From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.gentoo.org (woodpecker.gentoo.org [140.211.166.183]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id DC70E2701DA; Fri, 13 Feb 2026 22:21:46 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=140.211.166.183 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771021308; cv=none; b=tJ0TS+T9N06H8tlueBWbNTZkuWHB/XbWdNao1X9vsAxlGlUR+HfOgpckStLEMm1AUJY5wGcb5e1R+SduxZfYFCMH69VUSs1r9JBjlgwzdbuJuNr9oTaHcWafsHvUC3+Z345yk3nJF93dKGH9N9HNt0oAWMeVHSpyxA82kMLe8tQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1771021308; c=relaxed/simple; bh=KRThdpw5w5KcKAgyBKNP9kDO4lgbBX5p0n9PKGMVUj0=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=M0gfAH1GKDErh9JH9fF89wkhNm5NTEhkc252j7nItXVkfEZPs2cXwin25WWN63/Uswy+nWH3tWtR82LCdycggcQ9swY2h1+SZ88ul95OmV4j7DYUDNMzZSw2X7k0HZ1e1q7CNs0Ap6WJtWAs9LFhvxYb/++UlZhA2yKBd5M0Ios= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gentoo.org; spf=pass smtp.mailfrom=gentoo.org; arc=none smtp.client-ip=140.211.166.183 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gentoo.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gentoo.org Received: from localhost (unknown [116.232.48.232]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange x25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: dlan) by smtp.gentoo.org (Postfix) with ESMTPSA id C2A44342502; Fri, 13 Feb 2026 22:21:45 +0000 (UTC) Date: Sat, 14 Feb 2026 06:21:35 +0800 From: Yixun Lan To: Lv Zheng Cc: Krzysztof Kozlowski , Tomasz Jeznach , Joerg Roedel , Will Deacon , Robin Murphy , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Jingyu Li , Zhijian Chen , iommu@lists.linux.dev, linux-perf-users@vger.kernel.org, linux-riscv@lists.infradead.org, spacemit@lists.linux.dev, devicetree@vger.kernel.org Subject: Re: [PATCH v3 0/8] iommu/riscv: Add HPM support for RISC-V IOMMU Message-ID: <20260213222135-GYB164498@gentoo.org> References: <605D8D5AE96AEF8F+31d65ad3-3956-49ae-8d9f-589747a5086c@linux.spacemit.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: <605D8D5AE96AEF8F+31d65ad3-3956-49ae-8d9f-589747a5086c@linux.spacemit.com> Hi Lv, On 11:41 Sat 07 Feb , Lv Zheng wrote: > On 2/6/2026 6:44 PM, Krzysztof Kozlowski wrote: > > On 04/02/2026 10:08, Lv Zheng wrote: > >> Includes HPM support for RISC-V IOMMU. The HPM hardware mechanism can be > >> found in the recent announced SpacemiT SoCs (K3, V100), where T100 > >> (SpacemiT distributed IOMMU) is shipped. > >> > >> Revisions: > >> v1 > >> Initial release. > >> v2 (sent as v1.1) > >> Split and cleanup DT-bindings. > >> v3 > >> Refactor using vendor specific compatible. > >> > > > > > > Do not attach (thread) your patchsets to some other threads (unrelated > > or older versions). This buries them deep in the mailbox and might > > interfere with applying entire sets. See also: > > https://elixir.bootlin.com/linux/v6.16-rc2/source/Documentation/process/submitting-patches.rst#L830 > > Got it. > I'm still using an old fashioned upstream way to collect all revisions > into one thread. Will align to the preferred style. > Using b4 will automate this procedure, you can also take a look at Konstantin's articles, and the b4 doc https://people.kernel.org/monsieuricon/sending-a-kernel-patch-with-b4-part-1 https://b4.docs.kernel.org/en/latest/ > Thanks, > Lv > > > > > Best regards, > > Krzysztof > > > > > -- Yixun Lan (dlan)