linux-kernel - Re: [PATCH v2 2/2] powerpc/powernv: Skip registering log region when CONFIG

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Message-ID: <m3sif2zbnz.fsf@oc8180480414.ibm.com>
Date:	Fri, 23 Jan 2015 09:35:28 +1100
From:	Stewart Smith <stewart@...ux.vnet.ibm.com>
To:	Pranith Kumar <bobby.prani@...il.com>,
	Michael Ellerman <mpe@...erman.id.au>
Cc:	Rob Herring <robh@...nel.org>,
	open list <linux-kernel@...r.kernel.org>,
	Vasant Hegde <hegdevasant@...ux.vnet.ibm.com>,
	Paul Mackerras <paulus@...ba.org>,
	Joel Stanley <joel@....id.au>,
	Mahesh Salgaonkar <mahesh@...ux.vnet.ibm.com>,
	Neelesh Gupta <neelegup@...ux.vnet.ibm.com>,
	"open list\:LINUX FOR POWERPC..." <linuxppc-dev@...ts.ozlabs.org>,
	Anton Blanchard <anton@...ba.org>
Subject: Re: [PATCH v2 2/2] powerpc/powernv: Skip registering log region when CONFIG_PRINTK=n

Pranith Kumar <bobby.prani@...il.com> writes:
> On Thu, Jan 22, 2015 at 12:19 AM, Michael Ellerman <mpe@...erman.id.au> wrote:
>> On Wed, 2015-01-21 at 21:26 -0500, Pranith Kumar wrote:
>>> When CONFIG_PRINTK=n, log_buf_addr_get() returns NULL and log_buf_len_get()
>>> return 0. Check for these return values and skip registering the dump buffer.
>>>
>>> Signed-off-by: Pranith Kumar <bobby.prani@...il.com>
>>> CC: Michael Ellerman <mpe@...erman.id.au>
>>> ---
>>>  arch/powerpc/platforms/powernv/opal.c | 6 ++++++
>>>  1 file changed, 6 insertions(+)
>>
>> What changed since v1? I don't see anything?
>>
>
> Nothing in this patch but there is a v2 of the first patch in this
> series, so had to resend this patch with a v2.

You also missed my Reviewed-by :)

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