Thread (4 messages) flat view 4 messages, 3 authors, 2020-06-08
STALE2281d LANDED

Landed in mainline as 91970bef48d6 on 2020-06-08.

[Possible PATCH]arm64: ftrace: Change CONFIG_FTRACE_WITH_REGS to CONFIG_DYNAMIC_FTRACE_WITH_REGS

From: Joe Perches <joe@perches.com>
Date: 2020-06-06 19:25:54
Also in: lkml
Subsystem: arm64 port (aarch64 architecture), function hooks (ftrace), the rest · Maintainers: Catalin Marinas, Will Deacon, Steven Rostedt, Masami Hiramatsu, Linus Torvalds

CONFIG_FTRACE_WITH_REGS does not exist as a Kconfig symbol.

Signed-off-by: Joe Perches <joe@perches.com>
---

I don't have the hardware, so I can't tell if this is a
correct change, but it is a logical one.

Found by a test script that looks for IS_ENABLED(FOO)
where FOO must also exist in Kconfig files.

 arch/arm64/kernel/ftrace.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/arch/arm64/kernel/ftrace.c b/arch/arm64/kernel/ftrace.c
index 8618faa82e6d..86a5cf9bc19a 100644
--- a/arch/arm64/kernel/ftrace.c
+++ b/arch/arm64/kernel/ftrace.c
@@ -69,7 +69,8 @@ static struct plt_entry *get_ftrace_plt(struct module *mod, unsigned long addr)
 
 	if (addr == FTRACE_ADDR)
 		return &plt[FTRACE_PLT_IDX];
-	if (addr == FTRACE_REGS_ADDR && IS_ENABLED(CONFIG_FTRACE_WITH_REGS))
+	if (addr == FTRACE_REGS_ADDR &&
+	    IS_ENABLED(CONFIG_DYNAMIC_FTRACE_WITH_REGS))
 		return &plt[FTRACE_REGS_PLT_IDX];
 #endif
 	return NULL;

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