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| author |   Josh Poimboeuf <jpoimboe@redhat.com> | 2016-08-19 06:52:55 -0500 |
|---|---|---|
| committer |   Ingo Molnar <mingo@kernel.org> | 2016-08-24 12:15:13 +0200 |
| commit | e4a744ef2fef5c803348b650a3a2d01da7797a9b (patch) | |
| tree | 7b08bac6a90229df28234ccb5566b7d7fbaac780 /arch/blackfin/kernel/ftrace-entry.S | |
| parent | x86/mm/64: Enable vmapped stacks (CONFIG_HAVE_ARCH_VMAP_STACK=y) (diff) | |
| download | linux-dev-e4a744ef2fef5c803348b650a3a2d01da7797a9b.tar.xz linux-dev-e4a744ef2fef5c803348b650a3a2d01da7797a9b.zip | |
ftrace: Remove CONFIG_HAVE_FUNCTION_GRAPH_FP_TEST from config
Make HAVE_FUNCTION_GRAPH_FP_TEST a normal define, independent from
kconfig. This removes some config file pollution and simplifies the
checking for the fp test.
Suggested-by: Steven Rostedt <rostedt@goodmis.org>
Signed-off-by: Josh Poimboeuf <jpoimboe@redhat.com>
Acked-by: Steven Rostedt <rostedt@goodmis.org>
Cc: Andy Lutomirski <luto@amacapital.net>
Cc: Andy Lutomirski <luto@kernel.org>
Cc: Borislav Petkov <bp@alien8.de>
Cc: Brian Gerst <brgerst@gmail.com>
Cc: Byungchul Park <byungchul.park@lge.com>
Cc: Denys Vlasenko <dvlasenk@redhat.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: H. Peter Anvin <hpa@zytor.com>
Cc: Kees Cook <keescook@chromium.org>
Cc: Linus Torvalds <torvalds@linux-foundation.org>
Cc: Nilay Vaish <nilayvaish@gmail.com>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Thomas Gleixner <tglx@linutronix.de>
Link: http://lkml.kernel.org/r/2c4e5f05054d6d367f702fd153af7a0109dd5c81.1471607358.git.jpoimboe@redhat.com
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to '')
| -rw-r--r-- | arch/blackfin/kernel/ftrace-entry.S | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/blackfin/kernel/ftrace-entry.S b/arch/blackfin/kernel/ftrace-entry.S index 28d059540424..3b8bdcbb7da3 100644 --- a/arch/blackfin/kernel/ftrace-entry.S +++ b/arch/blackfin/kernel/ftrace-entry.S @@ -169,7 +169,7 @@ ENTRY(_ftrace_graph_caller) r0 = sp; /* unsigned long *parent */ r1 = [sp]; /* unsigned long self_addr */ # endif -# ifdef CONFIG_HAVE_FUNCTION_GRAPH_FP_TEST +# ifdef HAVE_FUNCTION_GRAPH_FP_TEST r2 = fp; /* unsigned long frame_pointer */ # endif r0 += 16; /* skip the 4 local regs on stack */ @@ -190,7 +190,7 @@ ENTRY(_return_to_handler) [--sp] = r1; /* get original return address */ -# ifdef CONFIG_HAVE_FUNCTION_GRAPH_FP_TEST +# ifdef HAVE_FUNCTION_GRAPH_FP_TEST r0 = fp; /* Blackfin is sane, so omit this */ # endif call _ftrace_return_to_handler; |