Message ID | 20181213050453.9677-16-cota@braap.org |
---|---|
State | New |
Headers | show
Return-Path: <qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org> X-Original-To: incoming@patchwork.ozlabs.org Delivered-To: patchwork-incoming@bilbo.ozlabs.org Authentication-Results: ozlabs.org; spf=pass (mailfrom) smtp.mailfrom=nongnu.org (client-ip=2001:4830:134:3::11; helo=lists.gnu.org; envelope-from=qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org; receiver=<UNKNOWN>) Authentication-Results: ozlabs.org; dmarc=none (p=none dis=none) header.from=braap.org Authentication-Results: ozlabs.org; dkim=fail reason="signature verification failed" (1024-bit key; unprotected) header.d=braap.org header.i=@braap.org header.b="ksIuyG5j"; dkim=fail reason="signature verification failed" (2048-bit key; unprotected) header.d=messagingengine.com header.i=@messagingengine.com header.b="qMebg1sV"; dkim-atps=neutral Received: from lists.gnu.org (lists.gnu.org [IPv6:2001:4830:134:3::11]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by ozlabs.org (Postfix) with ESMTPS id 43FhdL2JrCz9sB5 for <incoming@patchwork.ozlabs.org>; Thu, 13 Dec 2018 16:12:37 +1100 (AEDT) Received: from localhost ([::1]:50462 helo=lists.gnu.org) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from <qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org>) id 1gXJIY-0004MB-GE for incoming@patchwork.ozlabs.org; Thu, 13 Dec 2018 00:12:34 -0500 Received: from eggs.gnu.org ([2001:4830:134:3::10]:55428) by lists.gnu.org with esmtp (Exim 4.71) (envelope-from <cota@braap.org>) id 1gXJCe-0007eV-Ax for qemu-devel@nongnu.org; Thu, 13 Dec 2018 00:06:29 -0500 Received: from Debian-exim by eggs.gnu.org with spam-scanned (Exim 4.71) (envelope-from <cota@braap.org>) id 1gXJCd-0001a4-39 for qemu-devel@nongnu.org; Thu, 13 Dec 2018 00:06:28 -0500 Received: from out1-smtp.messagingengine.com ([66.111.4.25]:37485) by eggs.gnu.org with esmtps (TLS1.0:DHE_RSA_AES_256_CBC_SHA1:32) (Exim 4.71) (envelope-from <cota@braap.org>) id 1gXJCc-0000vp-Kv for qemu-devel@nongnu.org; Thu, 13 Dec 2018 00:06:26 -0500 Received: from compute4.internal (compute4.nyi.internal [10.202.2.44]) by mailout.nyi.internal (Postfix) with ESMTP id A8CBA221BF; Thu, 13 Dec 2018 00:05:40 -0500 (EST) Received: from mailfrontend2 ([10.202.2.163]) by compute4.internal (MEProxy); Thu, 13 Dec 2018 00:05:40 -0500 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=braap.org; h= from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-type:content-transfer-encoding; s=mesmtp; bh=5x3zzmbTUMCRRRBqPL5rfn7gZ/Zryl4EyCjiAJ1IsXI=; b=ksIuyG5jgpr2 7hCwiMbP0J8+r3LUeh5ww+6vNQDHU0sI6ORncjDHrJD7pmYRGxwJTwdU4zKEmGcM bVcfzOchwEmNO/TU/g9OA+RgdW50CNtvRz59emI7thfBQeT6Jf+u5bDul7RSY5hR e0/5SOErxFptYB06SG3dsGt0wGDKFQQ= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d= messagingengine.com; h=cc:content-transfer-encoding:content-type :date:from:in-reply-to:message-id:mime-version:references :subject:to:x-me-proxy:x-me-proxy:x-me-sender:x-me-sender :x-sasl-enc; s=fm1; bh=5x3zzmbTUMCRRRBqPL5rfn7gZ/Zryl4EyCjiAJ1Is XI=; b=qMebg1sV43YNag+VMZbpKiSBWIWAwNVDyjgS09JSmeWw+dRPYm8evwV92 TC8KAgA1gCd7e8n61Bie0eYAUBq9l9aB0NgbN8ioL/nQ9ACHpC2RPLmwwmz/HNTk 82zNZ3ZsH+h/DCNAhiUVpHb3N2V9I+UUkIfGhYA4sOb5LsfpM7Jt15F7XzDMkObR HiUQtNAEnJeG+/4kUwB/qtcPpNzF9CtjTPjyuLqPffcEscAyyqdlvYFCi9gRp99i