From patchwork Mon Oct 7 12:18:47 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Mark Rutland X-Patchwork-Id: 13824579 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 585E9CFB43F for ; Mon, 7 Oct 2024 12:35:42 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:Message-Id:Date:Subject:Cc:To:From:Reply-To:Content-Type: Content-ID:Content-Description:Resent-Date:Resent-From:Resent-Sender: Resent-To:Resent-Cc:Resent-Message-ID:In-Reply-To:References:List-Owner; bh=1zKY2uzbeJ6OoDXd/STMxEcdmnCkIoG6f7yFlgm4YOM=; b=GAKqxPhsDgsV+FbpLWc8VBLJOV mRpgB4gMPUAhZh9ZFs0XJ/iQDmzoJTx3S/WV2ltu/qwMr97rix6rQISkzhgwh1eqMTVZ61WF/ckBv bxIpVWGXm7j0MkWEZ1M7rxjRrNNyZxl8E9GeX5MDtlU5evH8tr/oYBP2V52GpQy5G1jwgNpZrv+Ak 2XdZVChE5I/uPxZfQGmbj+3qVJE8tCUtb5bnVM341RmG8nSYVuN7TpL0YmqYYjjIUqWiDiYtuUR6d tGk7ZeBATyQW93JLhAVcv3lLkOHXjyh1dirFS68X4fQlhq1wEI2ydjh5b6wZC9a6JW9SLOcMXKJZF rdGIEoUA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1sxmxZ-00000002Lwr-1210; Mon, 07 Oct 2024 12:35:33 +0000 Received: from foss.arm.com ([217.140.110.172]) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1sxmhU-00000002IhX-2a1C for linux-arm-kernel@lists.infradead.org; Mon, 07 Oct 2024 12:18:58 +0000 Received: from usa-sjc-imap-foss1.foss.arm.com (unknown [10.121.207.14]) by usa-sjc-mx-foss1.foss.arm.com (Postfix) with ESMTP id 9AA0CFEC; Mon, 7 Oct 2024 05:19:25 -0700 (PDT) Received: from lakrids.cambridge.arm.com (usa-sjc-imap-foss1.foss.arm.com [10.121.207.14]) by usa-sjc-imap-foss1.foss.arm.com (Postfix) with ESMTPA id A0CF93F640; Mon, 7 Oct 2024 05:18:54 -0700 (PDT) From: Mark Rutland To: stable@vger.kernel.org Cc: anshuman.khandual@arm.com, catalin.marinas@arm.com, james.morse@arm.com, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, mark.rutland@arm.com, suzuki.poulose@arm.com, will@kernel.org Subject: [PATCH 5.4 0/3] arm64: errata: Expand speculative SSBS workaround once more Date: Mon, 7 Oct 2024 13:18:47 +0100 Message-Id: <20241007121850.548687-1-mark.rutland@arm.com> X-Mailer: git-send-email 2.30.2 MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241007_051856_713531_E1A1CF68 X-CRM114-Status: UNSURE ( 6.90 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org This series is a v5.4 only backport (based on v5.4.284) of the recent MIDR updates for the speculative SSBS workaround, which were originally posted at: https://lore.kernel.org/linux-arm-kernel/20240930111705.3352047-1-mark.rutland@arm.com/ ... and were originally merged upstream in v6.12-rc2. The Cortex-A715 cputype definitions (which were originally merged upstream in v6.2) are backported as a prerequisite. This series does not apply to earlier stable trees, which will receive a separate backport. Mark. Anshuman Khandual (1): arm64: Add Cortex-715 CPU part definition Mark Rutland (2): arm64: cputype: Add Neoverse-N3 definitions arm64: errata: Expand speculative SSBS workaround once more Documentation/arm64/silicon-errata.rst | 4 ++++ arch/arm64/Kconfig | 2 ++ arch/arm64/include/asm/cputype.h | 4 ++++ arch/arm64/kernel/cpu_errata.c | 2 ++ 4 files changed, 12 insertions(+)