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Mon, 14 Aug 2023 14:34:34 +0800 From: Peng Zhang To: CC: , , , , , ZhangPeng Subject: [PATCH 0/2] mm: oom: terminate the oom_evaluate_task() loop early Date: Mon, 14 Aug 2023 14:34:26 +0800 Message-ID: <20230814063428.4111206-1-zhangpeng362@huawei.com> X-Mailer: git-send-email 2.25.1 MIME-Version: 1.0 X-Originating-IP: [10.175.112.125] X-ClientProxiedBy: dggems704-chm.china.huawei.com (10.3.19.181) To kwepemm600020.china.huawei.com (7.193.23.147) X-CFilter-Loop: Reflected X-Rspamd-Queue-Id: B2CD01A0002 X-Rspam-User: X-Rspamd-Server: rspam04 X-Stat-Signature: fuu3gi1nqej87rjicbe6hdbb7uu7tiag X-HE-Tag: 1691994880-831576 X-HE-Meta: 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 fVVK6hIk uGxmsMZa+KS6QyoWRsKqZ8j68NjUqhs3zx55J9a5ktFWmt1YgeAt4fcXCO7kB7K1VKRdYwHGhjzJvSy9wCA9UGAoP8rymZziunVQzMXw+jY1pOA4GjexntOrcjZUiW+/nI4hzBgFeawvyZtq97PkcNMJ3tTgd6GmkNL+/LrDQiZC+mv5/20eRqbwO2Ox1ITDlHbs9 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000019, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: From: ZhangPeng This patch series improves the performance of select_bad_process() by terminating the oom_evaluate_task() loop early (if points == LONG_MAX). ZhangPeng (2): mm: oom: remove unnecessary goto in oom_evaluate_task() mm: oom: terminate the oom_evaluate_task() loop early mm/oom_kill.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-)