From patchwork Wed Aug 28 22:55:34 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Nick Desaulniers X-Patchwork-Id: 172503 Delivered-To: patch@linaro.org Received: by 2002:a92:d204:0:0:0:0:0 with SMTP id y4csp1396147ily; Wed, 28 Aug 2019 15:56:41 -0700 (PDT) X-Google-Smtp-Source: APXvYqwS4rkffFusa2rSmuXQgEfJSHwmQsBzacI7a9/kvHyJCC6aBL0N5dny1MOslPhvL5Q5gD/D X-Received: by 2002:aa7:96dc:: with SMTP id h28mr7585613pfq.86.1567033001104; Wed, 28 Aug 2019 15:56:41 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1567033001; cv=none; d=google.com; s=arc-20160816; b=D5XsVJxnvumvU+o0KPgb1XA7Kj7hrqki8HlU0iaWnUzpw9TLUBngYlJFWs5BfjeGu7 KtnH1LZpH1eUTsb3hSzi15pnpXus/NC0PLn/wk4s4s3TGPhDU5vTiADGcL+3/1gsl93I njoORTld/rqxB1rwrpRdCqPwU295+WvdoxyfM7wkJQKbEh8R720teYT6PGGq6jz8QX6p vWJki5IxM8PqPnmv1kDqZMpYRG5mwqzet/LV3RrWodn17qOaDBp2tE/jcZa57Vf77u8f djRsfsVEa8RoLC6UvOM6p2Q9QlOp0szgpY1WCKLl09LlLsiRqfwKo+PjCjJ0iPC3BkSY fJpg== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:sender:cc:to:from:subject:references :mime-version:message-id:in-reply-to:date:dkim-signature; bh=6RxBbYYa4fUI8s5OPNOU3iQ7zoV1TR03oRwDSBMZl1U=; b=I2dySUCSkfDL9t8DLzEtVzBuenK5iRWOo/wtmRyf+1nHWGf6eXPspGOqOicg951YPD 8mLCWUw9Rr+USDmVblriqKCgjlDPMlaUKxe284jtT9XZg+h8mIpUriPJMzSyN8Bj8bsC aLhQ4c9uN+1pIFZSs7Ncds1m5ZBVfam2K5yrB8tmpJdRxMu6xJUj4KknUivwrtWDqMIC mIVH3TU92tUCrUmQ/ZxMPWWWFpNCb3FdljRanZ0bcx/qZ+EUbE8e3roOZ0drSTxD+I+2 D3bt0JK4/J/GO5t9cQfGzRBVtFeIVITGQCE6fpRaors9nlJU8EjimPf7Pz8hiprflw0S dCgA== ARC-Authentication-Results: i=1; mx.google.com; dkim=pass header.i=@google.com header.s=20161025 header.b=dI5spwXf; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=REJECT sp=REJECT dis=NONE) header.from=google.com Return-Path: Received: from vger.kernel.org (vger.kernel.org. [209.132.180.67]) by mx.google.com with ESMTP id v10si277494pls.249.2019.08.28.15.56.40; Wed, 28 Aug 2019 15:56:41 -0700 (PDT) Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67; Authentication-Results: mx.google.com; dkim=pass header.i=@google.com header.s=20161025 header.b=dI5spwXf; spf=pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org; dmarc=pass (p=REJECT sp=REJECT dis=NONE) header.from=google.com Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727595AbfH1W4g (ORCPT + 28 others); Wed, 28 Aug 2019 18:56:36 -0400 Received: from mail-pl1-f202.google.com ([209.85.214.202]:55918 "EHLO mail-pl1-f202.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727548AbfH1W4c (ORCPT ); Wed, 28 Aug 2019 18:56:32 -0400 Received: by mail-pl1-f202.google.com with SMTP id u24so799442plq.22 for ; Wed, 28 Aug 2019 15:56:32 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20161025; h=date:in-reply-to:message-id:mime-version:references:subject:from:to :cc; bh=6RxBbYYa4fUI8s5OPNOU3iQ7zoV1TR03oRwDSBMZl1U=; b=dI5spwXfZwaXJJJGLP+3s8pi+5tH9oLSVIATkx/9S9KRLM4d/SJVbeZw2cXMYwOIX3 Qq/g0LsfcXBc59m1se1ALpG7EdbIT5JaZsXxknVsPyMZMJMDwGHUwgCv77YcNpK8yb1a ujquOoWvY1DTAzk0gFMvYqSU7mDnsNE6eaEZATK5/UeecBMbmWjgVmL54sX8RkMDhmuv K95INy/7EQxWckULbQEtulTM7A3q/enbJaBcASsxRB+zUC3lYQTtDMUWhfYb/Qv/ex3y MnmcqCFalt+80IQsKRLmQpIOjwVqi4hI3NhRi5neRP0SmvoQ8TGcM+TKJvDNxKW4C4wY