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From: Sakari Ailus <sakari.ailus@linux.intel.com>
To: Petr Mladek <pmladek@suse.com>,
	linux-kernel@vger.kernel.org, rafael@kernel.org
Cc: Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
	linux-acpi@vger.kernel.org, devicetree@vger.kernel.org,
	Rob Herring <robh@kernel.org>,
	Heikki Krogerus <heikki.krogerus@linux.intel.com>,
	Joe Perches <joe@perches.com>
Subject: [PATCH v9 08/12] lib/vsprintf: Add a note on re-using %pf or %pF
Date: Thu,  3 Oct 2019 15:32:15 +0300	[thread overview]
Message-ID: <20191003123219.11237-9-sakari.ailus@linux.intel.com> (raw)
In-Reply-To: <20191003123219.11237-1-sakari.ailus@linux.intel.com>

Add a note warning of re-use of obsolete %pf or %pF extensions.

Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Cc: Steven Rostedt <rostedt@goodmis.org>
Suggested-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
---
 lib/vsprintf.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lib/vsprintf.c b/lib/vsprintf.c
index a58329c8fa750..cf48769fe330c 100644
--- a/lib/vsprintf.c
+++ b/lib/vsprintf.c
@@ -2008,6 +2008,8 @@ static char *kobject_string(char *buf, char *end, void *ptr,
  * - 'S' For symbolic direct pointers (or function descriptors) with offset
  * - 's' For symbolic direct pointers (or function descriptors) without offset
  * - '[Ss]R' as above with __builtin_extract_return_addr() translation
+ * - '[Ff]' %pf and %pF were obsoleted and later removed in favor of
+ *	    %ps and %pS. Be careful when re-using these specifiers.
  * - 'B' For backtraced symbolic direct pointers with offset
  * - 'R' For decoded struct resource, e.g., [mem 0x0-0x1f 64bit pref]
  * - 'r' For raw struct resource, e.g., [mem 0x0-0x1f flags 0x201]
-- 
2.20.1


  parent reply	other threads:[~2019-10-03 12:32 UTC|newest]

Thread overview: 23+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-10-03 12:32 [PATCH v9 00/12] Device property improvements, add %pfw format specifier Sakari Ailus
2019-10-03 12:32 ` [PATCH v9 01/12] software node: Get reference to parent swnode in get_parent op Sakari Ailus
2019-10-03 12:32 ` [PATCH v9 02/12] software node: Make argument to to_software_node const Sakari Ailus
2019-10-03 12:32 ` [PATCH v9 03/12] device property: Move fwnode_get_parent() up Sakari Ailus
2019-10-03 12:32 ` [PATCH v9 04/12] device property: Add functions for accessing node's parents Sakari Ailus
2019-10-03 12:32 ` [PATCH v9 05/12] device property: Add fwnode_get_name for returning the name of a node Sakari Ailus
2019-10-03 12:32 ` [PATCH v9 06/12] device property: Add a function to obtain a node's prefix Sakari Ailus
2019-10-03 12:32 ` [PATCH v9 07/12] lib/vsprintf: Remove support for %pF and %pf in favour of %pS and %ps Sakari Ailus
2019-10-08 11:53   ` Petr Mladek
2019-10-03 12:32 ` Sakari Ailus [this message]
2019-10-08 11:54   ` [PATCH v9 08/12] lib/vsprintf: Add a note on re-using %pf or %pF Petr Mladek
2019-10-03 12:32 ` [PATCH v9 09/12] lib/vsprintf: Make use of fwnode API to obtain node names and separators Sakari Ailus
2020-01-02 22:20   ` Guenter Roeck
2020-01-03 11:21     ` Sakari Ailus
2020-01-03 14:42       ` Petr Mladek
2020-01-03 18:35         ` Guenter Roeck
2020-01-13  9:17           ` Petr Mladek
2020-01-17 14:23             ` Sakari Ailus
2019-10-03 12:32 ` [PATCH v9 10/12] lib/vsprintf: OF nodes are first and foremost, struct device_nodes Sakari Ailus
2019-10-03 12:32 ` [PATCH v9 11/12] lib/vsprintf: Add %pfw conversion specifier for printing fwnode names Sakari Ailus
2019-10-03 12:32 ` [PATCH v9 12/12] lib/test_printf: Add tests for %pfw printk modifier Sakari Ailus
2019-10-08 12:24 ` [PATCH v9 00/12] Device property improvements, add %pfw format specifier Petr Mladek
2019-10-11  9:28 ` Rafael J. Wysocki

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