From mboxrd@z Thu Jan 1 00:00:00 1970 From: ufo19890607 Subject: Some questions about cgroup aware OOM killer. Date: Thu, 19 Apr 2018 08:17:04 +0100 Message-ID: <1524122224-26670-1-git-send-email-ufo19890607@gmail.com> Mime-Version: 1.0 Content-Transfer-Encoding: 8bit Return-path: DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20161025; h=from:to:cc:subject:date:message-id:mime-version :content-transfer-encoding; bh=gC5HfWu9MN4rgGEJvSrBc0tHAVh75vqqzP9R2ktQxOU=; b=jlZoW3JreFMlYIdNYeRFJ+CFj79iuit5JUhtYKna1DQSA6xzG/a/oifiOzZsvd0wSD Edx4mJtY7Kd34GABA0zLnx6yKDf7X+/xOlRi819Mmgh3/w/y0+S6+E0wPABxym04ZB6K rdnIRbwRJ/KjfXabCTpj7CZKjK/DSlmZyOExKj7BlM89PKLfCQul7ssKMQYSBCLcQNXD 0GieE8tPSlqcpDIQ2oBV75rUYQXC5cVHiPnecS4oSEWsPPG3eQ0I5VYpmNQGCcdPOTDj n4nu+JlL/2GXVAJg1iCbKriMinVwaL6KcAh30y/lM2ObZvdj/V0N/4PtFZ30Zyl4ybFk 3NzA== Sender: linux-kernel-owner@vger.kernel.org List-ID: Content-Type: text/plain; charset="utf-8" To: guro@fb.com, mhocko@suse.com, vdavydov.dev@gmail.com, penguin-kernel@i-love.sakura.ne.jp, rientjes@google.com, akpm@linux-foundation.org, tj@kernel.org Cc: kernel-team@fb.com, cgroups@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, yuzhoujian From: yuzhoujian Hi Roman I've read your patchset about cgroup aware OOM killer, and try to merge your patchset to the upstream kernel(v4.17-rc1). But I found some functions which in your patch([PATCH v13 3/7] mm, oom: cgroup-aware OOM killer) does not exist in the upstream kernel. Which version of the kernel do you patch on? And, do you have the latest patchset? The faults in PATCH v13 3/7: 1. mm/oom_kill.o: In function `out_of_memory': /linux/mm/oom_kill.c:1125: undefined reference to `alloc_pages_before_oomkill' 2. mm/oom_kill.c: In function ‘out_of_memory’: mm/oom_kill.c:1125:5: error: ‘struct oom_control’ has no member named ‘page’ oc->page = alloc_pages_before_oomkill(oc); ^ Best wishes