linux-kernel - [RFC][PATCHv2 1/3] lib: printf: update documentation to cover all of %p[Mm][FR]

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Message-Id: <1341310000-4082-1-git-send-email-andriy.shevchenko@linux.intel.com>
Date:	Tue,  3 Jul 2012 13:06:38 +0300
From:	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
To:	Andrew Morton <akpm@...ux-foundation.org>, proski@....org,
	Andrei Emeltchenko <andrei.emeltchenko@...el.com>,
	linux-wireless@...r.kernel.org, linux-kernel@...r.kernel.org,
	Joe@...le, Perches@...le, joe@...ches.com
Cc:	Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Subject: [RFC][PATCHv2 1/3] lib: printf: update documentation to cover all of %p[Mm][FR]

Signed-off-by: Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
---
 Documentation/printk-formats.txt |    1 +
 lib/vsprintf.c                   |    3 +++
 2 files changed, 4 insertions(+)

diff --git a/Documentation/printk-formats.txt b/Documentation/printk-formats.txt
index d8d168fa..90ff4d7 100644
--- a/Documentation/printk-formats.txt
+++ b/Documentation/printk-formats.txt
@@ -59,6 +59,7 @@ MAC/FDDI addresses:
 	%pMR	05:04:03:02:01:00
 	%pMF	00-01-02-03-04-05
 	%pm	000102030405
+	%pmR	050403020100
 
 	For printing 6-byte MAC/FDDI addresses in hex notation. The 'M' and 'm'
 	specifiers result in a printed address with ('M') or without ('m') byte
diff --git a/lib/vsprintf.c b/lib/vsprintf.c
index a0b5f15..c65f5d4 100644
--- a/lib/vsprintf.c
+++ b/lib/vsprintf.c
@@ -1287,7 +1287,10 @@ qualifier:
  * %pR output the address range in a struct resource with decoded flags
  * %pr output the address range in a struct resource with raw flags
  * %pM output a 6-byte MAC address with colons
+ * %pMR output a 6-byte MAC address with colons in reversed order
+ * %pMF output a 6-byte MAC address with dashes
  * %pm output a 6-byte MAC address without colons
+ * %pmR output a 6-byte MAC address without colons in reversed order
  * %pI4 print an IPv4 address without leading zeros
  * %pi4 print an IPv4 address with leading zeros
  * %pI6 print an IPv6 address with colons
-- 
1.7.10

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