Re: [PATCH v3 2/4] tracing: Make syscall_(un)regfunc arch-specific

From: Josh Stone
Date: Mon Aug 24 2009 - 16:00:59 EST


On 08/24/2009 12:58 PM, Frederic Weisbecker wrote:
> On Mon, Aug 24, 2009 at 12:31:26PM -0700, Josh Stone wrote:
>> On 08/23/2009 02:14 PM, Frederic Weisbecker wrote:
>>> I really don't like that.
>>> See how the s390 and x86 version of the above code are completely
>>> identical?
>>>
>>> Please put this in kernel/ptrace.c
>>
>> Yes, I see your point, and I think kernel/ptrace.c is a fine place for
>> it. Making it conditional on CONFIG_TRACEPOINTS and
>> CONFIG_HAVE_FTRACE_SYSCALLS is probably best too, though I think the
>> latter should now be HAVE_SYSCALL_TRACEPOINTS.
>
>
> As you prefer, this new name can be indeed more verbose.

Actually, now I'm second-guessing the need to move these at all. Since
they only make sense for CONFIG_TRACEPOINTS, can't they stay in
kernel/tracepoint.c and just be conditional on HAVE_SYSCALL_TRACEPOINTS?
The only real change needed is for the tracepoint declarations to also
be conditional.

Josh

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