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Subject: Re: [PATCH] ftrace: using pr_fmt for better printk output
From: Joe Perches <joe@perches.com>
To: Jovi Zhang <bookjovi@gmail.com>
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Date: Mon, 16 Jul 2012 22:29:17 -0700
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On Tue, 2012-07-17 at 13:23 +0800, Jovi Zhang wrote:
> I don't make sure if there have some method or skill to let GCC knows
> subsystem name automatically,
> use built-in macro __FILE__? but this need condition of subsystem name
> is same as file name,
> not so easily to guarantee that.

You could use KBUILD_BASENAME instead.