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-rw-r--r--fs/xfs/xfs_linux.h1
-rw-r--r--fs/xfs/xfs_message.h26
2 files changed, 27 insertions, 0 deletions
diff --git a/fs/xfs/xfs_linux.h b/fs/xfs/xfs_linux.h
index fe7e4df85a7b..14e59d953b7b 100644
--- a/fs/xfs/xfs_linux.h
+++ b/fs/xfs/xfs_linux.h
@@ -72,6 +72,7 @@
#include <linux/kthread.h>
#include <linux/freezer.h>
#include <linux/list_sort.h>
+#include <linux/ratelimit.h>
#include <asm/page.h>
#include <asm/div64.h>
diff --git a/fs/xfs/xfs_message.h b/fs/xfs/xfs_message.h
index 56dc0c17f16a..76c81982f964 100644
--- a/fs/xfs/xfs_message.h
+++ b/fs/xfs/xfs_message.h
@@ -30,6 +30,32 @@ void xfs_debug(const struct xfs_mount *mp, const char *fmt, ...)
}
#endif
+#define xfs_printk_ratelimited(func, dev, fmt, ...) \
+do { \
+ static DEFINE_RATELIMIT_STATE(_rs, \
+ DEFAULT_RATELIMIT_INTERVAL, \
+ DEFAULT_RATELIMIT_BURST); \
+ if (__ratelimit(&_rs)) \
+ func(dev, fmt, ##__VA_ARGS__); \
+} while (0)
+
+#define xfs_emerg_ratelimited(dev, fmt, ...) \
+ xfs_printk_ratelimited(xfs_emerg, dev, fmt, ##__VA_ARGS__)
+#define xfs_alert_ratelimited(dev, fmt, ...) \
+ xfs_printk_ratelimited(xfs_alert, dev, fmt, ##__VA_ARGS__)
+#define xfs_crit_ratelimited(dev, fmt, ...) \
+ xfs_printk_ratelimited(xfs_crit, dev, fmt, ##__VA_ARGS__)
+#define xfs_err_ratelimited(dev, fmt, ...) \
+ xfs_printk_ratelimited(xfs_err, dev, fmt, ##__VA_ARGS__)
+#define xfs_warn_ratelimited(dev, fmt, ...) \
+ xfs_printk_ratelimited(xfs_warn, dev, fmt, ##__VA_ARGS__)
+#define xfs_notice_ratelimited(dev, fmt, ...) \
+ xfs_printk_ratelimited(xfs_notice, dev, fmt, ##__VA_ARGS__)
+#define xfs_info_ratelimited(dev, fmt, ...) \
+ xfs_printk_ratelimited(xfs_info, dev, fmt, ##__VA_ARGS__)
+#define xfs_debug_ratelimited(dev, fmt, ...) \
+ xfs_printk_ratelimited(xfs_debug, dev, fmt, ##__VA_ARGS__)
+
extern void assfail(char *expr, char *f, int l);
extern void xfs_hex_dump(void *p, int length);
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