Date: Fri, 1 Jun 2012 18:53:22 +0200
From: Sam Ravnborg <sam@ravnborg.org>
To: "Srivatsa S. Bhat" <srivatsa.bhat@linux.vnet.ibm.com>
Cc: tglx@linutronix.de, peterz@infradead.org, paulmck@linux.vnet.ibm.com,
        rusty@rustcorp.com.au, mingo@kernel.org, yong.zhang0@gmail.com,
        akpm@linux-foundation.org, vatsa@linux.vnet.ibm.com, rjw@sisk.pl,
        linux-arch@vger.kernel.org, linux-kernel@vger.kernel.org,
        nikunj@linux.vnet.ibm.com, Suresh Siddha <suresh.b.siddha@intel.com>,
        Venkatesh Pallipadi <venki@google.com>
Subject: Re: [PATCH 01/27] smpboot: Provide a generic method to boot
	secondary processors
Message-ID: <20120601165322.GB18870@merkur.ravnborg.org>
References: <20120601090952.31979.24799.stgit@srivatsabhat.in.ibm.com> <20120601091008.31979.93586.stgit@srivatsabhat.in.ibm.com>
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> +
> +
> +/* Implement the following functions in your architecture, as appropriate. */
> +
> +/**
> + * __cpu_pre_starting()
> + *
> + * Implement whatever you need to do before the CPU_STARTING notifiers are
> + * invoked. Note that the CPU_STARTING callbacks run *on* the cpu that is
> + * coming up. So that cpu better be prepared! IOW, implement all the early
> + * boot/init code for the cpu here. And do NOT enable interrupts.
> + */
> +#ifndef __cpu_pre_starting
> +void __weak __cpu_pre_starting(void *arg) {}
> +#endif

I miss the prototype for this in a header?
And the comment maybe belong in the header - not in the implementation?

	Sam
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