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 lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 3270AC433F5 for ; Wed, 20 Apr 2022 14:05:49 +0000 (UTC) Received: from localhost ([::1]:51556 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nhAxo-0002f3-3B for qemu-devel@archiver.kernel.org; Wed, 20 Apr 2022 10:05:48 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:39044) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nhAOj-0000nM-DO for qemu-devel@nongnu.org; Wed, 20 Apr 2022 09:29:33 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]:25251) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nhAOh-0004qI-Q4 for qemu-devel@nongnu.org; Wed, 20 Apr 2022 09:29:33 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1650461370; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=sdRYsNNEawp2cZSpc465NY+pUzIB9fnWHgYnBfbEXr8=; b=aW4qT5/vkX2LqoVeXuqvpBNQDxpmzGCHF7f/l4RSm76OlHq4pEjWe1M2VdQDImXljCwSCi kL5VEe7NpshAKfhAu5Ho8J6OZhtlU6uz10dF74SnTJip41+WumTp+mgR2quUbfhl8TxAej kgbuCEQubovhfto+CfEez5IPL1vwnMc= Received: from mimecast-mx02.redhat.com (mx3-rdu2.redhat.com [66.187.233.73]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-661-nuu79MSpOEmyevT0Y-5-hg-1; Wed, 20 Apr 2022 09:29:29 -0400 X-MC-Unique: nuu79MSpOEmyevT0Y-5-hg-1 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.rdu2.redhat.com [10.11.54.4]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id B76383820F7A for ; Wed, 20 Apr 2022 13:29:28 +0000 (UTC) Received: from localhost (unknown [10.39.208.22]) by smtp.corp.redhat.com (Postfix) with ESMTP id CCDD72026D2D; Wed, 20 Apr 2022 13:29:15 +0000 (UTC) From: marcandre.lureau@redhat.com To: qemu-devel@nongnu.org Subject: [PATCH 27/41] Use QEMU_SANITIZE_THREAD Date: Wed, 20 Apr 2022 17:26:10 +0400 Message-Id: <20220420132624.2439741-28-marcandre.lureau@redhat.com> In-Reply-To: <20220420132624.2439741-1-marcandre.lureau@redhat.com> References: <20220420132624.2439741-1-marcandre.lureau@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 2.78 on 10.11.54.4 Received-SPF: pass client-ip=170.10.129.124; envelope-from=marcandre.lureau@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -28 X-Spam_score: -2.9 X-Spam_bar: -- X-Spam_report: (-2.9 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.082, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_LOW=-0.7, RCVD_IN_MSPIKE_H4=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: "Qemu-devel" From: Marc-André Lureau Signed-off-by: Marc-André Lureau --- include/qemu/atomic.h | 8 +++++--- subprojects/libvhost-user/include/compiler.h | 1 + 2 files changed, 6 insertions(+), 3 deletions(-) create mode 120000 subprojects/libvhost-user/include/compiler.h diff --git a/include/qemu/atomic.h b/include/qemu/atomic.h index 112a29910bea..7e8fc8e7cde2 100644 --- a/include/qemu/atomic.h +++ b/include/qemu/atomic.h @@ -15,6 +15,8 @@ #ifndef QEMU_ATOMIC_H #define QEMU_ATOMIC_H +#include "compiler.h" + /* Compiler barrier */ #define barrier() ({ asm volatile("" ::: "memory"); (void)0; }) @@ -81,7 +83,7 @@ * no processors except Alpha need a barrier here. Leave it in if * using Thread Sanitizer to avoid warnings, otherwise optimize it away. */ -#if defined(__SANITIZE_THREAD__) +#ifdef QEMU_SANITIZE_THREAD #define smp_read_barrier_depends() ({ barrier(); __atomic_thread_fence(__ATOMIC_CONSUME); }) #elif defined(__alpha__) #define smp_read_barrier_depends() asm volatile("mb":::"memory") @@ -146,7 +148,7 @@ /* See above: most compilers currently treat consume and acquire the * same, but this slows down qatomic_rcu_read unnecessarily. */ -#ifdef __SANITIZE_THREAD__ +#ifdef QEMU_SANITIZE_THREAD #define qatomic_rcu_read__nocheck(ptr, valptr) \ __atomic_load(ptr, valptr, __ATOMIC_CONSUME); #else @@ -254,7 +256,7 @@ #define qatomic_mb_read(ptr) \ qatomic_load_acquire(ptr) -#if !defined(__SANITIZE_THREAD__) && \ +#if !defined(QEMU_SANITIZE_THREAD) && \ (defined(__i386__) || defined(__x86_64__) || defined(__s390x__)) /* This is more efficient than a store plus a fence. */ # define qatomic_mb_set(ptr, i) ((void)qatomic_xchg(ptr, i)) diff --git a/subprojects/libvhost-user/include/compiler.h b/subprojects/libvhost-user/include/compiler.h new file mode 120000 index 000000000000..de7b70697cd2 --- /dev/null +++ b/subprojects/libvhost-user/include/compiler.h @@ -0,0 +1 @@ +../../../include/qemu/compiler.h \ No newline at end of file -- 2.35.1.693.g805e0a68082a