From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pg1-f200.google.com (mail-pg1-f200.google.com [209.85.215.200]) (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 D373D4EF134 for ; Mon, 21 Sep 2026 17:44:51 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.215.200 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790012694; cv=none; b=GexpSE7z7V9JJXIfDEEsFSH3+wJUE1jEyxWPRQ9MasEVYVIZ5R/W4oKDTUGyKQHF5OIwDy2ypPpvoUd0vZ6LWLzqH01KnX7/yevZc6gwM1pAyxI69IP2S4D1nQ9mjhYu+3lDHv/xuytzD5gaW52ld9/Og49GwqqDNLdlkva2L2w= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1790012694; c=relaxed/simple; bh=CNhibckm2761zC3hAPFvim0N4m7lGBRenE1P2zWSHJk=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=m0xJdYv+vAJvxJyaGr15sjp9kuO66Kly/6kK0c4NX5V8Oy9LiA5xa9zVips1p0jkfT6nhsnXbnM8c7WWwep5S/uQe79yw5e02vKRxlnoN1huL9WYMEdb7qK+xh2ez+e6iO88WPXzQFg8C8GNodAuEcdoiS7Hiok1+LdUf0Rp73E= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--seanjc.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=Bb3voCAv; arc=none smtp.client-ip=209.85.215.200 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--seanjc.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="Bb3voCAv" Received: by mail-pg1-f200.google.com with SMTP id 41be03b00d2f7-cc21bc2923fso2938904a12.2 for ; Mon, 21 Sep 2026 10:44:51 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20251104; t=1790012691; x=1790617491; darn=vger.kernel.org; h=content-type:cc:to:from:subject:message-id:references:mime-version :in-reply-to:date:reply-to:from:to:cc:subject:date:message-id :reply-to:content-type; bh=y4bAp3nBUO90ZQn1u2Z0gOxXpoxTWghtyWO5GBrBpXE=; b=Bb3voCAvMKzhwNJByrAcASRMJyiOXpR93gIZxKodAPUtwCo0aIyHa70Q35Ucc0nE4i iNmDPAiOtNcOav8gJOUfTfkrRTBn+/66Xg5JfZl9SqI0aPElHPQ5ok/mEjlqosh1CJo+ GLdI8aa2D4w6eBXvLcFFUZ1aSDUk0ra42I+qlvnBWAD+3qMK+EFmK5C4D7ao6CmTTl3z S8Q4bjzQE9M86aRsJow9qkOs7VW91RldTmMUkt03cJWn0IY4R2Do/heZ7l3eftXsBnZe PU3FnPar7xV9cUpbbAlph3EldG6iVaCpd8BrOL6Rc9MM/kG5TdGG4MeL7ZY66u1ikqJB 4VvQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1790012691; x=1790617491; h=content-type:cc:to:from:subject:message-id:references:mime-version :in-reply-to:date:reply-to:x-gm-message-state:from:to:cc:subject :date:message-id:reply-to:content-type; bh=y4bAp3nBUO90ZQn1u2Z0gOxXpoxTWghtyWO5GBrBpXE=; b=PSCLvpTA4ld8K1n70JBzwI/aos7Uuag+iengSq23d7jDvkkZQDaR3e7GwPzo1wd4w6 YTvTLBibt7fZSDJ6G65sKKkczx/k1pHn7Tw3ArUrPculoAWXnKh5oPRbbdWUSCC/lMwR DYUPEuAYW88Xq2UVW6DI6xhvUzhPXpfilepZKaqrUpz1Roo9EDRfvrAQABR/AkfPA1pP v1OSfi9KcxUO3WvBeSPYvNzlceX/XdWx/Ydix2xiKBXShy0zhjIf/4kyAOyC027X4PTE cJ59DH1EokdX8Ij9DrATo2YKBnI8TgNJvNQpwHAHHMYEQG9H5ysuobm/l+NNDY586FVW yH1w== X-Forwarded-Encrypted: i=1; AKwUvByac2QyhUBZiUneH/cdrm9olbLvcR/g0TzP+I+Y662ezAgZrOTyLUfl+CzyHMWqKlR2ZvDEZeRtZ/47aJo=@vger.kernel.org X-Gm-Message-State: AFuF++lsl6BcxwFZkDWmsBQ2ArGx8W66Tk6J9MnoiwSBVGeZI0XDGAcE 1el+yDvN3ACtSXApYJeWtRHzz1INRMiptGgr2jwIl/zPfnrWQLEs5IrHiSp0sWeA5Vr5D+67qzL s7v/QZA== X-Received: from pgvn10.prod.google.com ([2002:a65:63ca:0:b0:cc4:5907:21e9]) (user=seanjc job=prod-delivery.src-stubby-dispatcher) by 2002:a05:6a21:1b81:b0:3cd:8bba:824f with SMTP id adf61e73a8af0-3dd8c3d3acfmr19085095637.4.1790012690700; Mon, 21 Sep 2026 10:44:50 -0700 (PDT) Reply-To: Sean Christopherson Date: Mon, 21 Sep 2026 10:44:41 -0700 In-Reply-To: <20260921174445.911676-1-seanjc@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20260921174445.911676-1-seanjc@google.com> X-Mailer: git-send-email 2.55.0.1082.g2b9226bbc0-goog Message-ID: <20260921174445.911676-4-seanjc@google.com> Subject: [PATCH v2 3/7] KVM: RISC-V: Use kvm_is_vcpu_creation_in_progress() instead of open-coded equivalent From: Sean Christopherson To: Madhavan Srinivasan , Anup Patel , Paul Walmsley , Palmer Dabbelt , Albert Ou , Sean Christopherson , Paolo Bonzini , Kiryl Shutsemau , Rick Edgecombe Cc: Nicholas Piggin , Atish Patra , Alexandre Ghiti , Dave Hansen , linuxppc-dev@lists.ozlabs.org, kvm@vger.kernel.org, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org, x86@kernel.org, linux-coco@lists.linux.dev, linux-kernel@vger.kernel.org, Jean-Christophe Guillain , "=?UTF-8?q?Pawe=C5=82=20S?=" Content-Type: text/plain; charset="UTF-8" Use kvm_is_vcpu_creation_in_progress() instead of an open-coded equivalent during AIA initialization. Unlike similar vGIC code in arm64, the relevant RISC-V code runs under kvm->lock, i.e. can use the standard API without hitting lockdep false positive. No functional change intended. Signed-off-by: Sean Christopherson --- arch/riscv/kvm/aia_device.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/arch/riscv/kvm/aia_device.c b/arch/riscv/kvm/aia_device.c index efc7c0bcfba9..97833a04268a 100644 --- a/arch/riscv/kvm/aia_device.c +++ b/arch/riscv/kvm/aia_device.c @@ -237,7 +237,7 @@ static int aia_init(struct kvm *kvm) return -EBUSY; /* We might be in the middle of creating a VCPU? */ - if (kvm->created_vcpus != atomic_read(&kvm->online_vcpus)) + if (kvm_is_vcpu_creation_in_progress(kvm)) return -EBUSY; /* Number of sources should be less than or equals number of IDs */ -- 2.55.0.1082.g2b9226bbc0-goog