[PATCH RESEND] printk: add pr_devel_once and pr_devel_ratelimited

[Mikhail Gruzdev]

Standardize pr_devel logging macros family by adding pr_devel_once and
pr_devel_ratelimited.

Signed-off-by: Mikhail Gruzdev <michail.gruzdev@xxxxxxxxx>
Cc: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Cc: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
 include/linux/printk.h |   18 ++++++++++++++++++
 1 files changed, 18 insertions(+), 0 deletions(-)

diff --git a/include/linux/printk.h b/include/linux/printk.h
index 9afc01e..f282149 100644
--- a/include/linux/printk.h
+++ b/include/linux/printk.h
@@ -255,6 +255,15 @@ extern void dump_stack(void) __cold;
 	printk_once(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__)
 #define pr_cont_once(fmt, ...)					\
 	printk_once(KERN_CONT pr_fmt(fmt), ##__VA_ARGS__)
+
+#if defined(DEBUG)
+#define pr_devel_once(fmt, ...)					\
+	printk_once(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__)
+#else
+#define pr_devel_once(fmt, ...)					\
+	no_printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__)
+#endif
+
 /* If you are writing a driver, please use dev_dbg instead */
 #if defined(DEBUG)
 #define pr_debug_once(fmt, ...)					\
@@ -298,6 +307,15 @@ extern void dump_stack(void) __cold;
 #define pr_info_ratelimited(fmt, ...)					\
 	printk_ratelimited(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__)
 /* no pr_cont_ratelimited, don't do that... */
+
+#if defined(DEBUG)
+#define pr_devel_ratelimited(fmt, ...)					\
+	printk_ratelimited(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__)
+#else
+#define pr_devel_ratelimited(fmt, ...)					\
+	no_printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__)
+#endif
+
 /* If you are writing a driver, please use dev_dbg instead */
 #if defined(DEBUG)
 #define pr_debug_ratelimited(fmt, ...)					\
-- 
1.7.3.4

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