Sorry for the way late reply. I stopped being an upstream maintainer while traveling. I'm just catching up now.
On Sat, 19 Sep 2026 11:37:25 +0800 "Rui Qi" <[email protected]> wrote: > ftrace_graph_ret_addr() does not dereference retp. It compares the value > against the retp saved by function_graph_enter*() to find the matching > graph return entry. > > Update the documentation to describe retp as a return location identity. > Most architectures use the stack return address slot, but an architecture > may use another stable frame identity as long as its graph entry path and > unwinder use the same value. > > Signed-off-by: Rui Qi <[email protected]> LGTM, This can go through the RISCV tree. Acked-by: Steven Rostedt <[email protected]> -- Steve
