From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail.8bytes.org (mail.8bytes.org [85.214.250.239]) by smtp.subspace.kernel.org (Postfix) with ESMTP id 301053F39F1; Fri, 9 Oct 2026 08:49:21 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=85.214.250.239 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791535764; cv=none; b=qyv1rUn2vsRNp8w/cbIpQNNf65w1t3Twx2rM6VZBFL0q+vbS/F0//8SJ0DMMCGgxJUVZeQyj9B9HLOudUf3YnZqmyRKAlAuhYiCUtOmrKcKupXXfYhRGetbKAY7fWF17DSW/L39i3Wp4mvUIr8a0qdVk4YsHb4Y09I594QuGGk4= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1791535764; c=relaxed/simple; bh=1XGz+osF98bJ65rLePu/ISyhWyU41/o9flRX04pLmm0=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=KBZDmFSP3dsk+ogt4zN+okRQm2NcbVkdnSt01QlQFhjMgx1BvLkLtRhH7Y0N3SMD5vQGEbSlMIeoE8MgleVykLGnt6WK9i/bhNjsHFGgUtbb/p9TSliXgBIHWtGbmv0UAo+EqEi6me9EmwtyTT1B/DESYQa8LxBO2Io1xKh7iMs= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=8bytes.org; spf=pass smtp.mailfrom=8bytes.org; arc=none smtp.client-ip=85.214.250.239 Authentication-Results: smtp.subspace.kernel.org; dmarc=none (p=none dis=none) header.from=8bytes.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=8bytes.org Received: from 8bytes.org (p200300f6af404a00448550d0471e54ea.dip0.t-ipconnect.de [IPv6:2003:f6:af40:4a00:4485:50d0:471e:54ea]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (prime256v1) server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mail.8bytes.org (Postfix) with ESMTPSA id 0F1B41C77A4; Fri, 9 Oct 2026 10:49:20 +0200 (CEST) Date: Fri, 9 Oct 2026 10:49:18 +0200 From: =?utf-8?B?SsO2cmcgUsO2ZGVs?= To: Zong Li Cc: tomasz.jeznach@linux.dev, will@kernel.org, robin.murphy@arm.com, pjw@kernel.org, palmer@dabbelt.com, aou@eecs.berkeley.edu, alex@ghiti.fr, mark.rutland@arm.com, andrew.jones@oss.qualcomm.com, guoren@kernel.org, david.laight.linux@gmail.com, zhangzhanpeng.jasper@bytedance.com, yang.yicong@picoheart.com, nutty.liu@hotmail.com, iommu@lists.linux.dev, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, Chen Pei , Fangyu Yu , Samuel Holland Subject: Re: [PATCH v15 2/2] iommu/riscv: create a auxiliary device for HPM Message-ID: References: <20261002063315.1535817-1-zong.li@sifive.com> <20261002063315.1535817-3-zong.li@sifive.com> Precedence: bulk X-Mailing-List: linux-perf-users@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20261002063315.1535817-3-zong.li@sifive.com> On Thu, Oct 01, 2026 at 11:33:12PM -0700, Zong Li wrote: > Create an auxiliary device for HPM when the IOMMU supports a > hardware performance monitor. > > Tested-by: Chen Pei > Tested-by: Fangyu Yu > Reviewed-by: Nutty Liu > Reviewed-by: Guo Ren > Reviewed-by: Yicong Yang > Suggested-by: Samuel Holland > Signed-off-by: Zong Li > --- > drivers/iommu/riscv/Kconfig | 1 + > drivers/iommu/riscv/iommu.c | 58 +++++++++++++++++++++++++++++++++++++ > drivers/iommu/riscv/iommu.h | 4 +++ > 3 files changed, 63 insertions(+) Acked-by: Joerg Roedel