From nobody Sat Feb 7 08:45:21 2026 Received: from unicom145.biz-email.net (unicom145.biz-email.net [210.51.26.145]) (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 C29354C60; Fri, 2 Feb 2024 07:20:12 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=210.51.26.145 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706858417; cv=none; b=rOPrVBJ88E7CLt54oAJg9aoSepgKLJJS5PtgqBpZZDcX36mYI7INyZ5ndtR2VaHdpR4dBk5THUCqDeIWVmzAYk7vsfWbXvDYajMyVdsXqFpH7HOe0F07lq+E1renCUPSU47/NcnyyV6BQSuDSi0y1LlbZJOiPJSD8RwFxTfnN1U= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706858417; c=relaxed/simple; bh=b5/YX2L+A41gJRV3oTdRuM+uovTXznd+6lM2Bfht5iU=; h=From:To:CC:Subject:Date:Message-ID:MIME-Version:Content-Type; b=g1d4T87FnFk2VtgUYSYz0SbjMEqQhmVLdeByTGzFdattlvDMUuOFLu+YNUaGwPMhRqDATD+dFgslPzi+CFGBUHBgEQhAUQbhQ6BAYcxX9XO0ftRfV0rEvZOtFk20hVrXufnj3ErkoBfmUX5hwvG94L2ZFKXu0mmDXFvyF6hxM8g= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=inspur.com; spf=pass smtp.mailfrom=inspur.com; arc=none smtp.client-ip=210.51.26.145 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=inspur.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=inspur.com Received: from unicom145.biz-email.net by unicom145.biz-email.net ((D)) with ASMTP (SSL) id YZW00009; Fri, 02 Feb 2024 15:20:09 +0800 Received: from localhost.localdomain.com (10.73.45.222) by jtjnmail201605.home.langchao.com (10.100.2.5) with Microsoft SMTP Server id 15.1.2507.34; Fri, 2 Feb 2024 15:20:08 +0800 From: Bo Liu To: , CC: , , Bo Liu Subject: [PATCH] hwmon: (nct7802) convert to use maple tree register cache Date: Fri, 2 Feb 2024 02:20:07 -0500 Message-ID: <20240202072007.41316-1-liubo03@inspur.com> X-Mailer: git-send-email 2.18.2 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 tUid: 202420215200950bfaae5d74554043fb46bf5d002abaa X-Abuse-Reports-To: service@corp-email.com Abuse-Reports-To: service@corp-email.com X-Complaints-To: service@corp-email.com X-Report-Abuse-To: service@corp-email.com Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" The maple tree register cache is based on a much more modern data structure than the rbtree cache and makes optimisation choices which are probably more appropriate for modern systems than those made by the rbtree cache. Signed-off-by: Bo Liu --- drivers/hwmon/nct7802.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/hwmon/nct7802.c b/drivers/hwmon/nct7802.c index 024cff151c36..a0e664d5ebfe 100644 --- a/drivers/hwmon/nct7802.c +++ b/drivers/hwmon/nct7802.c @@ -1051,7 +1051,7 @@ static bool nct7802_regmap_is_volatile(struct device = *dev, unsigned int reg) static const struct regmap_config nct7802_regmap_config =3D { .reg_bits =3D 8, .val_bits =3D 8, - .cache_type =3D REGCACHE_RBTREE, + .cache_type =3D REGCACHE_MAPLE, .volatile_reg =3D nct7802_regmap_is_volatile, }; =20 --=20 2.18.2