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dev: Add dev_vprintk_emit and dev_printk_emit

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Add utility functions to consolidate the use of
create_syslog_header and vprintk_emit.

This allows conversion of logging functions that
call create_syslog_header and then call vprintk_emit
or printk_emit to the dev_ equivalents.

Signed-off-by: Joe Perches <joe@perches.com>
Acked-by: David S. Miller <davem@davemloft.net>
Tested-by: Jim Cromie <jim.cromie@gmail.com>
Acked-by: Jason Baron <jbaron@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Joe Perches 2012-09-12 20:13:37 -07:00 • committed by Greg Kroah-Hartman
parent c2c5a7051c
commit 05e4e5b87a
2 changed files with 38 additions and 0 deletions
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11
include/linux/device.h
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@ -897,6 +897,10 @@ extern const char *dev_driver_string(const struct device *dev);
extern int create_syslog_header(const struct device *dev,
char *hdr, size_t hdrlen);
extern int dev_vprintk_emit(int level, const struct device *dev,
const char *fmt, va_list args);
extern __printf(3, 4)
int dev_printk_emit(int level, const struct device *dev, const char *fmt, ...);
extern __printf(3, 4)
int dev_printk(const char *level, const struct device *dev,
@ -918,6 +922,13 @@ int _dev_info(const struct device *dev, const char *fmt, ...);
#else
static int dev_vprintk_emit(int level, const struct device *dev,
const char *fmt, va_list args)
{ return 0; }
static inline __printf(3, 4)
int dev_printk_emit(int level, const struct device *dev, const char *fmt, ...)
{ return 0; }
static inline int __dev_printk(const char *level, const struct device *dev,
struct va_format *vaf)
{ return 0; }