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 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 01FA9C7EE22 for ; Mon, 15 May 2023 13:04:39 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1pyXsM-0007Ft-ND; Mon, 15 May 2023 09:04:30 -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 1pyXqw-0004Yn-FO for qemu-devel@nongnu.org; Mon, 15 May 2023 09:03:03 -0400 Received: from us-smtp-delivery-124.mimecast.com ([170.10.129.124]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1pyXqr-000125-45 for qemu-devel@nongnu.org; Mon, 15 May 2023 09:03:00 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1684155775; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=Qkq5D45uI365p6GB8vYO3k8fs8WzQsWQgwuB8D+tAvM=; b=SXEv9BTbS7/k08bnAPYuhxBp60eoq0QlipUsJ+sCfNL4te5IeYReqDthIHJmw0oI7wF6Ou nnqozpqlaOCQ7OTsVCTvMJnWnO+4tN9QmlxDMLi+IE1cVKjKpTVy9nRakdgZEQC3oNSU5Q lRg4qH5DCgQL6q7eAm/4dqIJLgTUvjA= Received: from mimecast-mx02.redhat.com (mx3-rdu2.redhat.com [66.187.233.73]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id us-mta-567-YbEJo7XcOiesw5edNT5yOg-1; Mon, 15 May 2023 09:02:53 -0400 X-MC-Unique: YbEJo7XcOiesw5edNT5yOg-1 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.rdu2.redhat.com [10.11.54.2]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id CD3F4299E760; Mon, 15 May 2023 13:02:52 +0000 (UTC) Received: from thuth.com (unknown [10.39.192.236]) by smtp.corp.redhat.com (Postfix) with ESMTP id 3FA0840C6EC4; Mon, 15 May 2023 13:02:52 +0000 (UTC) From: Thomas Huth To: qemu-devel@nongnu.org, Richard Henderson Subject: [PULL 13/21] hw/core: Use a callback for target specific query-cpus-fast information Date: Mon, 15 May 2023 15:02:25 +0200 Message-Id: <20230515130233.418183-14-thuth@redhat.com> In-Reply-To: <20230515130233.418183-1-thuth@redhat.com> References: <20230515130233.418183-1-thuth@redhat.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Scanned-By: MIMEDefang 3.1 on 10.11.54.2 Received-SPF: pass client-ip=170.10.129.124; envelope-from=thuth@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.001, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=ham 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 For being able to create a universal QEMU binary one day, core files like machine-qmp-cmds.c must not contain any "#ifdef TARGET_..." parts. Thus let's provide the target specific function via a function pointer in CPUClass instead, as a first step towards making this file target independent. Message-Id: <20230424160434.331175-2-thuth@redhat.com> Signed-off-by: Thomas Huth --- include/hw/core/cpu.h | 4 ++++ include/qemu/typedefs.h | 1 + hw/core/machine-qmp-cmds.c | 16 ++-------------- target/s390x/cpu.c | 8 ++++++++ 4 files changed, 15 insertions(+), 14 deletions(-) diff --git a/include/hw/core/cpu.h b/include/hw/core/cpu.h index 397fd3ac68..5a019a27bc 100644 --- a/include/hw/core/cpu.h +++ b/include/hw/core/cpu.h @@ -106,6 +106,9 @@ struct SysemuCPUOps; * @has_work: Callback for checking if there is work to do. * @memory_rw_debug: Callback for GDB memory access. * @dump_state: Callback for dumping state. + * @query_cpu_fast: + * Fill in target specific information for the "query-cpus-fast" + * QAPI call. * @get_arch_id: Callback for getting architecture-dependent CPU ID. * @set_pc: Callback for setting the Program Counter register. This * should have the semantics used by the target architecture when @@ -151,6 +154,7 @@ struct CPUClass { int (*memory_rw_debug)(CPUState *cpu, vaddr addr, uint8_t *buf, int len, bool is_write); void (*dump_state)(CPUState *cpu, FILE *, int flags); + void (*query_cpu_fast)(CPUState *cpu, CpuInfoFast *value); int64_t (*get_arch_id)(CPUState *cpu); void (*set_pc)(CPUState *cpu, vaddr value); vaddr (*get_pc)(CPUState *cpu); diff --git a/include/qemu/typedefs.h b/include/qemu/typedefs.h index df4b55ac65..8e9ef252f5 100644 --- a/include/qemu/typedefs.h +++ b/include/qemu/typedefs.h @@ -41,6 +41,7 @@ typedef struct CompatProperty CompatProperty; typedef struct ConfidentialGuestSupport ConfidentialGuestSupport; typedef struct CPUAddressSpace CPUAddressSpace; typedef struct CPUArchState CPUArchState; +typedef struct CpuInfoFast CpuInfoFast; typedef struct CPUJumpCache CPUJumpCache; typedef struct CPUState CPUState; typedef struct CPUTLBEntryFull CPUTLBEntryFull; diff --git a/hw/core/machine-qmp-cmds.c b/hw/core/machine-qmp-cmds.c index b98ff15089..c158c02aa3 100644 --- a/hw/core/machine-qmp-cmds.c +++ b/hw/core/machine-qmp-cmds.c @@ -28,18 +28,6 @@ #include "sysemu/runstate.h" #include "sysemu/sysemu.h" -static void cpustate_to_cpuinfo_s390(CpuInfoS390 *info, const CPUState *cpu) -{ -#ifdef TARGET_S390X - S390CPU *s390_cpu = S390_CPU(cpu); - CPUS390XState *env = &s390_cpu->env; - - info->cpu_state = env->cpu_state; -#else - abort(); -#endif -} - /* * fast means: we NEVER interrupt vCPU threads to retrieve * information from KVM. @@ -68,8 +56,8 @@ CpuInfoFastList *qmp_query_cpus_fast(Error **errp) } value->target = target; - if (target == SYS_EMU_TARGET_S390X) { - cpustate_to_cpuinfo_s390(&value->u.s390x, cpu); + if (cpu->cc->query_cpu_fast) { + cpu->cc->query_cpu_fast(cpu, value); } QAPI_LIST_APPEND(tail, value); diff --git a/target/s390x/cpu.c b/target/s390x/cpu.c index 40fdeaa905..df167493c3 100644 --- a/target/s390x/cpu.c +++ b/target/s390x/cpu.c @@ -140,6 +140,13 @@ static bool s390_cpu_has_work(CPUState *cs) return s390_cpu_has_int(cpu); } +static void s390_query_cpu_fast(CPUState *cpu, CpuInfoFast *value) +{ + S390CPU *s390_cpu = S390_CPU(cpu); + + value->u.s390x.cpu_state = s390_cpu->env.cpu_state; +} + /* S390CPUClass::reset() */ static void s390_cpu_reset(CPUState *s, cpu_reset_type type) { @@ -332,6 +339,7 @@ static void s390_cpu_class_init(ObjectClass *oc, void *data) cc->class_by_name = s390_cpu_class_by_name, cc->has_work = s390_cpu_has_work; cc->dump_state = s390_cpu_dump_state; + cc->query_cpu_fast = s390_query_cpu_fast; cc->set_pc = s390_cpu_set_pc; cc->get_pc = s390_cpu_get_pc; cc->gdb_read_register = s390_cpu_gdb_read_register; -- 2.31.1