Re: [PATCH v3 1/2] config: Adding the new config parameter CONFIG_PROVE_LOCKING_SMALL for sparc

Path	csiph.com!news.redatomik.org!aioe.org!bofh.it!news.nic.it!robomod
From	Babu Moger <babu.moger@oracle.com>
Newsgroups	linux.kernel
Subject	Re: [PATCH v3 1/2] config: Adding the new config parameter CONFIG_PROVE_LOCKING_SMALL for sparc
Date	Thu, 06 Oct 2016 01:00:01 +0200
Message-ID	<sp3kl-8nD-9@gated-at.bofh.it> (permalink)
References	<sm6oq-58G-19@gated-at.bofh.it> <smizg-4mV-23@gated-at.bofh.it> <smK2y-4NO-5@gated-at.bofh.it> <smYoN-5Xl-1@gated-at.bofh.it>
X-Original-To	David Miller <davem@davemloft.net>
Organization	Oracle Corporation
User-Agent	Mozilla/5.0 (Windows NT 10.0; WOW64; rv:45.0) Gecko/20100101 Thunderbird/45.3.0
MIME-Version	1.0
Content-Type	text/plain; charset=windows-1252; format=flowed
Content-Transfer-Encoding	7bit
X-Source-IP	aserv0022.oracle.com [141.146.126.234]
Sender	robomod@news.nic.it
List-ID	<linux-kernel.vger.kernel.org>
X-Mailing-List	linux-kernel@vger.kernel.org
Approved	robomod@news.nic.it
Lines	26
X-Original-Cc	peterz@infradead.org, mingo@redhat.com, akpm@linux-foundation.org, keescook@chromium.org, dan.j.williams@intel.com, aryabinin@virtuozzo.com, tj@kernel.org, sam@ravnborg.org, linux-kernel@vger.kernel.org, sparclinux@vger.kernel.org
X-Original-Date	Wed, 5 Oct 2016 17:56:16 -0500
X-Original-Message-ID	<95f51c11-8b72-b7d3-03c4-942d42128a7a@oracle.com>
X-Original-References	<1475004808-91920-2-git-send-email-babu.moger@oracle.com> <20160928083926.GQ5016@twins.programming.kicks-ass.net> <c4035ddb-effb-f9ef-9110-aef0703276cd@oracle.com> <20160930.011915.39029193323355575.davem@davemloft.net>
X-Original-Sender	linux-kernel-owner@vger.kernel.org
Xref	csiph.com linux.kernel:1496113

Show key headers only | View raw

Dave, Gentle reminder to review this patch. Thanks

On 9/30/2016 12:19 AM, David Miller wrote:
> From: Babu Moger <babu.moger@oracle.com>
> Date: Thu, 29 Sep 2016 08:53:24 -0500
>
>> On 9/28/2016 3:39 AM, Peter Zijlstra wrote:
>>> On Tue, Sep 27, 2016 at 12:33:27PM -0700, Babu Moger wrote:
>>>> This new config parameter limits the space used for "Lock debugging:
>>>> prove locking correctness" by about 4MB. The current sparc systems
>>>> have
>>>> the limitation of 32MB size for kernel size including .text, .data and
>>>> .bss sections. With PROVE_LOCKING feature, the kernel size could grow
>>>> beyond this limit and causing system boot-up issues. With this option,
>>>> kernel limits the size of the entries of lock_chains, stack_trace
>>>> etc.,
>>>> so that kernel fits in required size limit. This is not visible to
>>>> user
>>>> and only used for sparc.
>>>>
>>>> Signed-off-by: Babu Moger <babu.moger@oracle.com>
>>> You forgot to Cc Dave, and since you're touching sparc I need an Ack
>>> from him before I can queue this.
>> Dave, Can you please take a look at the patch. Please ack it if it
>> looks good.
> I am travelling and will look at it when I get a chance.

Thread

[PATCH v3 1/2] config: Adding the new config parameter CONFIG_PROVE_LOCKING_SMALL for sparc Babu Moger <babu.moger@oracle.com> - 2016-09-27 21:40 +0200
  Re: [PATCH v3 1/2] config: Adding the new config parameter  CONFIG_PROVE_LOCKING_SMALL for sparc Peter Zijlstra <peterz@infradead.org> - 2016-09-28 10:40 +0200
    Re: [PATCH v3 1/2] config: Adding the new config parameter  CONFIG_PROVE_LOCKING_SMALL for sparc Babu Moger <babu.moger@oracle.com> - 2016-09-29 16:00 +0200
      Re: [PATCH v3 1/2] config: Adding the new config parameter  CONFIG_PROVE_LOCKING_SMALL for sparc David Miller <davem@davemloft.net> - 2016-09-30 07:20 +0200
        Re: [PATCH v3 1/2] config: Adding the new config parameter  CONFIG_PROVE_LOCKING_SMALL for sparc Babu Moger <babu.moger@oracle.com> - 2016-10-06 01:00 +0200
          Re: [PATCH v3 1/2] config: Adding the new config parameter  CONFIG_PROVE_LOCKING_SMALL for sparc Sam Ravnborg <sam@ravnborg.org> - 2016-10-06 06:30 +0200
  Re: [PATCH v3 1/2] config: Adding the new config parameter  CONFIG_PROVE_LOCKING_SMALL for sparc Sam Ravnborg <sam@ravnborg.org> - 2016-09-28 23:00 +0200

csiph-web