cyFg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:date:in-reply-to:message-id:mime-version :references:subject:from:to:cc; bh=6RxBbYYa4fUI8s5OPNOU3iQ7zoV1TR03oRwDSBMZl1U=; b=CR6CP868OfTudDtF4yeZ19Oaa2VYPNPuD7idAy0yTYmMblVr5KA3o+yT9xuYwcLuTw hDrvMW9+f9WE0VELsIlUBKGeBUAYN6MQcVleLIl/o/R0pvEoj/x8/Evf7lcY+gn9VwBX wpFJ35jWXDXYmdmg2z37E5zqfNmhA3fa296hOgdAJB5VZozImvUhLzyGD+QgWHwTqzY1 3P27Ys9VWLs4J4p5ClRYOWvVC6XgPpfxgdxh1VtA9s/gfNsvhBeKOk12Va13fzAD6l++ FOSi0z1FsWfJ/VFZy52PrRaKiGI7YZ5ahJwfj6eFTRQ4G1HdVWMBmNlH9C/3dGAAGD3k aNmg== X-Gm-Message-State: APjAAAXvCKVXlXXS1xlPkfTuVZUAETAMdzToFSTdyk5EG6zTBiwkjeCE r9SQTlfHAnt8RdbncSjYZqCkpGUDxqiVA1m7Src= X-Received: by 2002:a63:31cc:: with SMTP id x195mr5459002pgx.147.1567032991282; Wed, 28 Aug 2019 15:56:31 -0700 (PDT) Date: Wed, 28 Aug 2019 15:55:34 -0700 In-Reply-To: <20190828225535.49592-1-ndesaulniers@google.com> Message-Id: <20190828225535.49592-14-ndesaulniers@google.com> Mime-Version: 1.0 References: <20190828225535.49592-1-ndesaulniers@google.com> X-Mailer: git-send-email 2.23.0.187.g17f5b7556c-goog Subject: [PATCH v3 13/14] include/linux/compiler.h: remove unused KENTRY macro From: Nick Desaulniers To: miguel.ojeda.sandonis@gmail.com Cc: sedat.dilek@gmail.com, will@kernel.org, jpoimboe@redhat.com, naveen.n.rao@linux.vnet.ibm.com, davem@davemloft.net, paul.burton@mips.com, clang-built-linux@googlegroups.com, linux-kernel@vger.kernel.org, Nick Desaulniers Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org This macro is not used throughout the kernel. Delete it rather than update the __section to be a fully spelled out __attribute__((__section__())) to avoid https://bugs.llvm.org/show_bug.cgi?id=42950. Tested-by: Sedat Dilek Signed-off-by: Nick Desaulniers --- include/linux/compiler.h | 23 ----------------------- 1 file changed, 23 deletions(-) -- 2.23.0.187.g17f5b7556c-goog diff --git a/include/linux/compiler.h b/include/linux/compiler.h index 5e88e7e33abe..f01c1e527f85 100644 --- a/include/linux/compiler.h +++ b/include/linux/compiler.h @@ -136,29 +136,6 @@ void ftrace_likely_update(struct ftrace_likely_data *f, int val, } while (0) #endif -/* - * KENTRY - kernel entry point - * This can be used to annotate symbols (functions or data) that are used - * without their linker symbol being referenced explicitly. For example, - * interrupt vector handlers, or functions in the kernel image that are found - * programatically. - * - * Not required for symbols exported with EXPORT_SYMBOL, or initcalls. Those - * are handled in their own way (with KEEP() in linker scripts). - * - * KENTRY can be avoided if the symbols in question are marked as KEEP() in the - * linker script. For example an architecture could KEEP() its entire - * boot/exception vector code rather than annotate each function and data. - */ -#ifndef KENTRY -# define KENTRY(sym) \ - extern typeof(sym) sym; \ - static const unsigned long __kentry_##sym \ - __used \ - __section("___kentry" "+" #sym ) \ - = (unsigned long)&sym; -#endif - #ifndef RELOC_HIDE # define RELOC_HIDE(ptr, off) \ ({ unsigned long __ptr; \