From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7C96423C8A1; Sat, 2 Aug 2025 16:55:01 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754153701; cv=none; b=UuEbpblf9LXjorW2MYuWW23GZXuRk6aQlUMPLo36bxvO6pNKbor2h25Ro9laPs/FHJrtx/vJnMpsFlR2XJXz46uf8/kZBs2N2K59DcU2OKqgPgTHU6wZ/HTROh7913PaoWFKTkE6z4x47iaSY/0Dql7QoC0o0hd6bQpmm4g1XOI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1754153701; c=relaxed/simple; bh=SEc7rHR48cU8PgjS4PgPLzAVHNEQ00U8BuoFzkBvLBM=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=pGAnlXSkt/yYQbFA5abFM58gdDqOdSAUJTyx+75LLEmGjGbvWcLiKUTHCDD2WDRquMyHqewJQ/TpxTomYfNKcuixsGf369nb5wvy7DaBn2NI+WoXcGXc1U1p1ngeSbyXzcRPXcKRHZrq9f5XOz2jiQx82hfKAp41CF2ygtyJDZI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=uBD7JYsC; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="uBD7JYsC" Received: by smtp.kernel.org (Postfix) with ESMTPSA id D47B0C4CEEF; Sat, 2 Aug 2025 16:55:00 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1754153701; bh=SEc7rHR48cU8PgjS4PgPLzAVHNEQ00U8BuoFzkBvLBM=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=uBD7JYsCVJcYeeLVVTvcguO5RB332MYn1vfjnyUcdMjIS3ssYYNeIgIFuPla+rRxA S3gIFA9AVENjcAsIZaajoAfLIw0xEtP5uFNAAo9TB5MO24NGzBPBTZJhc6TCHxhLqs AgdRp3NPsi6sjDFbuwtvDIVFw3vkxVLT8uOtRu2etrsX8eifX2ceegDy/L9zIHAmm5 RxoHD90DySWrNxg1ON2U437wXmpMgfiqCr73kAjG7hqa9r7ouQ4zWM0YoipEqgjZRq dINMxlRkNRHyChkHv+hkGgmnwrjsVhKlJAkHrDWLqFosSHoH3FHpsalL4cq3DeUnut 7ApJNGeb3UzIw== From: SeongJae Park To: Yueyang Pan Cc: SeongJae Park , Andrew Morton , Usama Arif , damon@lists.linux.dev, linux-mm@kvack.org, linux-kernel@vger.kernel.org, kernel-team@meta.com Subject: Re: [PATCH v4 2/2] mm/damon/vaddr: support stat-purpose DAMOS filters Date: Sat, 2 Aug 2025 09:54:58 -0700 Message-Id: <20250802165458.7179-1-sj@kernel.org> X-Mailer: git-send-email 2.39.5 In-Reply-To: <264a4b5ea202fd73c01b349c9694d8bf9978c441.1754135312.git.pyyjason@gmail.com> References: Precedence: bulk X-Mailing-List: damon@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit On Sat, 2 Aug 2025 11:52:46 +0000 Yueyang Pan wrote: > This patch extends DAMOS_STAT handling of the DAMON operations > sets for virtual address spaces for ops-level DAMOS filters. > It leverages the walk_page_range to walk the page table and gets > the folio from page table. The last folio scanned is stored in > damos->last_applied to prevent double counting. > > Signed-off-by: Yueyang Pan Reviewed-by: SeongJae Park Thanks, SJ [...]