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-rw-r--r--Documentation/printk-formats.txt12
1 files changed, 11 insertions, 1 deletions
diff --git a/Documentation/printk-formats.txt b/Documentation/printk-formats.txt
index cb6a596072bb..2216eb187c21 100644
--- a/Documentation/printk-formats.txt
+++ b/Documentation/printk-formats.txt
@@ -228,7 +228,7 @@ UUID/GUID addresses:
lower ('l') or upper case ('L') hex characters - and big endian order
in lower ('b') or upper case ('B') hex characters.
- Where no additional specifiers are used the default little endian
+ Where no additional specifiers are used the default big endian
order with lower case hex characters will be printed.
Passed by reference.
@@ -273,6 +273,16 @@ struct clk:
Passed by reference.
+bitmap and its derivatives such as cpumask and nodemask:
+
+ %*pb 0779
+ %*pbl 0,3-6,8-10
+
+ For printing bitmap and its derivatives such as cpumask and nodemask,
+ %*pb output the bitmap with field width as the number of bits and %*pbl
+ output the bitmap as range list with field width as the number of bits.
+
+ Passed by reference.
Thank you for your cooperation and attention.