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 mm01.cs.columbia.edu (mm01.cs.columbia.edu [128.59.11.253]) by smtp.lore.kernel.org (Postfix) with ESMTP id 4AF85C433F5 for ; Thu, 19 May 2022 13:43:26 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 09A8E4B383; Thu, 19 May 2022 09:43:26 -0400 (EDT) X-Virus-Scanned: at lists.cs.columbia.edu Authentication-Results: mm01.cs.columbia.edu (amavisd-new); dkim=softfail (fail, message has been altered) header.i=@kernel.org Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id 3Tqw-nZqC2W7; Thu, 19 May 2022 09:43:24 -0400 (EDT) Received: from mm01.cs.columbia.edu (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id EB4134B392; Thu, 19 May 2022 09:43:24 -0400 (EDT) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id D58BC4B37F for ; Thu, 19 May 2022 09:43:23 -0400 (EDT) X-Virus-Scanned: at lists.cs.columbia.edu Received: from mm01.cs.columbia.edu ([127.0.0.1]) by localhost (mm01.cs.columbia.edu [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id rg8AEsZgyDPp for ; Thu, 19 May 2022 09:43:22 -0400 (EDT) Received: from ams.source.kernel.org (ams.source.kernel.org [145.40.68.75]) by mm01.cs.columbia.edu (Postfix) with ESMTPS id B6D1E4B28F for ; Thu, 19 May 2022 09:43:22 -0400 (EDT) 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 ams.source.kernel.org (Postfix) with ESMTPS id EDB2AB82477; Thu, 19 May 2022 13:43:21 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2D2A7C3411A; Thu, 19 May 2022 13:43:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1652967800; bh=nNZBdOA5NigbPc1M0gOv4ihVOwnmvSo9vvj+XEN8QEE=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=j7NoBFU8bwOn6I+AuPUl7vI/GLMz9EE1gyvmRDAPQCAsqxaCXQgvzkWTxTMlEeU4b nKCxfCfk3UAb5Suzl20gX+EIh86HcGnn/OVC84fZm+c7yPrBTo3kkTEYMFXPqY6oFW Yrf5KPq7DWjcBRqtOYodbQ/2zfa6ms8Hj++BSXMMV18576Jr+Ka305u6AiCBu0sH6E q2B6ltG0V+vBJyh0Cgl3M7bU1BaqLxC1QbN+a9R5qehpeFQV1QOk8+LxfmURxMkP7T XI1N9IfmeI2Vjenox9AJWKR12NwgBNPZqsfx/CCNqX0/MBm6hSRr5GzRoWB0ObjjuD 40tH47LOOXvkw== From: Will Deacon To: kvmarm@lists.cs.columbia.edu Subject: [PATCH 14/89] KVM: arm64: Add hyp_spinlock_t static initializer Date: Thu, 19 May 2022 14:40:49 +0100 Message-Id: <20220519134204.5379-15-will@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20220519134204.5379-1-will@kernel.org> References: <20220519134204.5379-1-will@kernel.org> MIME-Version: 1.0 Cc: Marc Zyngier , kernel-team@android.com, kvm@vger.kernel.org, Andy Lutomirski , linux-arm-kernel@lists.infradead.org, Michael Roth , Catalin Marinas , Chao Peng , Will Deacon X-BeenThere: kvmarm@lists.cs.columbia.edu X-Mailman-Version: 2.1.14 Precedence: list List-Id: Where KVM/ARM decisions are made List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: kvmarm-bounces@lists.cs.columbia.edu Sender: kvmarm-bounces@lists.cs.columbia.edu From: Fuad Tabba Having a static initializer for hyp_spinlock_t simplifies its use when there isn't an initializing function. No functional change intended. Signed-off-by: Fuad Tabba --- arch/arm64/kvm/hyp/include/nvhe/spinlock.h | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/arch/arm64/kvm/hyp/include/nvhe/spinlock.h b/arch/arm64/kvm/hyp/include/nvhe/spinlock.h index 4652fd04bdbe..7c7ea8c55405 100644 --- a/arch/arm64/kvm/hyp/include/nvhe/spinlock.h +++ b/arch/arm64/kvm/hyp/include/nvhe/spinlock.h @@ -28,9 +28,17 @@ typedef union hyp_spinlock { }; } hyp_spinlock_t; +#define __HYP_SPIN_LOCK_INITIALIZER \ + { .__val = 0 } + +#define __HYP_SPIN_LOCK_UNLOCKED \ + ((hyp_spinlock_t) __HYP_SPIN_LOCK_INITIALIZER) + +#define DEFINE_HYP_SPINLOCK(x) hyp_spinlock_t x = __HYP_SPIN_LOCK_UNLOCKED + #define hyp_spin_lock_init(l) \ do { \ - *(l) = (hyp_spinlock_t){ .__val = 0 }; \ + *(l) = __HYP_SPIN_LOCK_UNLOCKED; \ } while (0) static inline void hyp_spin_lock(hyp_spinlock_t *lock) -- 2.36.1.124.g0e6072fb45-goog _______________________________________________ kvmarm mailing list kvmarm@lists.cs.columbia.edu https://lists.cs.columbia.edu/mailman/listinfo/kvmarm