Re: [PATCH net-next] bpf: add support for %s specifier to bpf_trace_printk()

From: Steven Rostedt
Date: Thu Aug 27 2015 - 19:43:42 EST


On Thu, 27 Aug 2015 16:20:39 -0700 (PDT)
David Miller <davem@xxxxxxxxxxxxx> wrote:

> From: Alexei Starovoitov <ast@xxxxxxxxxxxx>
> Date: Thu, 27 Aug 2015 16:06:14 -0700
>
> > Fair or you still think it should be per byte copy?
>
> I'm terribly surprised we don't have an equivalent of strncpy()
> for unsafe kernel pointers.
>
> You probably won't be the last person to want this, and it's silly
> to optimize it in one place and then wait for cut&paste into the
> next guy.

If it doesn't exist. Perhaps its time to create it.

-- Steve
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