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Diffstat (limited to 'drivers/s390/cio/cio_debug.h')
-rw-r--r--drivers/s390/cio/cio_debug.h20
1 files changed, 8 insertions, 12 deletions
diff --git a/drivers/s390/cio/cio_debug.h b/drivers/s390/cio/cio_debug.h
index f88844adae1..e64e8278c42 100644
--- a/drivers/s390/cio/cio_debug.h
+++ b/drivers/s390/cio/cio_debug.h
@@ -8,21 +8,22 @@ extern debug_info_t *cio_debug_msg_id;
extern debug_info_t *cio_debug_trace_id;
extern debug_info_t *cio_debug_crw_id;
-#define CIO_TRACE_EVENT(imp, txt) do { \
+#define CIO_TRACE_EVENT(imp, txt) do { \
debug_text_event(cio_debug_trace_id, imp, txt); \
} while (0)
-#define CIO_MSG_EVENT(imp, args...) do { \
- debug_sprintf_event(cio_debug_msg_id, imp , ##args); \
+#define CIO_MSG_EVENT(imp, args...) do { \
+ debug_sprintf_event(cio_debug_msg_id, imp , ##args); \
} while (0)
-#define CIO_CRW_EVENT(imp, args...) do { \
- debug_sprintf_event(cio_debug_crw_id, imp , ##args); \
+#define CIO_CRW_EVENT(imp, args...) do { \
+ debug_sprintf_event(cio_debug_crw_id, imp , ##args); \
} while (0)
-static inline void
-CIO_HEX_EVENT(int level, void *data, int length)
+static inline void CIO_HEX_EVENT(int level, void *data, int length)
{
+ if (unlikely(!cio_debug_trace_id))
+ return;
while (length > 0) {
debug_event(cio_debug_trace_id, level, data, length);
length -= cio_debug_trace_id->buf_size;
@@ -30,9 +31,4 @@ CIO_HEX_EVENT(int level, void *data, int length)
}
}
-#define CIO_DEBUG(printk_level,event_level,msg...) ({ \
- if (cio_show_msg) printk(printk_level msg); \
- CIO_MSG_EVENT (event_level, msg); \
-})
-
#endif