From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 8F98B368291; Mon, 31 Aug 2026 14:47:42 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788187663; cv=none; b=eXNuZq1VN/LlM5hGTsa1j/+fgXe+uKofMxgtV0clrIGHNt7ncXnf+XBpvHyxz32rs62yNSox9ViDTfqTtMU7WnGoeCpdm3rVJf8tHK3QyJ0Z2YcKuNoaA5vgwpKJl2oCDpaM/Yvmm+7sNUMQFCblatvSxl5fVZt0HtnVrrsDedQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1788187663; c=relaxed/simple; bh=tT8+7JHX4Z5CQNZSU6CIJUR4PBtRpLSLW0mkDQ5Q72M=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=q63fWXPx4819ltFN2NbGcG30NqvAPg0KM6PkRbA9x7eycOBE6YIzQAWc7/pCp1KOJjXRIuM0L6TRP7e76zxUZQizmaBf3rlNNLQqDphuksdXzWr2mhFU4pzoQwbnGib3H+H2NSy0mf5AAc7ZzQU2t7UfgpigiWvPJXQcWHR13ow= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=SdsBr8V8; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="SdsBr8V8" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 020C41F00A3F; Mon, 31 Aug 2026 14:47:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1788187662; bh=jRlTOiEIY3tiJAO3FSkFxauqKn7UWt45qGOpOASV3nk=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=SdsBr8V8Wz3lqkMNdh5QCy+1X8yc/Nvwitq8jvgztKAbCU58EZKIJwLdIs/Ox5nLq VHcBEsCeDDQTjjiH9neNf14ngxKWXuy4QQQfr5rL7UqCiN6DbOJtmTXIWgbafyUgGo ijRAOEffpePeH+TVg5H0eOMz/IGChahtEprI4adZszGk4OGKx0P3qWFf7wij14SFpv LA35NY33vziyekYX0s8BICIkmTzF3Zi6vjx548fS2TNkXFuZHgicQxfckNwOdeznss iHtS6Xr1ZjOqMFHvzQ/b+p5MqoqgrR67lD8Wy6Mzi+GNHPyarAmjHxfOGU25nt4Hdk 0qOHWqPnAe81g== From: SJ Park To: Andrew Morton Cc: Asier Gutierrez , SJ Park , damon@lists.linux.dev, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [PATCH v4 2/3] mm/damon/sysfs: support hugepage_mem_bp quota goal metric Date: Mon, 31 Aug 2026 07:47:29 -0700 Message-ID: <20260831144732.80910-3-sj@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260831144732.80910-1-sj@kernel.org> References: <20260831144732.80910-1-sj@kernel.org> Precedence: bulk X-Mailing-List: damon@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Asier Gutierrez DAMOS has a new autotune policy metric: DAMOS_QUOTA_HUGEPAGE_MEM_BP. This patch exposes DAMOS_QUOTA_HUGEPAGE_MEM_BP through sysfs. Add the "hugepage_mem_bp" to the sysfs-schemes interface. Signed-off-by: Asier Gutierrez Reviewed-by: SJ Park Signed-off-by: SJ Park --- mm/damon/sysfs-schemes.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/mm/damon/sysfs-schemes.c b/mm/damon/sysfs-schemes.c index 32f495a96b17a..d9b81d7b5910e 100644 --- a/mm/damon/sysfs-schemes.c +++ b/mm/damon/sysfs-schemes.c @@ -1269,6 +1269,10 @@ struct damos_sysfs_qgoal_metric_name damos_sysfs_qgoal_metric_names[] = { .metric = DAMOS_QUOTA_NODE_ELIGIBLE_MEM_BP, .name = "node_eligible_mem_bp", }, + { + .metric = DAMOS_QUOTA_HUGEPAGE_MEM_BP, + .name = "hugepage_mem_bp", + }, }; static ssize_t target_metric_show(struct kobject *kobj, -- 2.47.3