From: Jonathan Brassow <[EMAIL PROTECTED]>
Add ratelimit extension to dm logging macros.
Signed-off-by: Jonathan Brassow <[EMAIL PROTECTED]>
Signed-off-by: Alasdair G Kergon <[EMAIL PROTECTED]>
---
drivers/md/dm.h | 40 ++++++++++++++++++++++++++++++++++++----
1 files changed, 36 insertions(+), 4 deletions(-)
Index: linux/drivers/md/dm.h
===================================================================
--- linux.orig/drivers/md/dm.h 2007-07-11 21:37:31.000000000 +0100
+++ linux/drivers/md/dm.h 2007-07-11 21:37:49.000000000 +0100
@@ -18,13 +18,45 @@
#define DM_NAME "device-mapper"
-#define DMERR(f, arg...) printk(KERN_ERR DM_NAME ": " DM_MSG_PREFIX ": " f
"\n", ## arg)
-#define DMWARN(f, arg...) printk(KERN_WARNING DM_NAME ": " DM_MSG_PREFIX ": "
f "\n", ## arg)
-#define DMINFO(f, arg...) printk(KERN_INFO DM_NAME ": " DM_MSG_PREFIX ": " f
"\n", ## arg)
+#define DMERR(f, arg...) \
+ printk(KERN_ERR DM_NAME ": " DM_MSG_PREFIX ": " f "\n", ## arg)
+#define DMERR_LIMIT(f, arg...) \
+ do { \
+ if (printk_ratelimit()) \
+ printk(KERN_ERR DM_NAME ": " DM_MSG_PREFIX ": " \
+ f "\n", ## arg); \
+ } while (0)
+
+#define DMWARN(f, arg...) \
+ printk(KERN_WARNING DM_NAME ": " DM_MSG_PREFIX ": " f "\n", ## arg)
+#define DMWARN_LIMIT(f, arg...) \
+ do { \
+ if (printk_ratelimit()) \
+ printk(KERN_WARNING DM_NAME ": " DM_MSG_PREFIX ": " \
+ f "\n", ## arg); \
+ } while (0)
+
+#define DMINFO(f, arg...) \
+ printk(KERN_INFO DM_NAME ": " DM_MSG_PREFIX ": " f "\n", ## arg)
+#define DMINFO_LIMIT(f, arg...) \
+ do { \
+ if (printk_ratelimit()) \
+ printk(KERN_INFO DM_NAME ": " DM_MSG_PREFIX ": " f \
+ "\n", ## arg); \
+ } while (0)
+
#ifdef CONFIG_DM_DEBUG
-# define DMDEBUG(f, arg...) printk(KERN_DEBUG DM_NAME ": " DM_MSG_PREFIX "
DEBUG: " f "\n", ## arg)
+# define DMDEBUG(f, arg...) \
+ printk(KERN_DEBUG DM_NAME ": " DM_MSG_PREFIX " DEBUG: " f "\n", ## arg)
+# define DMDEBUG_LIMIT(f, arg...) \
+ do { \
+ if (printk_ratelimit()) \
+ printk(KERN_DEBUG DM_NAME ": " DM_MSG_PREFIX ": " f \
+ "\n", ## arg); \
+ } while (0)
#else
# define DMDEBUG(f, arg...) do {} while (0)
+# define DMDEBUG_LIMIT(f, arg...) do {} while (0)
#endif
#define DMEMIT(x...) sz += ((sz >= maxlen) ? \
-
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