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[85.239.239.233]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-39d994872e0sm1777738a91.8.2026.09.10.18.59.39 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Thu, 10 Sep 2026 18:59:41 -0700 (PDT) From: Lian Wang To: SJ Park Cc: Andrew Morton , damon@lists.linux.dev, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: Re: [PATCH REPOST 1/5] mm/damon/vaddr: support prep_probes Date: Fri, 11 Sep 2026 09:59:20 +0800 Message-ID: <20260911015927.37424-1-lianux.mm@gmail.com> X-Mailer: git-send-email 2.55.0 In-Reply-To: <20260909140408.104699-2-sj@kernel.org> References: <20260909140408.104699-1-sj@kernel.org> <20260909140408.104699-2-sj@kernel.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspam-User: X-Rspamd-Queue-Id: 771E8100007 X-Stat-Signature: sgdzbnrm8s787q9un74wbe3f8qpn4j1i X-Rspamd-Server: rspam01 X-HE-Tag: 1789091983-442940 X-HE-Meta: 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 94fJa2oP grEDeFTJ3zDsIbLjuebAQNbSLk09GKvtNkPwFNq+dQ2p3jVT4w+4B45BbX4CB/2OOaktfcxt0eSvrvKyF85k3G/vOUCRNqOjR+gHZl3orJJTkA51apSjtGjS3otCGKlotu1Rj+lAny+KqtbDxg98EdMMQaUy36qz3x71kOSDD/Sr6qBR5df1rLlJu59JuiX7F09znGrE7w+Y31XFB3swdPEKGw0vkrBnYQPUb8zNxGYrzQ4w8IzS67CizDyku9DaBe5eDxL74apguvnmfLtMfRq+9UGjUs4Rh5SB6uycAm7l4IAds8xVX7ez1rlhDnXoHg98/8p0QnhJstLZDtdHK4q9/8nQGfJt87B2xWo16ZcZEDOywpCLlK1r+IyA0I8ZnWDyIz5RQ1Gl3hFL5viXjSW08vnZMef8j8iZRMVMZp0nm7Dd+LQO3RczX5SF0rCNmOkemUlyofMSBIXlLNYMRCQ0yb1OoTNk+AlvvzW7Dyqj30NqK9OrVSwUUvLqyQQoZ4RPRZBEBQY4GQBA= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Wed, 9 Sep 2026 07:04:03 -0700, SJ Park wrote: > DAMON virtual address space operation set (vaddr) is not supporting > prep_probes. Add the support. This looks good to me. Reusing the region's sampling address and the existing damon_va_mkold() path keeps probe preparation consistent with vaddr access monitoring. Reviewed-by: Lian Wang Thanks, Lian