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authorSakari Ailus <sakari.ailus@linux.intel.com>2019-10-03 15:32:14 +0300
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2019-10-11 11:26:55 +0200
commit9af7706492f985867d070861fe39fee0fe41326f (patch)
treec768e2013f76a0475fb1ad586dcec499e37ef3fa /Documentation/core-api
parente7e242bccb209b5f73455b33928b8680cc6e3319 (diff)
lib/vsprintf: Remove support for %pF and %pf in favour of %pS and %ps
%pS and %ps are now the preferred conversion specifiers to print function names. The functionality is equivalent; remove the old, deprecated %pF and %pf support. Depends-on: commit 2d44d165e939 ("scsi: lpfc: Convert existing %pf users to %ps") Depends-on: commit b295c3e39c13 ("tools lib traceevent: Convert remaining %p[fF] users to %p[sS]") Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com> Reviewed-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com> Reviewed-by: Petr Mladek <pmladek@suse.com> Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'Documentation/core-api')
-rw-r--r--Documentation/core-api/printk-formats.rst10
1 files changed, 0 insertions, 10 deletions
diff --git a/Documentation/core-api/printk-formats.rst b/Documentation/core-api/printk-formats.rst
index ecbebf4ca8e7..0c081edbe97e 100644
--- a/Documentation/core-api/printk-formats.rst
+++ b/Documentation/core-api/printk-formats.rst
@@ -86,8 +86,6 @@ Symbols/Function Pointers
%pS versatile_init+0x0/0x110
%ps versatile_init
- %pF versatile_init+0x0/0x110
- %pf versatile_init
%pSR versatile_init+0x9/0x110
(with __builtin_extract_return_addr() translation)
%pB prev_fn_of_versatile_init+0x88/0x88
@@ -97,14 +95,6 @@ The ``S`` and ``s`` specifiers are used for printing a pointer in symbolic
format. They result in the symbol name with (S) or without (s)
offsets. If KALLSYMS are disabled then the symbol address is printed instead.
-Note, that the ``F`` and ``f`` specifiers are identical to ``S`` (``s``)
-and thus deprecated. We have ``F`` and ``f`` because on ia64, ppc64 and
-parisc64 function pointers are indirect and, in fact, are function
-descriptors, which require additional dereferencing before we can lookup
-the symbol. As of now, ``S`` and ``s`` perform dereferencing on those
-platforms (when needed), so ``F`` and ``f`` exist for compatibility
-reasons only.
-
The ``B`` specifier results in the symbol name with offsets and should be
used when printing stack backtraces. The specifier takes into
consideration the effect of compiler optimisations which may occur