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Extra debugging aids and messages

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* Added dahdi_dev_dbg() macro to print when we don't (yet)
  have a span number.
* Added a new debug category: DAHDI_DBG_ASSIGN
* Made sure error return code paths prints helpfull messages
* Promote error messages from INFO to NOTICE
* Change some errno values from EINVAL to EFAULT (internal
  errors not caused by user input)

Signed-off-by: Oron Peled <oron.peled@xorcom.com>
Acked-by Tzafrir Cohen <tzafrir.cohen@xorcom.com>
Acked-by: Shaun Ruffell <sruffell@digium.com>

git-svn-id: http://svn.asterisk.org/svn/dahdi/linux/trunk@10328 a0bf4364-ded3-4de4-8d8a-66a801d63aff
This commit is contained in:
Oron Peled
2011-11-07 17:48:00 +00:00
committed by Tzafrir Cohen
parent 875c1ec3b6
commit 09e46f2213
3 changed files with 34 additions and 5 deletions
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5
include/dahdi/kernel.h
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@@ -1567,6 +1567,7 @@ struct mutex {
* be of the form DAHDI_DBG_*
*/
#define DAHDI_DBG_GENERAL BIT(0)
#define DAHDI_DBG_ASSIGN BIT(1)
#define DAHDI_DBG_DEVICES BIT(7) /* instantiation/destruction etc. */
#define dahdi_dbg(bits, fmt, ...) \
((void)((debug & (DAHDI_DBG_ ## bits)) && DAHDI_PRINTK(DEBUG, \
@@ -1579,6 +1580,10 @@ struct mutex {
((void)((debug & (DAHDI_DBG_ ## bits)) && \
chan_printk(DEBUG, "-" #bits, chan, \
"%s: " fmt, __func__, ## __VA_ARGS__)))
#define dahdi_dev_dbg(bits, dev, fmt, ...) \
((void)((debug & (DAHDI_DBG_ ## bits)) && \
dev_printk(KERN_DEBUG, dev, \
"DBG-%s(%s): " fmt, #bits, __func__, ## __VA_ARGS__)))
#endif /* DAHDI_PRINK_MACROS_USE_debug */
#endif /* _DAHDI_KERNEL_H */