer.c
View file @ a508da6c
......@@ -14,6 +14,8 @@
* LAPB 002 Jonathan Naylor New timer architecture.
*/
#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
#include <linux/errno.h>
#include <linux/types.h>
#include <linux/socket.h>
......@@ -105,21 +107,17 @@ static void lapb_t1timer_expiry(unsigned long param)
lapb_clear_queues(lapb);
lapb->state = LAPB_STATE_0;
lapb_disconnect_indication(lapb, LAPB_TIMEDOUT);
#if LAPB_DEBUG > 0
printk(KERN_DEBUG "lapb: (%p) S1 -> S0\n", lapb->dev);
#endif
lapb_dbg(0, "(%p) S1 -> S0\n", lapb->dev);
return;
} else {
lapb->n2count++;
if (lapb->mode & LAPB_EXTENDED) {
#if LAPB_DEBUG > 1
printk(KERN_DEBUG "lapb: (%p) S1 TX SABME(1)\n", lapb->dev);
#endif
lapb_dbg(1, "(%p) S1 TX SABME(1)\n",
lapb->dev);
lapb_send_control(lapb, LAPB_SABME, LAPB_POLLON, LAPB_COMMAND);
} else {
#if LAPB_DEBUG > 1
printk(KERN_DEBUG "lapb: (%p) S1 TX SABM(1)\n", lapb->dev);
#endif
lapb_dbg(1, "(%p) S1 TX SABM(1)\n",
lapb->dev);
lapb_send_control(lapb, LAPB_SABM, LAPB_POLLON, LAPB_COMMAND);
}
}
......@@ -133,15 +131,11 @@ static void lapb_t1timer_expiry(unsigned long param)
lapb_clear_queues(lapb);
lapb->state = LAPB_STATE_0;
lapb_disconnect_confirmation(lapb, LAPB_TIMEDOUT);
#if LAPB_DEBUG > 0
printk(KERN_DEBUG "lapb: (%p) S2 -> S0\n", lapb->dev);
#endif
lapb_dbg(0, "(%p) S2 -> S0\n", lapb->dev);
return;
} else {
lapb->n2count++;
#if LAPB_DEBUG > 1
printk(KERN_DEBUG "lapb: (%p) S2 TX DISC(1)\n", lapb->dev);
#endif
lapb_dbg(1, "(%p) S2 TX DISC(1)\n", lapb->dev);
lapb_send_control(lapb, LAPB_DISC, LAPB_POLLON, LAPB_COMMAND);
}
break;
......@@ -155,9 +149,7 @@ static void lapb_t1timer_expiry(unsigned long param)
lapb->state = LAPB_STATE_0;
lapb_stop_t2timer(lapb);
lapb_disconnect_indication(lapb, LAPB_TIMEDOUT);
#if LAPB_DEBUG > 0
printk(KERN_DEBUG "lapb: (%p) S3 -> S0\n", lapb->dev);
#endif
lapb_dbg(0, "(%p) S3 -> S0\n", lapb->dev);
return;
} else {
lapb->n2count++;
......@@ -173,9 +165,7 @@ static void lapb_t1timer_expiry(unsigned long param)
lapb_clear_queues(lapb);
lapb->state = LAPB_STATE_0;
lapb_disconnect_indication(lapb, LAPB_TIMEDOUT);
#if LAPB_DEBUG > 0
printk(KERN_DEBUG "lapb: (%p) S4 -> S0\n", lapb->dev);
#endif
lapb_dbg(0, "(%p) S4 -> S0\n", lapb->dev);
return;
} else {
lapb->n2count++;
......
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