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 E1D553A0B24; Wed, 7 Jan 2026 21:59:25 +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=1767823166; cv=none; b=qRuOqUoC7T2Vy9fosKlLrZ+Is602zjYs6Uw7aBHmxxwiG2sGN7ibKrRueaytzr4fGNZ8OpcX7xFIohzDDk65lVXwCnnuazmA/EsnOTIAvgl7POdTadJ9MYnXzylPE5ecH+HrBWZ/g0QAKKoKqrwtruPtHk59V4rpOz778hG+080= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767823166; c=relaxed/simple; bh=jkRGEmXj8A9PUTqs9joDQ6ARfY3aQfH/gvw8Rj5b87o=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=kmUWJUpw/uJiKtAe9CBFis8s5ekWOsUBUZ3qFX3EJXxuWEBPZ4pGhK74gjtiV3utRSiPaa6o2YLR2clN85BtJTssQb+ViCtNRQnqc1uqKBdrOyP8OHRazQD5c5kL9wUIV+3sBr46mhAxCvVd9jUK7uMMrkCAWBbZe1CjxDQhEwk= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=dIEI2AFt; 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="dIEI2AFt" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 601BBC4CEF1; Wed, 7 Jan 2026 21:59:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1767823165; bh=jkRGEmXj8A9PUTqs9joDQ6ARfY3aQfH/gvw8Rj5b87o=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=dIEI2AFtMwtI1cxjEEelpcoqlQ4KJ9tYoFvYue/duTtQRU3jq2cXtmPiVjB4Dgalq KsgZCwLQf6shBUYv1lhpC6u1o/t9rfL4Hr8t+vtocTliGHxg61MnxdDNUx8g6lzHZM d3nxaUtpcTEJ7Ej50ib6pFP1wBm2LWFOFMUfHV0GzFG60B65Yppkg0UxOpZq/ZxxqY DF0PT6RA5XbSTFIpcOcgp4XmpCTctt2+IeawTozG2etcEZEz8XXQMG69WnhUrNvHck PnsRKxnvSoSo+HTn8XLprDDYa6rXGvG/8UX4rC++M05sKj+vlIztH684iJIeDy/5NR AMM9FFFQWDKcw== From: Will Deacon To: iommu@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Mostafa Saleh Cc: catalin.marinas@arm.com, kernel-team@android.com, Will Deacon , robin.murphy@arm.com, joro@8bytes.org, Tomasz Nowicki Subject: Re: [PATCH RESEND] iommu/arm-smmu-v3: Remove IAS Date: Wed, 7 Jan 2026 21:59:11 +0000 Message-ID: <176782095435.3284849.16107001420143134229.b4-ty@kernel.org> X-Mailer: git-send-email 2.47.3 In-Reply-To: <20260102205353.2725509-1-smostafa@google.com> References: <20260102205353.2725509-1-smostafa@google.com> 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="utf-8" Content-Transfer-Encoding: 8bit On Fri, 02 Jan 2026 20:53:52 +0000, Mostafa Saleh wrote: > The driver only supports AArch64 page tables where OAS == IAS. > > Remove the extra IAS tracking for AArch32 as this feature was > never implemented and that was creating BAD_STEs for SMMUv3 > with stage-2 and OAS < 40. > > Further discussion on this in: > https://lore.kernel.org/linux-iommu/20251130194506.593700-1-smostafa@google.com/ > > [...] Applied to iommu (arm/smmu/updates), thanks! [1/1] iommu/arm-smmu-v3: Remove IAS https://git.kernel.org/iommu/c/5ac66ed8417f Cheers, -- Will https://fixes.arm64.dev https://next.arm64.dev https://will.arm64.dev