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=-26.3 required=3.0 tests=BAYES_00,DKIMWL_WL_MED, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,INCLUDES_PATCH,MAILING_LIST_MULTI,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT,USER_IN_DEF_DKIM_WL autolearn=ham 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 BF8B2C433F5 for ; Thu, 9 Sep 2021 18:32:19 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 982A26103D for ; Thu, 9 Sep 2021 18:32:19 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237348AbhIISd2 (ORCPT ); Thu, 9 Sep 2021 14:33:28 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:44766 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S237208AbhIISdZ (ORCPT ); Thu, 9 Sep 2021 14:33:25 -0400 Received: from mail-qv1-xf49.google.com (mail-qv1-xf49.google.com [IPv6:2607:f8b0:4864:20::f49]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 786AFC061574 for ; Thu, 9 Sep 2021 11:32:15 -0700 (PDT) Received: by mail-qv1-xf49.google.com with SMTP id r18-20020a056214069200b0037a291a6081so8064873qvz.18 for ; Thu, 09 Sep 2021 11:32:15 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20210112; h=reply-to:date:in-reply-to:message-id:mime-version:references :subject:from:to:cc; bh=E4WONWu0ir6n8Rh4Cpspn9vyK4soJzcnQ8jT8FRunA0=; b=TSOIETlgDAd1INBqwNX3wXGWMArTCD3OV+0Z3EIIR1JRd6ZHxm417j3emsiyGFJcQy k8a9S5TID+UERaldlzurOuFMVXmN6mYt4xKeTIUVCMtK5pdTPrtv5y+IaLGXLt8yYve0 T8mWPUnpxP7KwZFokx4PvrKGuuadaBBKgnTqwd8bn8ESFTSV3HZkU5Qm8Mm85adi4zVq 7ngjZbVNbwqkFPibyB7MPXK53MrOIZKYc3dGek7CeDXvuwy0bVEvxK8J1IiEwC+kZfnr ZizyfoA3hw/q0+vseLtWoJO/Ecrb07XHnnQffXldIh5fUd4riFgp1l4P9dMV/iI8uOHF s1Gw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:reply-to:date:in-reply-to:message-id :mime-version:references:subject:from:to:cc; bh=E4WONWu0ir6n8Rh4Cpspn9vyK4soJzcnQ8jT8FRunA0=; b=EdHFGFmwjbzqg9hf5duDtAo9o9ETG2dRFBTyqEi28z22DKGiB9fJDaHfiG3DYrN/Ao A8/qMXzEx1ZqN892TMjRlsW79AMuQUUUWbT1IZm5KTE9LIebD8x4PEbpC5qtLvegrHmp OjJCd2uNW/8IorOI3pO21UfdHX8Dn/GmLSf0gA4DfQRobeu6lSHv69oKcYifJsq9CcWm VOwMiOttNVxnFr0KDowmZPw+5IXfyig9kUvBbLVSlnQqB/ksw4lpxSKcWXqvk7OsOWoD FRfGQLaV5doUAkcSdI0IKra8le3vJ4NelO/TM2OSHAc/XcdJprN8r5GMhlUBcWRZVLU0 virw== X-Gm-Message-State: AOAM532QokC6LQHO4ZjxXQMcW4w8edJeT40vKMNK3O8E4DhyXYuH9W2h /GpWhrqzJBvgRFr2icneTFBSzBp7wp0= X-Google-Smtp-Source: ABdhPJwqSUjJGgRyHa8eQcGHaGiHNtkJWk/fkb+ce4btZeiM4uZpk3OLUTpuoDpgh9pNSq4tPV7PSSOuCv4= X-Received: from seanjc798194.pdx.corp.google.com ([2620:15c:90:200:295c:3114:eec1:f9f5]) (user=seanjc job=sendgmr) by 2002:ad4:54e4:: with SMTP id k4mr4540653qvx.54.1631212334693; Thu, 09 Sep 2021 11:32:14 -0700 (PDT) Reply-To: Sean Christopherson Date: Thu, 9 Sep 2021 11:32:02 -0700 In-Reply-To: <20210909183207.2228273-1-seanjc@google.com> Message-Id: <20210909183207.2228273-3-seanjc@google.com> Mime-Version: 1.0 References: <20210909183207.2228273-1-seanjc@google.com> X-Mailer: git-send-email 2.33.0.309.g3052b89438-goog Subject: [kvm-unit-tests PATCH v3 2/7] lib: define the "noinline" macro From: Sean Christopherson To: Paolo Bonzini Cc: kvm@vger.kernel.org, Sean Christopherson , Bill Wendling Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: kvm@vger.kernel.org From: Bill Wendling Define "noline" macro to reduce the amount of typing for functions using the "noinline" attribute. Opportunsitically convert existing users. Signed-off-by: Bill Wendling [sean: put macro in compiler.h instead of libcflat.h] Signed-off-by: Sean Christopherson --- lib/linux/compiler.h | 1 + x86/pmu_lbr.c | 4 ++-- 2 files changed, 3 insertions(+), 2 deletions(-) diff --git a/lib/linux/compiler.h b/lib/linux/compiler.h index 5d9552a..5937b7b 100644 --- a/lib/linux/compiler.h +++ b/lib/linux/compiler.h @@ -46,6 +46,7 @@ #define barrier() asm volatile("" : : : "memory") #define __always_inline inline __attribute__((always_inline)) +#define noinline __attribute__((noinline)) static __always_inline void __read_once_size(const volatile void *p, void *res, int size) { diff --git a/x86/pmu_lbr.c b/x86/pmu_lbr.c index 3bd9e9f..5ff805a 100644 --- a/x86/pmu_lbr.c +++ b/x86/pmu_lbr.c @@ -16,14 +16,14 @@ volatile int count; -static __attribute__((noinline)) int compute_flag(int i) +static noinline int compute_flag(int i) { if (i % 10 < 4) return i + 1; return 0; } -static __attribute__((noinline)) int lbr_test(void) +static noinline int lbr_test(void) { int i; int flag; -- 2.33.0.309.g3052b89438-goog