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[2620:137:e000::1:20]) by mx.google.com with ESMTP id q37-20020a631f65000000b0054f73ee92basi13194051pgm.8.2023.06.30.11.51.47; Fri, 30 Jun 2023 11:52:00 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; dkim=pass header.i=@kernel.org header.s=k20201202 header.b=DSJFSftl; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=NONE sp=NONE dis=NONE) header.from=kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S233196AbjF3Ssb (ORCPT + 99 others); Fri, 30 Jun 2023 14:48:31 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51200 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S233182AbjF3Ss3 (ORCPT ); Fri, 30 Jun 2023 14:48:29 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D9057E4F for ; Fri, 30 Jun 2023 11:48:28 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 7777E617EA for ; Fri, 30 Jun 2023 18:48:28 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id C9FB7C433C0; Fri, 30 Jun 2023 18:48:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1688150907; bh=iuRNxaXfE0hUWrCc8jY/81IkxCwuytrd8/XvpwaVu6o=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=DSJFSftluH4KmiUDWiOewcAUukuOlg3ZaBy+fEu+ERsPmoQ7HwqsUuuYQQwtrpEfM 9xoYylr1alx5yEcQuEZngcKqPOqjGb4mua0CpzzQWdPjrr/v91o73OyG1ekO+hdltO 34WfGqdxbR910l37Q6oOCToZ/ZZc8fNok8+IO0nyb4YKQpourdOpRjC7ub6bKSOqoA ixYRE2FEuj1RhDEjkuqZrLvFe+A70VijEZ1QmbBx7p3BCAScW4avRblxU+WJTL5+mU Hi3HWMB8eypHeo3RIa22CYfgABMW1+TDKl1nNAAFPa0CzWJYCO2DNBHknVOyD+y090 ycA9304ka+mMA== Date: Fri, 30 Jun 2023 19:48:23 +0100 From: Conor Dooley To: Sami Tolvanen Cc: Paul Walmsley , Palmer Dabbelt , Albert Ou , Kees Cook , Nathan Chancellor , Nick Desaulniers , linux-riscv@lists.infradead.org, llvm@lists.linux.dev, linux-kernel@vger.kernel.org Subject: Re: [PATCH 0/6] riscv: KCFI support Message-ID: <20230630-phrasing-strung-12e53988ad81@spud> References: <20230629234244.1752366-8-samitolvanen@google.com> MIME-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha256; protocol="application/pgp-signature"; boundary="KeUX9Ea1q/FPEBvY" Content-Disposition: inline In-Reply-To: <20230629234244.1752366-8-samitolvanen@google.com> X-Spam-Status: No, score=-7.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_HI, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org --KeUX9Ea1q/FPEBvY Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Hey Sami, On Thu, Jun 29, 2023 at 11:42:45PM +0000, Sami Tolvanen wrote: > This series adds KCFI support for RISC-V. KCFI is a fine-grained > forward-edge control-flow integrity scheme supported in Clang >=16, > which ensures indirect calls in instrumented code can only branch to > functions whose type matches the function pointer type, thus making > code reuse attacks more difficult. > base-commit: c6b0271053e7a5ae57511363213777f706b60489 Could you please rebase this on top of v6.5-rc1 when that comes out? This base-commit is some random commit from Linus' tree, that because we are currently in the merge window has is not in the RISC-V trees yet, and means the series wasn't applied by our CI stuff. Cheers, Conor. --KeUX9Ea1q/FPEBvY Content-Type: application/pgp-signature; name="signature.asc" -----BEGIN PGP SIGNATURE----- iHUEABYIAB0WIQRh246EGq/8RLhDjO14tDGHoIJi0gUCZJ8jdwAKCRB4tDGHoIJi 0nEcAP0SWfLV19tIw/6zGm0BC+jgnl2WaOsvVsv9zVtGh5HT+wD/bgxhWiw2uj+3 wv6NCmZKlo3MNdMi7qK+Q07sMmgBKwg= =3kM+ -----END PGP SIGNATURE----- --KeUX9Ea1q/FPEBvY--