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[82.17.115.212]) by smtp.gmail.com with ESMTPSA id f184sm2077569wmf.38.2021.06.10.06.36.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 10 Jun 2021 06:36:45 -0700 (PDT) Date: Thu, 10 Jun 2021 14:36:44 +0100 From: Aaron Tomlin To: Michal Hocko Cc: Waiman Long , Shakeel Butt , Linux MM , Andrew Morton , Vlastimil Babka , LKML Subject: Re: [RFC PATCH] mm/oom_kill: allow oom kill allocating task for non-global case Message-ID: <20210610133644.zpoqfvlchaey24za@ava.usersys.com> X-PGP-Key: http://pgp.mit.edu/pks/lookup?search=atomlin%40redhat.com X-PGP-Fingerprint: 7906 84EB FA8A 9638 8D1E 6E9B E2DE 9658 19CC 77D6 References: <6d23ce58-4c4b-116a-6d74-c2cf4947492b@redhat.com> <353d012f-e8d4-c54c-b33e-54737e1a0115@redhat.com> <20210609143534.v65qknfihqimiivd@ava.usersys.com> <20210610122323.6geriip66jjmdstj@ava.usersys.com> MIME-Version: 1.0 In-Reply-To: X-Mimecast-Spam-Score: 0 X-Mimecast-Originator: redhat.com Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Authentication-Results: imf29.hostedemail.com; dkim=pass header.d=redhat.com header.s=mimecast20190719 header.b=TmVjF10j; spf=none (imf29.hostedemail.com: domain of atomlin@redhat.com has no SPF policy when checking 216.205.24.124) smtp.mailfrom=atomlin@redhat.com; dmarc=pass (policy=none) header.from=redhat.com X-Rspamd-Server: rspam03 X-Rspamd-Queue-Id: 4CD6048A X-Stat-Signature: 6hdmw8ioa4k3c7rdi1f5dxx1ni4rfct5 X-HE-Tag: 1623332202-580852 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: On Thu 2021-06-10 14:43 +0200, Michal Hocko wrote: > Well, I am not sure this is a good thing in general. We do not want to > hide tasks. We already do display oom_score_adj_min even though they are > not eligible and that can serve a good purpose from my experience. It > gives us some picture at least. Maybe a flag to mark all uneligible > tasks would be something useful but I wouldn't drop them from the list. Fair enough. -- Aaron Tomlin