Messages in this thread | | | Date | Fri, 9 Jun 2023 13:19:24 -0400 | From | Steven Rostedt <> | Subject | Re: [PATCH v11 4/8] arm64: ftrace: Enable HAVE_FUNCTION_GRAPH_RETVAL |
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On Fri, 9 Jun 2023 10:31:19 +0100 Catalin Marinas <catalin.marinas@arm.com> wrote:
> On Sat, Apr 08, 2023 at 05:42:18AM -0700, Donglin Peng wrote: > > The previous patch ("function_graph: Support recording and printing > > the return value of function") has laid the groundwork for the for > > the funcgraph-retval, and this modification makes it available on > > the ARM64 platform. > > > > We introduce a new structure called fgraph_ret_regs for the ARM64 > > platform to hold return registers and the frame pointer. We then > > fill its content in the return_to_handler and pass its address to > > the function ftrace_return_to_handler to record the return value. > > > > Reviewed-by: Mark Rutland <mark.rutland@arm.com> > > Tested-by: Mark Rutland <mark.rutland@arm.com> > > Signed-off-by: Donglin Peng <pengdonglin@sangfor.com.cn> > > We fully trust Mark's reviews ;) but just in case you need an official > maintainer ack: > > Acked-by: Catalin Marinas <catalin.marinas@arm.com>
Thanks Catalin, that does help.
-- Steve
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