From nobody Wed Dec 17 14:04:43 2025 Received: from mail-wm1-f73.google.com (mail-wm1-f73.google.com [209.85.128.73]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 7957C199384 for ; Tue, 18 Mar 2025 16:25:33 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.128.73 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742315135; cv=none; b=p2606kmSKVzQKpOuZM+a8tRA7g4i32qWZjkZal0gKg4F80lXB02Z/BOCR0zR6Yexnrsa0nhab4WFrdVlI2JRePv2Ons4rE6/8IEf1xGzBoxGcBBPHyvvxREGAtyenqEWz24bysSLTdkjW2NcTuJQvX6tlb/SvCtOCdCptS6Ru/4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1742315135; c=relaxed/simple; bh=J1w3wfRE32zhiryslT+guZ7VzCeopgfRWQrYjFcSKwk=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=D+yaPSmYCgH26eApcaBJz8mQSqtg3fFQyk6lokqFK5PH1r1p3cNd39RBXMihFd3ABFY/EtkJi32AzVFUL46Uh8tHawhupj2buAfGRBQqWTyvYORccqseKNXRVJZQup39rRFSE4qxo6Gl4f4tqF2E2Sp413JrRqG2+r61fDdI+Ic= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--sebastianene.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=Qs362Fmr; arc=none smtp.client-ip=209.85.128.73 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--sebastianene.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="Qs362Fmr" Received: by mail-wm1-f73.google.com with SMTP id 5b1f17b1804b1-43cec217977so24352135e9.0 for ; Tue, 18 Mar 2025 09:25:33 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1742315132; x=1742919932; darn=vger.kernel.org; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=82xqydvgKJEdTD6AS9zEoISi5ga6dIOMUMPwBL0TAWM=; b=Qs362Fmrxh3Y6otIfhglQn1VA6JhLyskwpBOrEH9C4LYlKA5FK4o11KdtjY6j8bCld do0Osc1vqHOTRsq4uWYEXxKUOzI5lx+Z/sger6/8ZtAwXEE5UHXEMOQ4VWOdARkL1Bov OYymnNipXNoHysYv/Fafi5yKTCuV0BYjrJlYhC6ZNW5BcaQ0UIJKeS6AbfVuP8+zh09f AQqbBYl0udDKgneeW1Tcp3exGiACNRoSp+3KEyQchn/8pK2oAd6wad9nzNdd4luIDUgb oJLrUdcyqQqJvMYDt95ZaKf61kITUUv/xS33kW7MlAVbpaV8xHa2haO9h6oVngKHbCq7 TeIQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1742315132; x=1742919932; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=82xqydvgKJEdTD6AS9zEoISi5ga6dIOMUMPwBL0TAWM=; b=kWGoaj9eiputiO6nXM6dfURkVG0gwa903y8jwRi2YVLeidzNh6+rORMuKkPjnkqKts 7v+uR/7NCawJdS7L4+00z2SCIpiqacuWe53lu6MvDbwMl9OVHxK/gsZsyu9pD7/mLYc0 NDF98MFKW5HCAccK2llZc6fOK1H+5ObQBAWwrqim4qhf9LRmK6k/JHNH44BHnsEF4qQk KmNqB66qxJuslSdY9Ynaxm8FE0krOazBnEXZZcMvg1wNX75RaNlShLQ9qvLOLXMuIBI6 2CEFs4rEZQr/ebvXHgePay6Nf8Moi/CvU1RkecmS5xE93MnP1HGJYfDhmfiUrZAM2gSi PH6w== X-Forwarded-Encrypted: i=1; AJvYcCXtAUlzk9i0bNQ81g4DwputBMhegN4vgr+nb61s76BzXW2+5TFfPuOOF/4vuLD9boYcmRTpRiTNm89vTbk=@vger.kernel.org X-Gm-Message-State: AOJu0YxQpx9Ci6J7zjP9yzm9mKEdJUAUO0jKC0IdWvGh0XW4FxUc6wnI rYrvHQ3zqEYekMf3VJCbLJyMpwkE4Y6kbUQR81Jh3OfYtKpv5HMIT3I5F+iOa2wL0aH/HkziNsT eWh0OJknUoyJYOf23MOGpBpyADA== X-Google-Smtp-Source: AGHT+IFqbXkqs2Mp4b7p4DEZXKXsbkJMcBqeeMGJEs4JUgbYXZRQtxNivjVbKfH+2JB9M7Bhly80ZxRnTmUFvY4cw9c= X-Received: from wmco3.prod.google.com ([2002:a05:600c:a303:b0:43c:eb09:3784]) (user=sebastianene job=prod-delivery.src-stubby-dispatcher) by 2002:a05:600c:1c02:b0:43c:e7a7:1e76 with SMTP id 5b1f17b1804b1-43d3b951acamr22481225e9.1.1742315131880; Tue, 18 Mar 2025 09:25:31 -0700 (PDT) Date: Tue, 18 Mar 2025 16:25:08 +0000 In-Reply-To: <20250318162510.3280359-1-sebastianene@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20250318162510.3280359-1-sebastianene@google.com> X-Mailer: git-send-email 2.49.0.rc1.451.g8f38331e32-goog Message-ID: <20250318162510.3280359-2-sebastianene@google.com> Subject: [PATCH v3 1/3] KVM: arm64: Use the static initializer for the version lock From: Sebastian Ene To: catalin.marinas@arm.com, joey.gouly@arm.com, maz@kernel.org, oliver.upton@linux.dev, sebastianene@google.com, snehalreddy@google.com, sudeep.holla@arm.com, suzuki.poulose@arm.com, vdonnefort@google.com, will@kernel.org, yuzenghui@huawei.com Cc: kvmarm@lists.linux.dev, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kernel-team@android.com Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Replace the definition of the hypervisor version lock with a static initializer. Signed-off-by: Sebastian Ene Acked-by: Will Deacon --- arch/arm64/kvm/hyp/nvhe/ffa.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-) diff --git a/arch/arm64/kvm/hyp/nvhe/ffa.c b/arch/arm64/kvm/hyp/nvhe/ffa.c index e433dfab882a..6df6131f1107 100644 --- a/arch/arm64/kvm/hyp/nvhe/ffa.c +++ b/arch/arm64/kvm/hyp/nvhe/ffa.c @@ -69,7 +69,7 @@ static struct kvm_ffa_buffers hyp_buffers; static struct kvm_ffa_buffers host_buffers; static u32 hyp_ffa_version; static bool has_version_negotiated; -static hyp_spinlock_t version_lock; +static DEFINE_HYP_SPINLOCK(version_lock); =20 static void ffa_to_smccc_error(struct arm_smccc_res *res, u64 ffa_errno) { @@ -911,6 +911,5 @@ int hyp_ffa_init(void *pages) .lock =3D __HYP_SPIN_LOCK_UNLOCKED, }; =20 - version_lock =3D __HYP_SPIN_LOCK_UNLOCKED; return 0; } --=20 2.49.0.rc1.451.g8f38331e32-goog