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 BDFAA1096F; Fri, 22 Aug 2025 17:19:34 +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=1755883174; cv=none; b=fg4S0hd8vGOdWou/MNNqc2o3bQcm16TWmV2sZKBewsHvZ/TXf9loYIm1fN7NGgWJAHOIFX3AbCffcIqnnBKK1BXIYsAGVdseqyqUyIWrAYj/N1IC7b0Ybm3zHPwI5c1day91KOjMUJCWxLy0b2lLefxaKQZDNKzWZeiU0DqhIHM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755883174; c=relaxed/simple; bh=2swlyeBT/bcwBSubBT1dYyvfKoicsRMLgw49qnxgwb8=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=cua2kkf/Il+AIBe89WaE/6Q42ey7CzZZJT228N3KMKQzi02AvxHzyPqz27qEGsQZI+b+9N91zDMQxQKBZ73lmYu3T5yyUVoJyWO158ucOo7qJatIaAEgVdcLOsFyNSb5I7zM8d1/IGxrHC2hhGvjIz2UjUe5Pdd4lQJ9gaPG81c= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=G73CbZDC; 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="G73CbZDC" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2D1FDC4CEED; Fri, 22 Aug 2025 17:19:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1755883174; bh=2swlyeBT/bcwBSubBT1dYyvfKoicsRMLgw49qnxgwb8=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=G73CbZDCMKUrbLz74C9Z7C8zuSKg/AfoA8WMBWCumKR7Qv9T3vcqsQ7sVZ2hTBDeC PmFOUcAJXDKQFxMWe+P2HbRHHvynJ8eWBYSr8+nRilaqVBK11MV/50QC7M2C0Fbboo Yo8alWdAVccYKHphkxE+6r+lgp2noo6o/aIpcBQRPfoM3CVyL7qoFHVqdV9qNWbKoM Ly3dF9X/Le8+Pi6Qwtg3Vc2Hh89FDwAIIOhbBB2ziZt+FOPkL+3jwm5uCIRGtXQQ2h WfVVLNP+C0wwqXnFiTRL3P/zRmbYm29D3n6hOUSOat1QXoLJTjvQgk2rHczq5egcb8 Hv0HZPNXfSctQ== From: SeongJae Park To: Quanmin Yan Cc: SeongJae Park , akpm@linux-foundation.org, damon@lists.linux.dev, linux-kernel@vger.kernel.org, linux-mm@kvack.org, wangkefeng.wang@huawei.com, zuoze1@huawei.com Subject: Re: [PATCH v2 11/11] mm/damon: add damon_ctx->min_sz_region Date: Fri, 22 Aug 2025 10:19:32 -0700 Message-Id: <20250822171932.53804-1-sj@kernel.org> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250822093420.2103803-12-yanquanmin1@huawei.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 Fri, 22 Aug 2025 17:34:19 +0800 Quanmin Yan wrote: > Adopting addr_unit would make DAMON_MINREGION 'addr_unit * 4096' > bytes and cause data alignment issues[1]. > > Add damon_ctx->min_sz_region to change DAMON_MIN_REGION from a global > macro value to per-context variable. > > [1] https://lore.kernel.org/all/527714dd-0e33-43ab-bbbd-d89670ba79e7@huawei.com > > Signed-off-by: Quanmin Yan Reviewed-by: SeongJae Park Thanks, SJ [...]