sywueEUbQ8eiQjH5wScevd9HPfjQgFxeSQoEA75/MG7Z0nop7YdaayHGpZVhi0k1 hwF89OtR65kM0XdiBlM3xUEpfK1sA== X-ME-Sender: <xms:pOgRXIHAxAQklfQMeLdiaD_byhGULFgrSK_gFTsfZJRIUprC-InkBw> X-ME-Proxy-Cause: gggruggvucftvghtrhhoucdtuddrgedtkedrudehuddgkedtucetufdoteggodetrfdotf fvucfrrhhofhhilhgvmecuhfgrshhtofgrihhlpdfquhhtnecuuegrihhlohhuthemucef tddtnecusecvtfgvtghiphhivghnthhsucdlqddutddtmdenucfjughrpefhvffufffkof gjfhggtgfgsehtkeertdertdejnecuhfhrohhmpedfgfhmihhlihhoucfirdcuvehothgr fdcuoegtohhtrgessghrrggrphdrohhrgheqnecukfhppeduvdekrdehledrvddtrddvud einecurfgrrhgrmhepmhgrihhlfhhrohhmpegtohhtrgessghrrggrphdrohhrghenucev lhhushhtvghrufhiiigvpeeg X-ME-Proxy: <xmx:pOgRXH5hu3kCXEdEe15kWtdrEjEuR5AaprvBMEbJCjFnSK0JzrVoPQ> <xmx:pOgRXPk_pPnlkUQGG0kowkCBuuNPcCIgHU5ywUY-Vmx4ZwNpMpJ7QA> <xmx:pOgRXKTWGPesnXIDPXFZKx4ZGweFozDqFjtRfoZUmKXVmfu0LOSxmA> <xmx:pOgRXE9XPpXz9krI3vx3y-Z_35fZFbYLIfpu7NfM5sR53dJsvH93UA> Received: from localhost (flamenco.cs.columbia.edu [128.59.20.216]) by mail.messagingengine.com (Postfix) with ESMTPA id 471F61045B; Thu, 13 Dec 2018 00:05:40 -0500 (EST) From: "Emilio G. Cota" <cota@braap.org> To: qemu-devel@nongnu.org Date: Thu, 13 Dec 2018 00:03:55 -0500 Message-Id: <20181213050453.9677-16-cota@braap.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20181213050453.9677-1-cota@braap.org> References: <20181213050453.9677-1-cota@braap.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-detected-operating-system: by eggs.gnu.org: GNU/Linux 2.2.x-3.x [generic] [fuzzy] X-Received-From: 66.111.4.25 Subject: [Qemu-devel] [PATCH v5 15/73] cpu: define cpu_halted helpers X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: <qemu-devel.nongnu.org> List-Unsubscribe: <https://lists.nongnu.org/mailman/options/qemu-devel>, <mailto:qemu-devel-request@nongnu.org?subject=unsubscribe> List-Archive: <http://lists.nongnu.org/archive/html/qemu-devel/> List-Post: <mailto:qemu-devel@nongnu.org> List-Help: <mailto:qemu-devel-request@nongnu.org?subject=help> List-Subscribe: <https://lists.nongnu.org/mailman/listinfo/qemu-devel>, <mailto:qemu-devel-request@nongnu.org?subject=subscribe> Cc: =?utf-8?q?Alex_Benn=C3=A9e?= <alex.bennee@linaro.org>, Paolo Bonzini <pbonzini@redhat.com>, Richard Henderson <richard.henderson@linaro.org> Errors-To: qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org Sender: "Qemu-devel" <qemu-devel-bounces+incoming=patchwork.ozlabs.org@nongnu.org> |
Series |
per-CPU locks
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expand
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diff --git a/include/qom/cpu.h b/include/qom/cpu.h index 505daa6ce9..9c5aad1797 100644 --- a/include/qom/cpu.h +++ b/include/qom/cpu.h @@ -481,6 +481,30 @@ bool cpu_mutex_locked(const CPUState *cpu); */ bool no_cpu_mutex_locked(void); +static inline uint32_t cpu_halted(CPUState *cpu) +{ + uint32_t ret; + + if (cpu_mutex_locked(cpu)) { + return cpu->halted; + } + cpu_mutex_lock(cpu); + ret = cpu->halted; + cpu_mutex_unlock(cpu); + return ret; +} + +static inline void cpu_halted_set(CPUState *cpu, uint32_t val) +{ + if (cpu_mutex_locked(cpu)) { + cpu->halted = val; + return; + } + cpu_mutex_lock(cpu); + cpu->halted = val; + cpu_mutex_unlock(cpu); +} + static inline void cpu_tb_jmp_cache_clear(CPUState *cpu) { unsigned int i;