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 Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 03DCCC43334 for ; Tue, 12 Jul 2022 18:46:37 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S234391AbiGLSqf (ORCPT ); Tue, 12 Jul 2022 14:46:35 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:32838 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234358AbiGLSpp (ORCPT ); Tue, 12 Jul 2022 14:45:45 -0400 Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id D27E2DC18C; Tue, 12 Jul 2022 11:42:40 -0700 (PDT) Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by dfw.source.kernel.org (Postfix) with ESMTPS id 51E4661AC7; Tue, 12 Jul 2022 18:42:40 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 1774BC3411E; Tue, 12 Jul 2022 18:42:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1657651359; bh=UJTwM9IbOrqoHdkWkc3PKEHG1lSMjA/Rmh5gdrCnikc=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=KshNpsiG4W2Q126gRCd5rMkpSfGddEO60p95GkS3sjLPSjM23OEfZ9gv8VuUZp+b6 4kyqjP6kRWSrEXOY9lYo4h4ukCspkvzQcNb0G+YH5aN6uAmIG/+MQsQVbFwRdemnhB 9cc7bgKsICouoEmCtGW5T/Dxb2syPbCQTWJE6kPY= From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, "Peter Zijlstra (Intel)" , Borislav Petkov , Josh Poimboeuf , Alexei Starovoitov , Thadeu Lima de Souza Cascardo , Ben Hutchings Subject: [PATCH 5.10 053/130] x86/retpoline: Move the retpoline thunk declarations to nospec-branch.h Date: Tue, 12 Jul 2022 20:38:19 +0200 Message-Id: <20220712183248.889104719@linuxfoundation.org> X-Mailer: git-send-email 2.37.0 In-Reply-To: <20220712183246.394947160@linuxfoundation.org> References: <20220712183246.394947160@linuxfoundation.org> User-Agent: quilt/0.66 MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Peter Zijlstra commit 6fda8a38865607db739be3e567a2387376222dbd upstream. Because it makes no sense to split the retpoline gunk over multiple headers. Signed-off-by: Peter Zijlstra (Intel) Reviewed-by: Borislav Petkov Acked-by: Josh Poimboeuf Tested-by: Alexei Starovoitov Link: https://lore.kernel.org/r/20211026120310.106290934@infradead.org Signed-off-by: Thadeu Lima de Souza Cascardo Signed-off-by: Ben Hutchings Signed-off-by: Greg Kroah-Hartman --- arch/x86/include/asm/asm-prototypes.h | 8 -------- arch/x86/include/asm/nospec-branch.h | 7 +++++++ arch/x86/net/bpf_jit_comp.c | 1 - 3 files changed, 7 insertions(+), 9 deletions(-) --- a/arch/x86/include/asm/asm-prototypes.h +++ b/arch/x86/include/asm/asm-prototypes.h @@ -17,11 +17,3 @@ extern void cmpxchg8b_emu(void); #endif -#ifdef CONFIG_RETPOLINE - -#define GEN(reg) \ - extern asmlinkage void __x86_indirect_thunk_ ## reg (void); -#include -#undef GEN - -#endif /* CONFIG_RETPOLINE */ --- a/arch/x86/include/asm/nospec-branch.h +++ b/arch/x86/include/asm/nospec-branch.h @@ -5,6 +5,7 @@ #include #include +#include #include #include @@ -118,6 +119,12 @@ ".popsection\n\t" #ifdef CONFIG_RETPOLINE + +#define GEN(reg) \ + extern asmlinkage void __x86_indirect_thunk_ ## reg (void); +#include +#undef GEN + #ifdef CONFIG_X86_64 /* --- a/arch/x86/net/bpf_jit_comp.c +++ b/arch/x86/net/bpf_jit_comp.c @@ -15,7 +15,6 @@ #include #include #include -#include static u8 *emit_code(u8 *ptr, u32 bytes, unsigned int len) {