[PATCH 6/7] include/linux/printk.h: Organize printk_ratelimited macros

From: Joe Perches
Date: Mon Dec 06 2010 - 00:44:36 EST


Use no_printk for !CONFIG_PRINTK printk_ratelimited.
Whitespace cleanup.

Signed-off-by: Joe Perches <joe@xxxxxxxxxxx>
---
include/linux/printk.h | 25 ++++++++++++-------------
1 files changed, 12 insertions(+), 13 deletions(-)

diff --git a/include/linux/printk.h b/include/linux/printk.h
index a705a91..b4be1b1 100644
--- a/include/linux/printk.h
+++ b/include/linux/printk.h
@@ -233,7 +233,8 @@ extern void dump_stack(void) __cold;
* no local ratelimit_state used in the !PRINTK case
*/
#ifdef CONFIG_PRINTK
-#define printk_ratelimited(fmt, ...) ({ \
+#define printk_ratelimited(fmt, ...) \
+({ \
static DEFINE_RATELIMIT_STATE(_rs, \
DEFAULT_RATELIMIT_INTERVAL, \
DEFAULT_RATELIMIT_BURST); \
@@ -242,36 +243,34 @@ extern void dump_stack(void) __cold;
printk(fmt, ##__VA_ARGS__); \
})
#else
-/* No effect, but we still get type checking even in the !PRINTK case: */
-#define printk_ratelimited printk
+#define printk_ratelimited(fmt, ...) \
+ no_printk(fmt, ##__VA_ARGS__)
#endif

-#define pr_emerg_ratelimited(fmt, ...) \
+#define pr_emerg_ratelimited(fmt, ...) \
printk_ratelimited(KERN_EMERG pr_fmt(fmt), ##__VA_ARGS__)
-#define pr_alert_ratelimited(fmt, ...) \
+#define pr_alert_ratelimited(fmt, ...) \
printk_ratelimited(KERN_ALERT pr_fmt(fmt), ##__VA_ARGS__)
-#define pr_crit_ratelimited(fmt, ...) \
+#define pr_crit_ratelimited(fmt, ...) \
printk_ratelimited(KERN_CRIT pr_fmt(fmt), ##__VA_ARGS__)
-#define pr_err_ratelimited(fmt, ...) \
+#define pr_err_ratelimited(fmt, ...) \
printk_ratelimited(KERN_ERR pr_fmt(fmt), ##__VA_ARGS__)
-#define pr_warning_ratelimited(fmt, ...) \
+#define pr_warn_ratelimited(fmt, ...) \
printk_ratelimited(KERN_WARNING pr_fmt(fmt), ##__VA_ARGS__)
-#define pr_warn_ratelimited pr_warning_ratelimited
-#define pr_notice_ratelimited(fmt, ...) \
+#define pr_notice_ratelimited(fmt, ...) \
printk_ratelimited(KERN_NOTICE pr_fmt(fmt), ##__VA_ARGS__)
-#define pr_info_ratelimited(fmt, ...) \
+#define pr_info_ratelimited(fmt, ...) \
printk_ratelimited(KERN_INFO pr_fmt(fmt), ##__VA_ARGS__)
/* no pr_cont_ratelimited, don't do that... */
/* If you are writing a driver, please use dev_dbg instead */
#if defined(DEBUG)
-#define pr_debug_ratelimited(fmt, ...) \
+#define pr_debug_ratelimited(fmt, ...) \
printk_ratelimited(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__)
#else
#define pr_debug_ratelimited(fmt, ...) \
no_printk(KERN_DEBUG pr_fmt(fmt), ##__VA_ARGS__)
#endif

-
enum {
DUMP_PREFIX_NONE,
DUMP_PREFIX_ADDRESS,
--
1.7.3.2.245.g03276.dirty

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