From: "Steven Rostedt (VMware)" <rost...@goodmis.org>
The curr_ret_stack is no longer set to -1 when not tracing a function. It is
now done differently, and the FTRACE_NOTRACE_DEPTH value is no longer used.
Remove the reference to it.
Cc: Catalin Marinas <catalin.mari...@arm.com>
Cc: Will Deacon <will.dea...@arm.com>
Cc: linux-arm-ker...@lists.infradead.org
Signed-off-by: Steven Rostedt (VMware) <rost...@goodmis.org>
---
arch/arm64/kernel/stacktrace.c | 3 ---
1 file changed, 3 deletions(-)
diff --git a/arch/arm64/kernel/stacktrace.c b/arch/arm64/kernel/stacktrace.c
index 4989f7ea1e59..7723dadf25be 100644
--- a/arch/arm64/kernel/stacktrace.c
+++ b/arch/arm64/kernel/stacktrace.c
@@ -61,9 +61,6 @@ int notrace unwind_frame(struct task_struct *tsk, struct
stackframe *frame)
(frame->pc == (unsigned long)return_to_handler)) {
if (WARN_ON_ONCE(frame->graph == -1))
return -EINVAL;
- if (frame->graph < -1)
- frame->graph += FTRACE_NOTRACE_DEPTH;
-
/*
* This is a case where function graph tracer has
* modified a return address (LR) in a stack frame
--
2.19.1
