X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=debug.h;h=b8718ddc225f894c68d981e50c4fd2bff5e85f83;hp=e3aa3f183875ba37a67d80542d7afd110325f6ea;hb=93b45bb2e4c511f2d9a9a7552d74e1d921b0bf76;hpb=c7334fa3f3be87854354044615b0c0e473c50713

diff --git a/debug.h b/debug.h
index e3aa3f18..b8718ddc 100644
--- a/debug.h
+++ b/debug.h
@@ -2,6 +2,7 @@
 #define FIO_DEBUG_H
 
 #include <assert.h>
+#include "lib/types.h"
 #include "log.h"
 
 enum {
@@ -26,7 +27,24 @@ enum {
 	FD_DEBUG_MAX,
 };
 
-extern unsigned int fio_debug_jobno, *fio_debug_jobp;
+extern unsigned int fio_debug_jobno, *fio_debug_jobp, *fio_warned;
+
+static inline bool fio_did_warn(unsigned int mask)
+{
+	if (*fio_warned & mask)
+		return true;
+
+	*fio_warned |= mask;
+	return false;
+}
+
+enum {
+	FIO_WARN_ROOT_FLUSH	= 1,
+	FIO_WARN_VERIFY_BUF	= 2,
+	FIO_WARN_ZONED_BUG	= 4,
+	FIO_WARN_IOLOG_DROP	= 8,
+	FIO_WARN_FADVISE	= 16,
+};
 
 #ifdef FIO_INC_DEBUG
 struct debug_level {
@@ -35,7 +53,7 @@ struct debug_level {
 	unsigned long shift;
 	unsigned int jobno;
 };
-extern struct debug_level debug_levels[];
+extern const struct debug_level debug_levels[];
 
 extern unsigned long fio_debug;