linux-kernel - Re: [v4,1/6] powerpc: ftrace: minor cleanup

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Message-Id: <3w9nt56Z1Nz9s2Q@ozlabs.org>
Date:   Sun, 23 Apr 2017 21:53:17 +1000 (AEST)
From:   Michael Ellerman <patch-notifications@...erman.id.au>
To:     "Naveen N. Rao" <naveen.n.rao@...ux.vnet.ibm.com>
Cc:     linux-kernel@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org,
        Masami Hiramatsu <mhiramat@...nel.org>,
        Ingo Molnar <mingo@...nel.org>
Subject: Re: [v4,1/6] powerpc: ftrace: minor cleanup

On Wed, 2017-04-19 at 12:52:23 UTC, "Naveen N. Rao" wrote:
> Move the stack setup and teardown code to the ftrace_graph_caller().
> This way, we don't incur the cost of setting it up unless function graph
> is enabled for this function.
> 
> Also, remove the extraneous LR restore code after the function graph
> stub. LR has previously been restored and neither livepatch_handler()
> nor ftrace_graph_caller() return back here.
> 
> Signed-off-by: Naveen N. Rao <naveen.n.rao@...ux.vnet.ibm.com>

Applied to powerpc next, thanks.

https://git.kernel.org/powerpc/c/700e64377c2c8e2406e9c4c1632e2e

cheers