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dynamic_debug: Add __dynamic_dev_dbg

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Unlike dynamic_pr_debug, dynamic uses of dev_dbg can not
currently add task_pid/KBUILD_MODNAME/__func__/__LINE__
to selected debug output.

Add a new function similar to dynamic_pr_debug to
optionally emit these prefixes.

Cc: Aloisio Almeida <aloisio.almeida@openbossa.org>
Noticed-by: Aloisio Almeida <aloisio.almeida@openbossa.org>
Signed-off-by: Joe Perches <joe@perches.com>
Signed-off-by: Jason Baron <jbaron@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Joe Perches 2011-08-11 14:36:21 -04:00 • committed by Greg Kroah-Hartman
parent 25b8a88c10
commit cbc4663552
4 changed files with 54 additions and 4 deletions
Download patch file Download diff file Expand all files Collapse all files

10
include/linux/dynamic_debug.h
View file

@ -47,6 +47,13 @@ extern int ddebug_remove_module(const char *mod_name);
extern int __dynamic_pr_debug(struct _ddebug *descriptor, const char *fmt, ...)
__attribute__ ((format (printf, 2, 3)));
struct device;
extern int __dynamic_dev_dbg(struct _ddebug *descriptor,
const struct device *dev,
const char *fmt, ...)
__attribute__ ((format (printf, 3, 4)));
#define dynamic_pr_debug(fmt, ...) do { \
static struct _ddebug descriptor \
__used \
@ -57,7 +64,6 @@ extern int __dynamic_pr_debug(struct _ddebug *descriptor, const char *fmt, ...)
__dynamic_pr_debug(&descriptor, pr_fmt(fmt), ##__VA_ARGS__); \
} while (0)
#define dynamic_dev_dbg(dev, fmt, ...) do { \
static struct _ddebug descriptor \
__used \
@ -65,7 +71,7 @@ extern int __dynamic_pr_debug(struct _ddebug *descriptor, const char *fmt, ...)
{ KBUILD_MODNAME, __func__, __FILE__, fmt, __LINE__, \
_DPRINTK_FLAGS_DEFAULT }; \
if (unlikely(descriptor.enabled)) \
dev_printk(KERN_DEBUG, dev, fmt, ##__VA_ARGS__); \
__dynamic_dev_dbg(&descriptor, dev, fmt, ##__VA_ARGS__); \
} while (0)
#else