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-rw-r--r--include/linux/device-mapper.h41
1 files changed, 12 insertions, 29 deletions
diff --git a/include/linux/device-mapper.h b/include/linux/device-mapper.h
index 1473455d0341..4f2b3b2076c4 100644
--- a/include/linux/device-mapper.h
+++ b/include/linux/device-mapper.h
@@ -549,46 +549,29 @@ void *dm_vcalloc(unsigned long nmemb, unsigned long elem_size);
*---------------------------------------------------------------*/
#define DM_NAME "device-mapper"
-#ifdef CONFIG_PRINTK
-extern struct ratelimit_state dm_ratelimit_state;
-
-#define dm_ratelimit() __ratelimit(&dm_ratelimit_state)
-#else
-#define dm_ratelimit() 0
-#endif
+#define DM_RATELIMIT(pr_func, fmt, ...) \
+do { \
+ static DEFINE_RATELIMIT_STATE(rs, DEFAULT_RATELIMIT_INTERVAL, \
+ DEFAULT_RATELIMIT_BURST); \
+ \
+ if (__ratelimit(&rs)) \
+ pr_func(DM_FMT(fmt), ##__VA_ARGS__); \
+} while (0)
#define DM_FMT(fmt) DM_NAME ": " DM_MSG_PREFIX ": " fmt "\n"
#define DMCRIT(fmt, ...) pr_crit(DM_FMT(fmt), ##__VA_ARGS__)
#define DMERR(fmt, ...) pr_err(DM_FMT(fmt), ##__VA_ARGS__)
-#define DMERR_LIMIT(fmt, ...) \
-do { \
- if (dm_ratelimit()) \
- DMERR(fmt, ##__VA_ARGS__); \
-} while (0)
-
+#define DMERR_LIMIT(fmt, ...) DM_RATELIMIT(pr_err, fmt, ##__VA_ARGS__)
#define DMWARN(fmt, ...) pr_warn(DM_FMT(fmt), ##__VA_ARGS__)
-#define DMWARN_LIMIT(fmt, ...) \
-do { \
- if (dm_ratelimit()) \
- DMWARN(fmt, ##__VA_ARGS__); \
-} while (0)
-
+#define DMWARN_LIMIT(fmt, ...) DM_RATELIMIT(pr_warn, fmt, ##__VA_ARGS__)
#define DMINFO(fmt, ...) pr_info(DM_FMT(fmt), ##__VA_ARGS__)
-#define DMINFO_LIMIT(fmt, ...) \
-do { \
- if (dm_ratelimit()) \
- DMINFO(fmt, ##__VA_ARGS__); \
-} while (0)
+#define DMINFO_LIMIT(fmt, ...) DM_RATELIMIT(pr_info, fmt, ##__VA_ARGS__)
#ifdef CONFIG_DM_DEBUG
#define DMDEBUG(fmt, ...) printk(KERN_DEBUG DM_FMT(fmt), ##__VA_ARGS__)
-#define DMDEBUG_LIMIT(fmt, ...) \
-do { \
- if (dm_ratelimit()) \
- DMDEBUG(fmt, ##__VA_ARGS__); \
-} while (0)
+#define DMDEBUG_LIMIT(fmt, ...) DM_RATELIMIT(pr_debug, fmt, ##__VA_ARGS__)
#else
#define DMDEBUG(fmt, ...) no_printk(fmt, ##__VA_ARGS__)
#define DMDEBUG_LIMIT(fmt, ...) no_printk(fmt, ##__VA_ARGS__)