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SubjectRe: Some questions about cgroup aware OOM killer.
Hi!

Please, pull the whole patchset from the next tree:
git://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git

$ git log next/master --oneline --author=guro@fb.com
1fecc970ac9e cgroup: list groupoom in cgroup features
dff73d397f7f mm-oom-docs-describe-the-cgroup-aware-oom-killer-fix
7cf83086511a mm, oom, docs: describe the cgroup-aware OOM killer
e2194b2869f1 mm, oom: add cgroup v2 mount option for cgroup-aware OOM killer
338fbcc52518 mm, oom: return error on access to memory.oom_group if groupoom is disabled
96fb32250ded mm, oom: introduce memory.oom_group
ed5f99985bf8 mm, oom: cgroup-aware OOM killer
e33eba2c3273 mm: implement mem_cgroup_scan_tasks() for the root memory cgroup
9bd3a4c529d4 mm, oom: refactor oom_kill_process()

Thanks!

On Thu, Apr 19, 2018 at 08:17:04AM +0100, ufo19890607 wrote:
> From: yuzhoujian <yuzhoujian@didichuxing.com>
>
> 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
> --
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