Changes on x86-64 later in this series require that all struct _ddebug
descriptors in a translation unit uses distinct identifiers. Realize
that for net_dbg_ratelimited by generating such an identifier via
__UNIQUE_ID and pass that to an extra level of macros.

No functional change.

Cc: [email protected]
Acked-by: Jason Baron <[email protected]>
Signed-off-by: Rasmus Villemoes <[email protected]>
---
 include/linux/net.h | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/include/linux/net.h b/include/linux/net.h
index f7d672cf25b5..a080ede95b47 100644
--- a/include/linux/net.h
+++ b/include/linux/net.h
@@ -264,7 +264,7 @@ do {                                                        
        \
 #define net_info_ratelimited(fmt, ...)                         \
        net_ratelimited_function(pr_info, fmt, ##__VA_ARGS__)
 #if defined(CONFIG_DYNAMIC_DEBUG)
-#define net_dbg_ratelimited(fmt, ...)                                  \
+#define _net_dbg_ratelimited(descriptor, fmt, ...)                     \
 do {                                                                   \
        DEFINE_DYNAMIC_DEBUG_METADATA(descriptor, fmt);                 \
        if (DYNAMIC_DEBUG_BRANCH(descriptor) &&                         \
@@ -272,6 +272,8 @@ do {                                                        
                \
                __dynamic_pr_debug(&descriptor, pr_fmt(fmt),            \
                                   ##__VA_ARGS__);                      \
 } while (0)
+#define net_dbg_ratelimited(fmt, ...)                                  \
+       _net_dbg_ratelimited(__UNIQUE_ID(ddebug), fmt, ##__VA_ARGS__)
 #elif defined(DEBUG)
 #define net_dbg_ratelimited(fmt, ...)                          \
        net_ratelimited_function(pr_debug, fmt, ##__VA_ARGS__)
-- 
2.20.1

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