From 3d1dc719bca9988e08a8d68363a5c2514ccaf5d4 Mon Sep 17 00:00:00 2001
From: Sami Tolvanen <samitolvanen@google.com>
Date: Wed, 24 Feb 2021 14:57:06 -0800
Subject: [PATCH] parisc: select FTRACE_MCOUNT_USE_PATCHABLE_FUNCTION_ENTRY
parisc uses -fpatchable-function-entry with dynamic ftrace, which means we
don't need recordmcount. Select FTRACE_MCOUNT_USE_PATCHABLE_FUNCTION_ENTRY
to tell that to the build system.
Reported-by: Guenter Roeck <linux@roeck-us.net>
Fixes: 3b15cdc15956 ("tracing: move function tracer options to Kconfig")
Signed-off-by: Sami Tolvanen <samitolvanen@google.com>
Tested-by: Guenter Roeck <linux@roeck-us.net>
Tested-by: Kees Cook <keescook@chromium.org>
Signed-off-by: Kees Cook <keescook@chromium.org>
Link: https://lore.kernel.org/r/20210224225706.2726050-1-samitolvanen@google.com
---
arch/parisc/Kconfig | 1 +
1 file changed, 1 insertion(+)
diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig
index 78b17621ee4a5..0ebde059bd7e0 100644
--- a/arch/parisc/Kconfig
+++ b/arch/parisc/Kconfig
@@ -61,6 +61,7 @@ config PARISC
select HAVE_KRETPROBES
select HAVE_DYNAMIC_FTRACE if $(cc-option,-fpatchable-function-entry=1,1)
select HAVE_FTRACE_MCOUNT_RECORD if HAVE_DYNAMIC_FTRACE
+ select FTRACE_MCOUNT_USE_PATCHABLE_FUNCTION_ENTRY if DYNAMIC_FTRACE
select HAVE_KPROBES_ON_FTRACE
select HAVE_DYNAMIC_FTRACE_WITH_REGS
select SET_FS
--
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