From: "Steven Rostedt (VMware)" <[email protected]> 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 <[email protected]> Cc: Will Deacon <[email protected]> Cc: [email protected] Signed-off-by: Steven Rostedt (VMware) <[email protected]> --- 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
