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[213.175.37.10]) by smtp.gmail.com with ESMTPSA id x1sm3441768wru.50.2019.12.11.12.28.49 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 11 Dec 2019 12:28:49 -0800 (PST) From: Ilya Dryomov To: linux-mm@kvack.org Cc: linux-kernel@vger.kernel.org, Edward Chron , Michal Hocko , David Rientjes , Andrew Morton , Linus Torvalds Subject: [PATCH] mm/oom: fix pgtables units mismatch in Killed process message Date: Wed, 11 Dec 2019 21:28:30 +0100 Message-Id: <20191211202830.1600-1-idryomov@gmail.com> X-Mailer: git-send-email 2.19.2 MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable 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: pr_err() expects kB, but mm_pgtables_bytes() returns the number of bytes. As everything else is printed in kB, I chose to fix the value rather than the string. Before: [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score= _adj name ... [ 1878] 1000 1878 217253 151144 1269760 0 0 p= ython ... Out of memory: Killed process 1878 (python) total-vm:869012kB, anon-rss:6= 04572kB, file-rss:4kB, shmem-rss:0kB, UID:1000 pgtables:1269760kB oom_sco= re_adj:0 After: [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score= _adj name ... [ 1436] 1000 1436 217253 151890 1294336 0 0 p= ython ... Out of memory: Killed process 1436 (python) total-vm:869012kB, anon-rss:6= 07516kB, file-rss:44kB, shmem-rss:0kB, UID:1000 pgtables:1264kB oom_score= _adj:0 Fixes: 70cb6d267790 ("mm/oom: add oom_score_adj and pgtables to Killed pr= ocess message") Signed-off-by: Ilya Dryomov --- mm/oom_kill.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/mm/oom_kill.c b/mm/oom_kill.c index 71e3acea7817..d58c481b3df8 100644 --- a/mm/oom_kill.c +++ b/mm/oom_kill.c @@ -890,7 +890,7 @@ static void __oom_kill_process(struct task_struct *vi= ctim, const char *message) K(get_mm_counter(mm, MM_FILEPAGES)), K(get_mm_counter(mm, MM_SHMEMPAGES)), from_kuid(&init_user_ns, task_uid(victim)), - mm_pgtables_bytes(mm), victim->signal->oom_score_adj); + mm_pgtables_bytes(mm) >> 10, victim->signal->oom_score_adj); task_unlock(victim); =20 /* --=20 2.19.2