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AJvYcCXax9GdBkgHQYSUI6VtXNlqOGCK/E3wn06APaxUbDqUXe4SRgpOUl5a8PG6qeYcbGbW9uyBxqukhA==@kvack.org X-Gm-Message-State: AOJu0YzInMvhxlzGlrwxrIa4vSuJohavNlL5ZmTj7bYM3vQk4TbSlTNk z1Linu9z7FQN1Z6lGvovRJqiZUIBm7K56hRnQHs76EX0vApYEiW2zjKVt/znrTMgQrtYpDn4rGf Z7cdyyIbgMhVtCNzDvWBs5bZL8ZcueOs= X-Gm-Gg: AY/fxX782HZPwyjD2kgN0hlw4fkKiWntTJXHJVWxsqB995gcJh89HqwQ2BC82rVSeXF vqJVyIBIvDeQGdrAWVQhsS+jTw2ghaPvltbDepPdwzuapDSQc80AMAWeL0mlsRQJGQ34DaLd+1J gAW7TkCJFrpxYBJMwMUT62sw7XxgNv1glK8OjAAgsug/qps4MFdLBDUfYM8luz0dM+ykI1EvSha OKVN/UykRo4PSJpqpJ+vNgOOUCqgibxh1lXEVRI6aF0eWSLgs1eM841QDqD2QZOLUCl+w== X-Google-Smtp-Source: AGHT+IHFEPnGVGVvvnDs1HCSCnWEw25Lkc3qUFaeX/pT7S6JZb4A/q1xHlFXxG1pfnW2jDzpbLnUcvmRzyfGvknptJY= X-Received: by 2002:ad4:438e:0:b0:884:5e18:e91a with SMTP id 6a1803df08f44-88d8166a2e9mr391836786d6.2.1766995760949; Mon, 29 Dec 2025 00:09:20 -0800 (PST) MIME-Version: 1.0 References: <20251229055151.54887-1-yanglincheng@kylinos.cn> <20251229055151.54887-2-yanglincheng@kylinos.cn> In-Reply-To: <20251229055151.54887-2-yanglincheng@kylinos.cn> From: Barry Song <21cnbao@gmail.com> Date: Mon, 29 Dec 2025 21:09:09 +1300 X-Gm-Features: AQt7F2rnRJz1XhTQvgOAO-QQo6owISjxtzpIIWUrQPVo-0K_Sb0sv8LM9eG4Ie8 Message-ID: Subject: Re: [PATCH v2 1/4] mm: khugepaged: add trace_mm_khugepaged_scan event To: Vernon Yang Cc: akpm@linux-foundation.org, david@kernel.org, lorenzo.stoakes@oracle.com, ziy@nvidia.com, dev.jain@arm.com, lance.yang@linux.dev, richard.weiyang@gmail.com, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Vernon Yang Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Rspam-User: X-Rspamd-Server: rspam09 X-Rspamd-Queue-Id: F0A2F180004 X-Stat-Signature: 33acfg9r3mjtbewbrspj6tshipzqqnjs X-HE-Tag: 1766995761-863132 X-HE-Meta: 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 BrY5YzcI 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 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: On Mon, Dec 29, 2025 at 6:52=E2=80=AFPM Vernon Yang w= rote: > > Add mm_khugepaged_scan event to track the total time for full scan > and the total number of pages scanned of khugepaged. > > Signed-off-by: Vernon Yang > Acked-by: David Hildenbrand (Red Hat) Reviewed-by: Barry Song Thanks Barry