linux-kernel - [PATCH] lib: vsprintf: document formats for dentry and struct file

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Date:	Wed, 11 Sep 2013 20:31:26 -0700
From:	Olof Johansson <olof@...om.net>
To:	akpm@...ux-foundation.org
Cc:	linux-kernel@...r.kernel.org, Al Viro <viro@...iv.linux.org.uk>,
	Olof Johansson <olof@...om.net>
Subject: [PATCH] lib: vsprintf: document formats for dentry and struct file

Looks like these were added to Documentation/printk-formats.txt but
not the in-file table.

Signed-off-by: Olof Johansson <olof@...om.net>
---
 lib/vsprintf.c |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/lib/vsprintf.c b/lib/vsprintf.c
index 26559bd..061bacb 100644
--- a/lib/vsprintf.c
+++ b/lib/vsprintf.c
@@ -1218,6 +1218,8 @@ int kptr_restrict __read_mostly;
  *            The maximum supported length is 64 bytes of the input. Consider
  *            to use print_hex_dump() for the larger input.
  * - 'a' For a phys_addr_t type and its derivative types (passed by reference)
+ * - 'd[234]' For a dentry name (optionally 2-4 last components)
+ * - 'D[234]' Same as 'd' but for a struct file
  *
  * Note: The difference between 'S' and 'F' is that on ia64 and ppc64
  * function pointers are really function descriptors, which contain a
-- 
1.7.10.4

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