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| author | Rabin Vincent <rabin@rab.in> | 2010-08-10 19:32:37 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2010-09-02 15:24:53 +0100 |
| commit | 09bfafac3e237415cc4b6adde49f9f28b3a42659 (patch) | |
| tree | 980006ad889a1395140dba2a3718ead537975df3 /arch/arm/kernel/armksyms.c | |
| parent | 7e9501fdecdee8151938e624b41978307cadddd2 (diff) | |
| download | linux-09bfafac3e237415cc4b6adde49f9f28b3a42659.tar.gz linux-09bfafac3e237415cc4b6adde49f9f28b3a42659.tar.xz | |
ARM: 6314/1: ftrace: allow build without frame pointers on ARM
With a new enough GCC, ARM function tracing can be supported without the
need for frame pointers. This is essential for Thumb-2 support, since
frame pointers aren't available then.
Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Acked-by: Steven Rostedt <rostedt@goodmis.org>
Signed-off-by: Rabin Vincent <rabin@rab.in>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
Diffstat (limited to 'arch/arm/kernel/armksyms.c')
| -rw-r--r-- | arch/arm/kernel/armksyms.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm/kernel/armksyms.c b/arch/arm/kernel/armksyms.c index 8214bfebfaca..e5e1e5387678 100644 --- a/arch/arm/kernel/armksyms.c +++ b/arch/arm/kernel/armksyms.c @@ -165,6 +165,8 @@ EXPORT_SYMBOL(_find_next_bit_be); #endif #ifdef CONFIG_FUNCTION_TRACER +#ifdef CONFIG_OLD_MCOUNT EXPORT_SYMBOL(mcount); +#endif EXPORT_SYMBOL(__gnu_mcount_nc); #endif |