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    SubjectRe: [RFC][PATCH] x86: ptrace: Add function argument access API
    On Mon, 15 Oct 2018 23:56:46 +0900
    Masami Hiramatsu <mhiramat@kernel.org> wrote:

    > This patch looks good to me.
    > But if the concern is real, all regs_get_kernel_stack_nth() user must move
    > onto _safe() version, at least all tracers code.

    Doing a git grep on regs_get_kernel_stack_nth(), I think you are right.
    I'll resend and make the _nth() function just the _safe() function. No
    need to do it without the probe_kernel_read() call.

    >
    > Reviewed-by: Masami Hiramatsu <mhiramat@kernel.org>

    Thanks,

    -- Steve

    >
    >

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