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 C13F7C433EF for ; Thu, 30 Jun 2022 13:58:44 +0000 (UTC) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 78DE14B0C2; Thu, 30 Jun 2022 09:58:44 -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 u395wnHTAjJa; Thu, 30 Jun 2022 09:58:43 -0400 (EDT) Received: from mm01.cs.columbia.edu (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id 7410F4B431; Thu, 30 Jun 2022 09:58:43 -0400 (EDT) Received: from localhost (localhost [127.0.0.1]) by mm01.cs.columbia.edu (Postfix) with ESMTP id B5B564B431 for ; Thu, 30 Jun 2022 09:58:41 -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 1QRI2PO6r3jY for ; Thu, 30 Jun 2022 09:58:40 -0400 (EDT) Received: from dfw.source.kernel.org (dfw.source.kernel.org [139.178.84.217]) by mm01.cs.columbia.edu (Postfix) with ESMTPS id 15DF94B4D6 for ; Thu, 30 Jun 2022 09:58:40 -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 dfw.source.kernel.org (Postfix) with ESMTPS id 975FA6219B; Thu, 30 Jun 2022 13:58:39 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id B52EBC3411E; Thu, 30 Jun 2022 13:58:35 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1656597519; bh=XHbnIjAE99mI8EWtHamyVofcSABl8SLt6G91nUjU0Wk=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=djZ9rJLiTmkEkMgU8m3dAbaovV7dnjqgP4FHeesZI88oxKQfgmAJOCgOGPR5Ywfil 5OWdnUQ6Jv/CSsZdRdmyXuwLIx2eIEmFr+m7SJp1Si8KEUGegKJqcFLEeNw/4he9FD PejgF/riPHzoi+Kjhaqg9Fy0LCPAhHM2QN9MQ7mIWkvsb11IYHBCeX44xqmIT8IrzQ hnjdXXFRK3PDct60/YW7T2mOzY/iZSly6GsVX5bvxWwXIOSAuXf9hgPKH4k7a3+tgq 80xv7AzV68FN2E+ZYeSawtj8wOgd+HBodhTb1Q0wdcPnIa0B3E04vZiqfurX8hBtO0 0va+VjQFycWYA== From: Will Deacon To: kvmarm@lists.cs.columbia.edu Subject: [PATCH v2 11/24] KVM: arm64: Add hyp_spinlock_t static initializer Date: Thu, 30 Jun 2022 14:57:34 +0100 Message-Id: <20220630135747.26983-12-will@kernel.org> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20220630135747.26983-1-will@kernel.org> References: <20220630135747.26983-1-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 Signed-off-by: Will Deacon --- 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) -- 2.37.0.rc0.161.g10f37bed90-goog _______________________________________________ kvmarm mailing list kvmarm@lists.cs.columbia.edu https://lists.cs.columbia.edu/mailman/listinfo/kvmarm