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 7F9893CEBBA; Tue, 15 Sep 2026 02:09:39 +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=1789438180; cv=none; b=JIZc0iEYL0b51Zt4i8zkwaB6xd7MCwxDibchG/I5NsjoVIP96ppCizHGI0pNRMPx1snv11Z5fYDdQEOA1GtYHgYl93k5M6dA9967/gmMKsR71hlpNlC7B420CzSDnE45jxu4UKTxe2CrB5hxfHkRCiQpwnoJdk2bN5yFxBcnUpg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789438180; c=relaxed/simple; bh=D6BHBRxeaxnmXjOk/qO0eNxWnxIZGdfq5CY6QwIgMmU=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=cMzYZaf9vgi0jALQ7AlLjusqNCVVoVwx3C4ECSfDbIFHlQwlsVxMlgl4y3d9KjpRReRXlki28twK9JLMDODGJuqPfslMzSTViD1Fc/Sig2ReitLmSkwaU9WmL+f5A9fI/Coil7SKTAH5rqe+bjmRwl48VN1bQ4NVROzRsFCRgDI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=O2Iis2E4; 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="O2Iis2E4" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1694D1F00898; Tue, 15 Sep 2026 02:09:39 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1789438179; bh=WsrL2oFK9840WoIrM7QJPBsnHu9HVCMK1ZcOyqnJN44=; h=From:To:Cc:Subject:Date:In-Reply-To:References; b=O2Iis2E4n44X/NA0Xw0mz+iXnyBqdsP7cavlY1qEktz/DTa6Amkian8eyIW7/Ckto dd4UPljolRKOfCDrCD8PC2JDDZisiJoD7n5XCx2MzBlxTHwlFokV+soFX3qHlONLba lg5+LAxy/gsWjXmAF2BCIAuMuSTlWuvUgf9CFgVwJ3UZD7v91lEIbtqjSMIJ2PYaDX dtx3fVllb8bdGaP1GZGx5WkKqQokCf9blWMCrrA0/BD6VuBXLwjyJY+wPHncTMc31e OOf2pCd+xgo/XwR4AqSqw0aRIJJ5d1HXJV0bQOtDCbbVVzkMRX8H+tyiZ4TgGRjbDZ 8APcSekMueGPA== From: SJ Park To: Cc: SJ Park , Andrew Morton , damon@lists.linux.dev, linux-kernel@vger.kernel.org, linux-mm@kvack.org Subject: [RFC PATCH v3 3/8] mm/damon/ops-common: support hugepage_size damon filter matching Date: Mon, 14 Sep 2026 19:09:22 -0700 Message-ID: <20260915020929.102953-4-sj@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260915020929.102953-1-sj@kernel.org> References: <20260915020929.102953-1-sj@kernel.org> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Update ops-common data attribute filter matching logic to support hugepage_size filter type. Signed-off-by: SJ Park --- mm/damon/ops-common.c | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/mm/damon/ops-common.c b/mm/damon/ops-common.c index c36cc39cd2c70..77366f42b3e5b 100644 --- a/mm/damon/ops-common.c +++ b/mm/damon/ops-common.c @@ -536,6 +536,7 @@ bool damon_ops_filter_match(struct damon_filter *filter, struct folio *folio) { bool matched = false; struct mem_cgroup *memcg; + size_t folio_sz; switch (filter->type) { case DAMON_FILTER_TYPE_ANON: @@ -558,6 +559,15 @@ bool damon_ops_filter_match(struct damon_filter *filter, struct folio *folio) matched = filter->memcg_id == mem_cgroup_id(memcg); rcu_read_unlock(); break; + case DAMON_FILTER_TYPE_HUGEPAGE_SIZE: + if (!folio) { + matched = false; + break; + } + folio_sz = folio_size(folio); + matched = filter->range_min <= folio_sz && + folio_sz <= filter->range_max; + break; default: break; } -- 2.47.3