From nobody Sun Feb 8 01:30:52 2026 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id DCB8EC7EE23 for ; Mon, 12 Jun 2023 05:41:12 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S235969AbjFLFlL (ORCPT ); Mon, 12 Jun 2023 01:41:11 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40942 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S235952AbjFLFkQ (ORCPT ); Mon, 12 Jun 2023 01:40:16 -0400 Received: from mail-oa1-x2b.google.com (mail-oa1-x2b.google.com [IPv6:2001:4860:4864:20::2b]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 911BC10FC for ; Sun, 11 Jun 2023 22:40:06 -0700 (PDT) Received: by mail-oa1-x2b.google.com with SMTP id 586e51a60fabf-19f45faedfbso2489391fac.0 for ; Sun, 11 Jun 2023 22:40:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=ventanamicro.com; s=google; t=1686548403; x=1689140403; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=qy2FvnQ7sT+hFfzfZbK6StB7FDfBUwIcnd7vowD7Hdo=; b=fKgyV64IuuDp42oIE6+vlEALvMZVYR6v+zRX2M6KBdp2U1Q4EEebp+gWJClqMF1XXk OLG79st9/QNYq31F77kDNAqW5yxqzjZ/ljYG9ZCiIhBYqfERkkZZQkMmWp1DKH5TNdMY vXwGTZP9VPOUhOKsd6hbPeiYhZlI/rvmafAKC/3+1ih6jsO+O29QAWjMS+laB5KoHEvV GwwTRhkKPI0XRfYBv7/a6FrBe9Y+HxKOlxG2qFED5Y+OpmdtPrKVe6cF16ZoSPqwH9kV zYhhgtK4v0R8WlZnF2eixvx1n0GVXz/t83u1plyp4pJ+FBjsPOuJFY+3CynImlF53wg4 93xg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20221208; t=1686548403; x=1689140403; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=qy2FvnQ7sT+hFfzfZbK6StB7FDfBUwIcnd7vowD7Hdo=; b=J9t2KN+bum8sFMMFm5XCacdeHsBEOqRyYl3ZJ+CdHoMEV37ZUvMQ/JmoUqjLfiLM8L IJPWKhw2qe4QsbJGosWfBJE97XGCFM17dq1ceJWOmv2AbmxCAkDydbKYTKm8oQEBbE1K pTYsMeZJ7TRa8DacbbkEBy0IVu0eBhMbNyBFU1h7cHg01C1+giJXyekme7GNO+plkF1H witUo7HmW3+StuftM1DirKEGmcVo5GwHZH2Km6+0qjq8Y2a5G9mqxL+8LiHu2RIZqw9z xGf1mhpbtC2Qwgh2l3Zj35sEioAaIR+1lx6y9/9t3Tij1BsmN5Gow+2UVq4rKS/kBZRK khSg== X-Gm-Message-State: AC+VfDxIDxQ0sz5rJAQI+fZfT+2KicaH55ObAugzrhfFYxpNs40tc9mf i8apnSk3rxQpxz6tOe0atA6r+g== X-Google-Smtp-Source: ACHHUZ5kPec2p3OADgxcfQzu4nQmjeX0kue8Qhu5qVqg39cFrxryxf6q488ZF3QT6feTgV7ykRUpYg== X-Received: by 2002:a05:6870:2207:b0:19f:5701:8c47 with SMTP id i7-20020a056870220700b0019f57018c47mr5001745oaf.9.1686548402860; Sun, 11 Jun 2023 22:40:02 -0700 (PDT) Received: from anup-ubuntu-vm.localdomain ([103.97.165.210]) by smtp.gmail.com with ESMTPSA id lv19-20020a056871439300b001a30d846520sm5534869oab.7.2023.06.11.22.39.58 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 11 Jun 2023 22:40:02 -0700 (PDT) From: Anup Patel To: Paolo Bonzini , Atish Patra Cc: Palmer Dabbelt , Paul Walmsley , Andrew Jones , kvm@vger.kernel.org, kvm-riscv@lists.infradead.org, linux-riscv@lists.infradead.org, linux-kernel@vger.kernel.org, Anup Patel , Atish Patra Subject: [PATCH v2 04/10] RISC-V: KVM: Set kvm_riscv_aia_nr_hgei to zero Date: Mon, 12 Jun 2023 11:09:26 +0530 Message-Id: <20230612053932.58604-5-apatel@ventanamicro.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230612053932.58604-1-apatel@ventanamicro.com> References: <20230612053932.58604-1-apatel@ventanamicro.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Type: text/plain; charset="utf-8" We hard-code the kvm_riscv_aia_nr_hgei to zero until IMSIC HW guest file support is added in KVM RISC-V. Signed-off-by: Anup Patel Reviewed-by: Atish Patra --- arch/riscv/kvm/aia.c | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/arch/riscv/kvm/aia.c b/arch/riscv/kvm/aia.c index c78c06d99e39..3f97575707eb 100644 --- a/arch/riscv/kvm/aia.c +++ b/arch/riscv/kvm/aia.c @@ -408,7 +408,7 @@ int kvm_riscv_aia_alloc_hgei(int cpu, struct kvm_vcpu *= owner, =20 raw_spin_unlock_irqrestore(&hgctrl->lock, flags); =20 - /* TODO: To be updated later by AIA in-kernel irqchip support */ + /* TODO: To be updated later by AIA IMSIC HW guest file support */ if (hgei_va) *hgei_va =3D NULL; if (hgei_pa) @@ -610,6 +610,14 @@ int kvm_riscv_aia_init(void) if (kvm_riscv_aia_nr_hgei) kvm_riscv_aia_nr_hgei--; =20 + /* + * Number of usable HGEI lines should be minimum of per-HART + * IMSIC guest files and number of bits in HGEIE + * + * TODO: To be updated later by AIA IMSIC HW guest file support + */ + kvm_riscv_aia_nr_hgei =3D 0; + /* Initialize guest external interrupt line management */ rc =3D aia_hgei_init(); if (rc) --=20 2.34.1