From: Chintan Pandya <cpandya@codeaurora.org>
To: Christopher Lameter <cl@linux.com>
Cc: penberg@kernel.org, rientjes@google.com, iamjoonsoo.kim@lge.com,
akpm@linux-foundation.org, linux-mm@kvack.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2] slub: use jitter-free reference while printing age
Date: Fri, 9 Mar 2018 10:48:24 +0530 [thread overview]
Message-ID: <2e02a8f9-8a28-1db4-3dde-8490ee294e5f@codeaurora.org> (raw)
In-Reply-To: <alpine.DEB.2.20.1803081211230.14668@nuc-kabylake>
On 3/8/2018 11:42 PM, Christopher Lameter wrote:
> On Thu, 8 Mar 2018, Chintan Pandya wrote:
>
>> In this case, object got freed later but 'age'
>> shows otherwise. This could be because, while
>> printing this info, we print allocation traces
>> first and free traces thereafter. In between,
>> if we get schedule out or jiffies increment,
>> (jiffies - t->when) could become meaningless.
>
> Could you show the new output style too?
New output will exactly be same. 'age' is still
staying with single jiffies ref in both prints.
>
> Acked-by: Christoph Lameter <cl@linux.com>
Thanks
Chintan
--
Qualcomm India Private Limited, on behalf of Qualcomm Innovation Center,
Inc. is a member of the Code Aurora Forum, a Linux Foundation
Collaborative Project
prev parent reply other threads:[~2018-03-09 5:18 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-03-08 6:53 [PATCH v2] slub: use jitter-free reference while printing age Chintan Pandya
2018-03-08 18:12 ` Christopher Lameter
2018-03-09 5:18 ` Chintan Pandya [this message]
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