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drivers/isdn/mISDN: Use printf extension %pV
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Using %pV reduces the number of printk calls and
eliminates any possible message interleaving from
other printk calls.

Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Joe Perches authored and David S. Miller committed Nov 16, 2010
1 parent 3654654 commit 020f01e
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Showing 3 changed files with 33 additions and 12 deletions.
10 changes: 7 additions & 3 deletions drivers/isdn/mISDN/layer1.c
Original file line number Diff line number Diff line change
Expand Up @@ -99,12 +99,16 @@ static void
l1m_debug(struct FsmInst *fi, char *fmt, ...)
{
struct layer1 *l1 = fi->userdata;
struct va_format vaf;
va_list va;

va_start(va, fmt);
printk(KERN_DEBUG "%s: ", dev_name(&l1->dch->dev.dev));
vprintk(fmt, va);
printk("\n");

vaf.fmt = fmt;
vaf.va = &va;

printk(KERN_DEBUG "%s: %pV\n", dev_name(&l1->dch->dev.dev), &vaf);

va_end(va);
}

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12 changes: 9 additions & 3 deletions drivers/isdn/mISDN/layer2.c
Original file line number Diff line number Diff line change
Expand Up @@ -95,14 +95,20 @@ static void
l2m_debug(struct FsmInst *fi, char *fmt, ...)
{
struct layer2 *l2 = fi->userdata;
struct va_format vaf;
va_list va;

if (!(*debug & DEBUG_L2_FSM))
return;

va_start(va, fmt);
printk(KERN_DEBUG "l2 (sapi %d tei %d): ", l2->sapi, l2->tei);
vprintk(fmt, va);
printk("\n");

vaf.fmt = fmt;
vaf.va = &va;

printk(KERN_DEBUG "l2 (sapi %d tei %d): %pV\n",
l2->sapi, l2->tei, &vaf);

va_end(va);
}

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23 changes: 17 additions & 6 deletions drivers/isdn/mISDN/tei.c
Original file line number Diff line number Diff line change
Expand Up @@ -79,14 +79,19 @@ static void
da_debug(struct FsmInst *fi, char *fmt, ...)
{
struct manager *mgr = fi->userdata;
struct va_format vaf;
va_list va;

if (!(*debug & DEBUG_L2_TEIFSM))
return;

va_start(va, fmt);
printk(KERN_DEBUG "mgr(%d): ", mgr->ch.st->dev->id);
vprintk(fmt, va);
printk("\n");

vaf.fmt = fmt;
vaf.va = &va;

printk(KERN_DEBUG "mgr(%d): %pV\n", mgr->ch.st->dev->id, &vaf);

va_end(va);
}

Expand Down Expand Up @@ -223,14 +228,20 @@ static void
tei_debug(struct FsmInst *fi, char *fmt, ...)
{
struct teimgr *tm = fi->userdata;
struct va_format vaf;
va_list va;

if (!(*debug & DEBUG_L2_TEIFSM))
return;

va_start(va, fmt);
printk(KERN_DEBUG "sapi(%d) tei(%d): ", tm->l2->sapi, tm->l2->tei);
vprintk(fmt, va);
printk("\n");

vaf.fmt = fmt;
vaf.va = &va;

printk(KERN_DEBUG "sapi(%d) tei(%d): %pV\n",
tm->l2->sapi, tm->l2->tei, &vaf);

va_end(va);
}

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