Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751631AbdINRc4 (ORCPT ); Thu, 14 Sep 2017 13:32:56 -0400 Received: from resqmta-ch2-01v.sys.comcast.net ([69.252.207.33]:59846 "EHLO resqmta-ch2-01v.sys.comcast.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751473AbdINRcz (ORCPT ); Thu, 14 Sep 2017 13:32:55 -0400 Date: Thu, 14 Sep 2017 12:32:53 -0500 (CDT) From: Christopher Lameter X-X-Sender: cl@nuc-kabylake To: Yang Shi 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 3/3] mm: oom: show unreclaimable slab info when kernel panic In-Reply-To: <1505409289-57031-4-git-send-email-yang.s@alibaba-inc.com> Message-ID: References: <1505409289-57031-1-git-send-email-yang.s@alibaba-inc.com> <1505409289-57031-4-git-send-email-yang.s@alibaba-inc.com> User-Agent: Alpine 2.20 (DEB 67 2015-01-07) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII X-CMAE-Envelope: MS4wfM2+THKoiI6L9AD2+/z6E+tJz/M/9cmSxICNb48xi/EIr4SB6CeRIXJzbPC4zjhr+rUfysQB9zlziX2MTQUa955GO5Ev8QdPP4NCDaGPSjS3SagdrKFO WWBUQV8pLMFVZInpShXnXXdUFCG4ZFHQiLRHmDV3xlubq0a1RHR3kpU3gtPpO6Q1qAXwXjekCc0+Kj+mZk54yuEtv/4Towy8qjMxuD3nzl1xZa5F59oMdOAP Pe1j7LIAgVDB8xUIQbxgDUKgEb+RsnlD/TD9TW/kKHFBEUIX+BljjZ/2e2FlzwQmDGRmpx66ALPMvFqDTf3S0s3zaUVU4nNmqn0NRILmdYB3P0HCNysjgvql BhJDfxrj Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 183 Lines: 6 I am not sure that this is generally useful at OOM times unless this is not a rare occurrence. Certainly information like that would create more support for making objects movable.