From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI, SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=no autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 265D2C43457 for ; Tue, 13 Oct 2020 23:47:46 +0000 (UTC) Received: from kanga.kvack.org (kanga.kvack.org [205.233.56.17]) by mail.kernel.org (Postfix) with ESMTP id AF28E22200 for ; Tue, 13 Oct 2020 23:47:45 +0000 (UTC) Authentication-Results: mail.kernel.org; dkim=pass (1024-bit key) header.d=kernel.org header.i=@kernel.org header.b="Ecquh0Yw" DMARC-Filter: OpenDMARC Filter v1.3.2 mail.kernel.org AF28E22200 Authentication-Results: mail.kernel.org; dmarc=none (p=none dis=none) header.from=linux-foundation.org Authentication-Results: mail.kernel.org; spf=pass smtp.mailfrom=owner-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix) id 52B366B006E; Tue, 13 Oct 2020 19:47:45 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id 4B29E6B0070; Tue, 13 Oct 2020 19:47:45 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id 32D236B0071; Tue, 13 Oct 2020 19:47:45 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from forelay.hostedemail.com (smtprelay0005.hostedemail.com [216.40.44.5]) by kanga.kvack.org (Postfix) with ESMTP id 067136B006E for ; Tue, 13 Oct 2020 19:47:44 -0400 (EDT) Received: from smtpin16.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay04.hostedemail.com (Postfix) with ESMTP id 832021EE6 for ; Tue, 13 Oct 2020 23:47:44 +0000 (UTC) X-FDA: 77368542048.16.horn76_5616ba027207 Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin16.hostedemail.com (Postfix) with ESMTP id 5F686101D3D94 for ; Tue, 13 Oct 2020 23:47:44 +0000 (UTC) X-HE-Tag: horn76_5616ba027207 X-Filterd-Recvd-Size: 5273 Received: from smtprelay.hostedemail.com (smtprelay0113.hostedemail.com [216.40.44.113]) by imf17.hostedemail.com (Postfix) with ESMTP for ; Tue, 13 Oct 2020 23:47:43 +0000 (UTC) Received: from forelay.hostedemail.com (clb03-v110.bra.tucows.net [216.40.38.60]) by smtprelay01.hostedemail.com (Postfix) with ESMTP id 8AF3A100E7B42 for ; Tue, 13 Oct 2020 23:47:43 +0000 (UTC) Received: from smtpin25.hostedemail.com (10.5.19.251.rfc1918.com [10.5.19.251]) by forelay02.hostedemail.com (Postfix) with ESMTP id 71E9D3625 for ; Tue, 13 Oct 2020 23:47:43 +0000 (UTC) X-FDA: 77368542006.25.bells49_1907e7a27207 Received: from filter.hostedemail.com (10.5.16.251.rfc1918.com [10.5.16.251]) by smtpin25.hostedemail.com (Postfix) with ESMTP id 4F8031804E3A1 for ; Tue, 13 Oct 2020 23:47:43 +0000 (UTC) X-HE-Tag: bells49_1907e7a27207 X-Filterd-Recvd-Size: 3318 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by imf32.hostedemail.com (Postfix) with ESMTP for ; Tue, 13 Oct 2020 23:47:42 +0000 (UTC) Received: from localhost.localdomain (c-73-231-172-41.hsd1.ca.comcast.net [73.231.172.41]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 127FD21D7A; Tue, 13 Oct 2020 23:47:41 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1602632862; bh=2AL3fCHOgwWkmQNuYfao6/jVxeYZ2nQpNp1rmCQgWqE=; h=Date:From:To:Subject:In-Reply-To:From; b=Ecquh0YwAEvsDTvTo1BJ98HBzy95r0iO+cR9flpmeAgwgzzYQYgRG8ZgAA8vGOa3H O6sYeC7B0a5gp7iF/X4DXKtAVA7A/maZJT/pG/IHuOnX5SaNlo6OyDI2qpw/8o+kWW glD4SnZ9CqtWBd7HPm1cdCCa7RJRM04F5vc+WdeE= Date: Tue, 13 Oct 2020 16:47:40 -0700 From: Andrew Morton To: akpm@linux-foundation.org, andreyknvl@google.com, ast@kernel.org, daniel@iogearbox.net, elver@google.com, keescook@chromium.org, linux-mm@kvack.org, masahiroy@kernel.org, maskray@google.com, miguel.ojeda.sandonis@gmail.com, mm-commits@vger.kernel.org, natechancellor@gmail.com, ndesaulniers@google.com, sedat.dilek@gmail.com, torvalds@linux-foundation.org, vincenzo.frascino@arm.com, will@kernel.org Subject: [patch 003/181] Revert "arm64: bti: Require clang >= 10.0.1 for in-kernel BTI support" Message-ID: <20201013234740.kAjddy0WG%akpm@linux-foundation.org> In-Reply-To: <20201013164658.3bfd96cc224d8923e66a9f4e@linux-foundation.org> User-Agent: s-nail v14.8.16 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: From: Nick Desaulniers Subject: Revert "arm64: bti: Require clang >= 10.0.1 for in-kernel BTI support" This reverts commit b9249cba25a5dce5de87e5404503a5e11832c2dd. The minimum supported version of clang is now 10.0.1. Link: https://lkml.kernel.org/r/20200902225911.209899-4-ndesaulniers@google.com Signed-off-by: Nick Desaulniers Suggested-by: Nathan Chancellor Reviewed-by: Kees Cook Reviewed-by: Nathan Chancellor Cc: Andrey Konovalov Cc: Fangrui Song Cc: Marco Elver Cc: Miguel Ojeda Cc: Sedat Dilek Cc: Alexei Starovoitov Cc: Daniel Borkmann Cc: Masahiro Yamada Cc: Vincenzo Frascino Cc: Will Deacon Signed-off-by: Andrew Morton --- arch/arm64/Kconfig | 2 -- 1 file changed, 2 deletions(-) --- a/arch/arm64/Kconfig~revert-arm64-bti-require-clang-=-1001-for-in-kernel-bti-support +++ a/arch/arm64/Kconfig @@ -1612,8 +1612,6 @@ config ARM64_BTI_KERNEL depends on CC_HAS_BRANCH_PROT_PAC_RET_BTI # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=94697 depends on !CC_IS_GCC || GCC_VERSION >= 100100 - # https://reviews.llvm.org/rGb8ae3fdfa579dbf366b1bb1cbfdbf8c51db7fa55 - depends on !CC_IS_CLANG || CLANG_VERSION >= 100001 depends on !(CC_IS_CLANG && GCOV_KERNEL) depends on (!FUNCTION_GRAPH_TRACER || DYNAMIC_FTRACE_WITH_REGS) help _