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Thu, 23 Nov 2023 10:20:00 +0300 From: Dmitry Rokosov To: , , , , , CC: , , , , , , Dmitry Rokosov Subject: [PATCH v3 3/3] mm: memcg: add reminder comment for the memcg v2 events Date: Thu, 23 Nov 2023 10:19:45 +0300 Message-ID: <20231123071945.25811-4-ddrokosov@salutedevices.com> X-Mailer: git-send-email 2.36.0 In-Reply-To: <20231123071945.25811-1-ddrokosov@salutedevices.com> References: <20231123071945.25811-1-ddrokosov@salutedevices.com> MIME-Version: 1.0 X-Originating-IP: [100.64.160.123] X-ClientProxiedBy: p-i-exch-sc-m01.sberdevices.ru (172.16.192.107) To p-i-exch-sc-m01.sberdevices.ru (172.16.192.107) X-KSMG-Rule-ID: 10 X-KSMG-Message-Action: clean X-KSMG-AntiSpam-Lua-Profiles: 181550 [Nov 23 2023] X-KSMG-AntiSpam-Version: 6.0.0.2 X-KSMG-AntiSpam-Envelope-From: ddrokosov@salutedevices.com X-KSMG-AntiSpam-Rate: 0 X-KSMG-AntiSpam-Status: not_detected X-KSMG-AntiSpam-Method: none X-KSMG-AntiSpam-Auth: dkim=none X-KSMG-AntiSpam-Info: LuaCore: 3 0.3.3 e5c6a18a9a9bff0226d530c5b790210c0bd117c8, {Tracking_from_domain_doesnt_match_to}, d41d8cd98f00b204e9800998ecf8427e.com:7.1.1;salutedevices.com:7.1.1;100.64.160.123:7.1.2;127.0.0.199:7.1.2;p-i-exch-sc-m01.sberdevices.ru:5.0.1,7.1.1, FromAlignment: s, ApMailHostAddress: 100.64.160.123 X-MS-Exchange-Organization-SCL: -1 X-KSMG-AntiSpam-Interceptor-Info: scan successful X-KSMG-AntiPhishing: Clean X-KSMG-LinksScanning: Clean X-KSMG-AntiVirus: Kaspersky Secure Mail Gateway, version 2.0.1.6960, bases: 2023/11/23 04:50:00 #22507336 X-KSMG-AntiVirus-Status: Clean, skipped X-Rspam-User: X-Stat-Signature: a9xre8sy1nu34akbfsh4mr6ot48roimg X-Rspamd-Server: rspam07 X-Rspamd-Queue-Id: 739CA2001B X-HE-Tag: 1700724002-11810 X-HE-Meta: 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 o57uNRLs dqnZp/Eo4UOo0/Js3W8lBgxIcsqQ17jRGEtattbGqhRnzosqQXpNImLKIe1lKWoHfXxPzOaUr3n3fBzphTyLbyTEFj826vbnlbu0g0yOmHup7j/KObUr8FST1NSYSCgLQ7XDDdwvihw6qaF9B5QUTBk4z8/XM99BE92wk2DE/v4ZsEcSGMBOBEgcUHute7WQYIjsuz1hR6sBj5l0hFd2D5tu3AVDwEkp6Qy72MuIGSETMHG7xqWg4dSXPlZJOT8jkS+bmbpcHSnoZMq2e+UB6serZDrzzyonxrcPIrp1slY4Na0o272YK7beUTP8z2kt4ZMc9HfpJk+anVwwG6FgSX+GNm0GBbN2w8fuR/o6spnG6QAY= 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: List-Subscribe: List-Unsubscribe: To maintain the correct state, it is important to ensure that events for the memory cgroup v2 are aligned with the sample cgroup codes. Signed-off-by: Dmitry Rokosov --- mm/memcontrol.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/mm/memcontrol.c b/mm/memcontrol.c index e8ca4bdcb03c..a75c4584f58f 100644 --- a/mm/memcontrol.c +++ b/mm/memcontrol.c @@ -6555,6 +6555,10 @@ static ssize_t memory_max_write(struct kernfs_open_file *of, return nbytes; } +/* + * Note: don't forget to update the 'samples/cgroup/memcg_event_listener' + * if any new events become available. + */ static void __memory_events_show(struct seq_file *m, atomic_long_t *events) { seq_printf(m, "low %lu\n", atomic_long_read(&events[MEMCG_LOW]));