From patchwork Mon Sep 4 09:06:26 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: =?utf-8?q?C=C3=A9dric_Le_Goater?= X-Patchwork-Id: 13373642 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 lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 4B293C83F33 for ; Mon, 4 Sep 2023 09:13:09 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qd5ZQ-0005Zm-H7; Mon, 04 Sep 2023 05:08:32 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qd5Z1-0004Os-1u; Mon, 04 Sep 2023 05:08:07 -0400 Received: from gandalf.ozlabs.org ([150.107.74.76]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qd5Yx-0003xW-3E; Mon, 04 Sep 2023 05:08:06 -0400 Received: from gandalf.ozlabs.org (gandalf.ozlabs.org [150.107.74.76]) by gandalf.ozlabs.org (Postfix) with ESMTP id 4RfN8J5mR9z4x2Y; Mon, 4 Sep 2023 19:08:00 +1000 (AEST) Received: from authenticated.ozlabs.org (localhost [127.0.0.1]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) by mail.ozlabs.org (Postfix) with ESMTPSA id 4RfN8G0n5kz4wy9; Mon, 4 Sep 2023 19:07:57 +1000 (AEST) From: =?utf-8?q?C=C3=A9dric_Le_Goater?= To: qemu-ppc@nongnu.org, qemu-devel@nongnu.org Cc: Daniel Henrique Barboza , jianchunfu , Gautam Menghani , =?utf-8?q?C=C3=A9dric_Le_Goater?= Subject: [PULL 31/35] target/ppc: Fix the order of kvm_enable judgment about kvmppc_set_interrupt() Date: Mon, 4 Sep 2023 11:06:26 +0200 Message-ID: <20230904090630.725952-32-clg@kaod.org> X-Mailer: git-send-email 2.41.0 In-Reply-To: <20230904090630.725952-1-clg@kaod.org> References: <20230904090630.725952-1-clg@kaod.org> MIME-Version: 1.0 Received-SPF: pass client-ip=150.107.74.76; envelope-from=SRS0=kZzc=EU=kaod.org=clg@ozlabs.org; helo=gandalf.ozlabs.org X-Spam_score_int: -16 X-Spam_score: -1.7 X-Spam_bar: - X-Spam_report: (-1.7 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.249, SPF_HELO_PASS=-0.001, SPF_PASS=-0.001 autolearn=no autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org Sender: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org From: jianchunfu It's unnecessary for non-KVM accelerators(TCG, for example), to call this function, so change the order of kvm_enable() judgment. The static inline function that returns -1 directly does not work in TCG's situation. Signed-off-by: jianchunfu Tested-by: Gautam Menghani Signed-off-by: Cédric Le Goater --- hw/ppc/ppc.c | 8 ++++++-- target/ppc/kvm.c | 2 +- 2 files changed, 7 insertions(+), 3 deletions(-) diff --git a/hw/ppc/ppc.c b/hw/ppc/ppc.c index 87df91460026..c70882649a7d 100644 --- a/hw/ppc/ppc.c +++ b/hw/ppc/ppc.c @@ -59,7 +59,9 @@ void ppc_set_irq(PowerPCCPU *cpu, int irq, int level) if (old_pending != env->pending_interrupts) { ppc_maybe_interrupt(env); - kvmppc_set_interrupt(cpu, irq, level); + if (kvm_enabled()) { + kvmppc_set_interrupt(cpu, irq, level); + } } trace_ppc_irq_set_exit(env, irq, level, env->pending_interrupts, @@ -1533,5 +1535,7 @@ void ppc_irq_reset(PowerPCCPU *cpu) CPUPPCState *env = &cpu->env; env->irq_input_state = 0; - kvmppc_set_interrupt(cpu, PPC_INTERRUPT_EXT, 0); + if (kvm_enabled()) { + kvmppc_set_interrupt(cpu, PPC_INTERRUPT_EXT, 0); + } } diff --git a/target/ppc/kvm.c b/target/ppc/kvm.c index 769850174385..51112bd3670d 100644 --- a/target/ppc/kvm.c +++ b/target/ppc/kvm.c @@ -1320,7 +1320,7 @@ int kvmppc_set_interrupt(PowerPCCPU *cpu, int irq, int level) return 0; } - if (!kvm_enabled() || !cap_interrupt_unset) { + if (!cap_interrupt_unset) { return 0; }