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-rw-r--r--lib/dynamic_debug.c37
1 files changed, 37 insertions, 0 deletions
diff --git a/lib/dynamic_debug.c b/lib/dynamic_debug.c
index 7bdf98c37e91..8a16c2d498e9 100644
--- a/lib/dynamic_debug.c
+++ b/lib/dynamic_debug.c
@@ -37,6 +37,8 @@
#include <linux/device.h>
#include <linux/netdevice.h>
+#include <rdma/ib_verbs.h>
+
extern struct _ddebug __start___verbose[];
extern struct _ddebug __stop___verbose[];
@@ -636,6 +638,41 @@ EXPORT_SYMBOL(__dynamic_netdev_dbg);
#endif
+#if IS_ENABLED(CONFIG_INFINIBAND)
+
+void __dynamic_ibdev_dbg(struct _ddebug *descriptor,
+ const struct ib_device *ibdev, const char *fmt, ...)
+{
+ struct va_format vaf;
+ va_list args;
+
+ va_start(args, fmt);
+
+ vaf.fmt = fmt;
+ vaf.va = &args;
+
+ if (ibdev && ibdev->dev.parent) {
+ char buf[PREFIX_SIZE];
+
+ dev_printk_emit(LOGLEVEL_DEBUG, ibdev->dev.parent,
+ "%s%s %s %s: %pV",
+ dynamic_emit_prefix(descriptor, buf),
+ dev_driver_string(ibdev->dev.parent),
+ dev_name(ibdev->dev.parent),
+ dev_name(&ibdev->dev),
+ &vaf);
+ } else if (ibdev) {
+ printk(KERN_DEBUG "%s: %pV", dev_name(&ibdev->dev), &vaf);
+ } else {
+ printk(KERN_DEBUG "(NULL ib_device): %pV", &vaf);
+ }
+
+ va_end(args);
+}
+EXPORT_SYMBOL(__dynamic_ibdev_dbg);
+
+#endif
+
#define DDEBUG_STRING_SIZE 1024
static __initdata char ddebug_setup_string[DDEBUG_STRING_SIZE];