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-rw-r--r--Documentation/printk-formats.txt5
1 files changed, 5 insertions, 0 deletions
diff --git a/Documentation/printk-formats.txt b/Documentation/printk-formats.txt
index 5df176ed59b8..d8d168fa79d6 100644
--- a/Documentation/printk-formats.txt
+++ b/Documentation/printk-formats.txt
@@ -56,6 +56,7 @@ Struct Resources:
MAC/FDDI addresses:
%pM 00:01:02:03:04:05
+ %pMR 05:04:03:02:01:00
%pMF 00-01-02-03-04-05
%pm 000102030405
@@ -67,6 +68,10 @@ MAC/FDDI addresses:
the 'M' specifier to use dash ('-') separators instead of the default
separator.
+ For Bluetooth addresses the 'R' specifier shall be used after the 'M'
+ specifier to use reversed byte order suitable for visual interpretation
+ of Bluetooth addresses which are in the little endian order.
+
IPv4 addresses:
%pI4 1.2.3.4