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| author | Zong Li <zong@andestech.com> | 2018-08-15 04:45:59 +0200 |
|---|---|---|
| committer | Greentime Hu <greentime@andestech.com> | 2018-09-04 08:45:17 +0200 |
| commit | a18082575c664847d36c6ca030b09ce8d93aec2f (patch) | |
| tree | 96070f10fadd478d6f644d639b899d9bb9311650 /arch/nds32/Kconfig | |
| parent | nds32: Extract the checking and getting pointer to a macro (diff) | |
| download | linux-a18082575c664847d36c6ca030b09ce8d93aec2f.tar.xz linux-a18082575c664847d36c6ca030b09ce8d93aec2f.zip | |
nds32/ftrace: Support static function tracer
This patch support the static function tracer. On nds32 ABI, we need to
always push return address to stack for __builtin_return_address can
work correctly, otherwise, it will get the wrong value of $lp at leaf
function.
Signed-off-by: Zong Li <zong@andestech.com>
Acked-by: Greentime Hu <greentime@andestech.com>
Signed-off-by: Greentime Hu <greentime@andestech.com>
Diffstat (limited to 'arch/nds32/Kconfig')
| -rw-r--r-- | arch/nds32/Kconfig | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/nds32/Kconfig b/arch/nds32/Kconfig index 1d4248fa55e9..853497fe4266 100644 --- a/arch/nds32/Kconfig +++ b/arch/nds32/Kconfig @@ -40,6 +40,7 @@ config NDS32 select NO_IOPORT_MAP select RTC_LIB select THREAD_INFO_IN_TASK + select HAVE_FUNCTION_TRACER help Andes(nds32) Linux support. |