From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pl1-f176.google.com (mail-pl1-f176.google.com [209.85.214.176]) (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 780B93783B9 for ; Fri, 23 Jan 2026 09:50:01 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.176 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769161806; cv=none; b=QssLgr4rsVynd8Nc97JnLOEYKuizgTVU9t8qgxoQPps3CfRRetP6DrXyhvmXOeVCQX9i2oewIyLG4bsPE/DJPSMx2TvjV3TA68qHw+4leZBe8qnMKJDbzYXVNsV2dAdqL5SQo0iu8Oz5Mh/PTK0q+7SyOZzXwNWuZ1asMx3vAgg= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769161806; c=relaxed/simple; bh=MubRBxJrfaCqb3jr4DoPZ8EBnSLYvpqW8Qwzw3pC9Kc=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=rod7XamQMazMNtDOm/EQLu/FGbkmycRyMBwyMTOTJo8VdvGTDR+o1TDfyFSG+AJ13UrpgzHPGHdiimHLICGtu7oLGthaVBNfncibiajuR3ZinHnW4PHGUUSsGRyLjbqIslcVnor/RuZWnf5aHCCKp2wscx5TBU3H+v2k9KH9VXQ= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=ymgj5VZU; arc=none smtp.client-ip=209.85.214.176 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="ymgj5VZU" Received: by mail-pl1-f176.google.com with SMTP id d9443c01a7336-2a76b39587aso95585ad.0 for ; Fri, 23 Jan 2026 01:49:59 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1769161796; x=1769766596; darn=vger.kernel.org; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=xyWsTfJZcYK//5wQfcKhofWEgkaqMSSIFZwYXzEmD0A=; b=ymgj5VZUUDBf6oTGoQ+lXThbBK3bs81MrV/xVi6VOVtrwmNrgELCmbZDPs9n2kW4fe DJroEbKLGvI4Rsa2zirCKOrz3792BnC+0sE0fmeC96BqIX/t9r8GopyUOzL2+HH451tG zGhD/jKC+uTeK5rksoDcF5pfRWV2AQMGG3MLKiLOiBFfhaBgQ6AWY9WvLe5l0Lg4gI96 +92VSKqWk60G1rf7yUk56JVbotpmv19T5GOjubFWBelQAev+mrtFOFa4nyW7jD4SpUl+ UaOwo8RvDrHf8qD/NVFq9ol1uagpHaGdqCSFzhnEJlwxWee2Qph93qVyUnfTthx38osl eIng== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1769161796; x=1769766596; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-gg:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=xyWsTfJZcYK//5wQfcKhofWEgkaqMSSIFZwYXzEmD0A=; b=GzDbIKzB+iBiujdiI4BwEtBViQwKJOFnIfKtMrJ52iDORIhbfLyz47urhKRYqi4Iub Qy/oP7F+kSV7fS9wxphUg8lLtGXpRikSyhEJtppFXwZm7OURk0EOkHeFshq6+ugwMG4M ghaieMOj9HSNikDvBT/GHX3vovdNHBMhT0CTE5izly4u0JViPa9xVrmznrPZkoXdmxJ1 v3SHWM3XDayhtItBZ712A8v+nIH3skiHYpW1Px0ewdw7OnA1/zHq+3FC0i8fVyqbQeND hj4qAWJsTC6UZ7BKiMKwWbmTRldfexTkJEYIYzwn/WMBVoIoVCOCQmnF7VFohUt/dLkM kWkw== X-Forwarded-Encrypted: i=1; AJvYcCX+W3NSI5+9HdTGVnMZ3SvnyR8wujwp3WtiAQY/xCvugrgKWYC/67XX/kz2ybM8RTePkFfV3kxUSabz5u8=@vger.kernel.org X-Gm-Message-State: AOJu0YxnU20rhctbbzX5PXXGlFjNJSJAmgqK1lgY9RH4LlYlYF4MFjYS tUWYnJWLBmqm7KA8dAHXVzxvX2QXlaGPnjit6Z13UpyaMmxyd52DKxRV8HqiEkE9kA== X-Gm-Gg: AZuq6aKxJAsH3AOttza3Uei2ZSnckzK+KBV0eHHSnQg8dyOI1gxPdxSvsa1tTkiEwzX 9SyAbdbunBluGSOoxB4+wIWbpaqDMIGhyjsif/g0drwA3SXRPvF18af/ScXGzeqNh4xiG6n6UZO exqSluoRzjWcSAwkkEM4oOAb9RkVcQ4WL3aXK3AtcPPvY6kFiAaCLRknG7Xwv6dGy3DFNltwfI2 DBxZZNr6Mr3jl399NUd5c/XkPklhQJRQG9VoROg6Lr2EE9SE7V+KwN7zaqZ4NCF89m7rw5acXk+ uH9R0ZOLW9kvA8v5S+8IXHNSn4rkvS6iVoVoaZgRtvbyuszHAwfcq8UzEMDdUpNdFBmwCX9ZAeq lkdQmZ854V/Lv2HxkRm/TY5CdyfgvFD5luFVTk/yBmNSX7oSVXWcIZf1GTW3oN5EgHYJKM8xzIF To6PkVmWvOp1oghLp0++xdgOX1NaWpMtWmOF2NtK2jvd+Fob0Z X-Received: by 2002:a17:902:cf01:b0:2a1:3cda:8e99 with SMTP id d9443c01a7336-2a805d45517mr1730985ad.21.1769161795998; Fri, 23 Jan 2026 01:49:55 -0800 (PST) Received: from google.com (222.245.187.35.bc.googleusercontent.com. [35.187.245.222]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-2a802fd929asm15517935ad.90.2026.01.23.01.49.53 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 23 Jan 2026 01:49:55 -0800 (PST) Date: Fri, 23 Jan 2026 09:49:49 +0000 From: Pranjal Shrivastava To: Nicolin Chen Cc: will@kernel.org, jean-philippe@linaro.org, robin.murphy@arm.com, joro@8bytes.org, jgg@nvidia.com, balbirs@nvidia.com, miko.lenczewski@arm.com, peterz@infradead.org, kevin.tian@intel.com, linux-arm-kernel@lists.infradead.org, iommu@lists.linux.dev, linux-kernel@vger.kernel.org Subject: Re: [PATCH v9 1/7] iommu/arm-smmu-v3: Explicitly set smmu_domain->stage for SVA Message-ID: References: Precedence: bulk X-Mailing-List: linux-kernel@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: On Fri, Dec 19, 2025 at 12:11:23PM -0800, Nicolin Chen wrote: > Both the ARM_SMMU_DOMAIN_S1 case and the SVA case use ASID, requiring ASID > based invalidation commands to flush the TLB. > > Define an ARM_SMMU_DOMAIN_SVA to make the SVA case clear to share the same > path with the ARM_SMMU_DOMAIN_S1 case, which will be a part of the routine > to build a new per-domain invalidation array. > > There is no function change. > > Suggested-by: Jason Gunthorpe > Acked-by: Balbir Singh > Reviewed-by: Jason Gunthorpe > Signed-off-by: Nicolin Chen > --- > drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.h | 1 + > drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3-sva.c | 1 + > drivers/iommu/arm/arm-smmu-v3/arm-smmu-v3.c | 3 +++ > 3 files changed, 5 insertions(+) > Reviewed-by: Pranjal Shrivastava Thanks, Praan