From patchwork Thu Jun 1 15:06:40 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Patchwork-Submitter: Stefan Hajnoczi X-Patchwork-Id: 13264053 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 3E043C7EE2A for ; Thu, 1 Jun 2023 15:07:38 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1q4jtb-0007Zo-9R; Thu, 01 Jun 2023 11:07:23 -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 1q4jtN-0007Wr-31 for qemu-devel@nongnu.org; Thu, 01 Jun 2023 11:07:09 -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 1q4jtJ-0007pT-PU for qemu-devel@nongnu.org; Thu, 01 Jun 2023 11:07:07 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1685632022; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version:content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=rxCD5rDF+n6gslp/qcSJG+BYddChTkonQBMOIDMr/v0=; b=WKCGsKcE6IL9OBjn+AZZIdZhkW0RQFmPowQ23fqOwAXm68Ha+bkWQRVnCZiLOmHHcZLE4X euFKg75JpSP9bD7T4uVj5i6mKxSdAclOrMOunf5Jd1HrHCEX/V0gc9RBWfc2g1GRooXnMt pa9t/gM+f7wEWD63WXSlYVlZmtJefe4= 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-627-RruQAMtnPV6Hh1KcEIBHoA-1; Thu, 01 Jun 2023 11:06:57 -0400 X-MC-Unique: RruQAMtnPV6Hh1KcEIBHoA-1 Received: from smtp.corp.redhat.com (int-mx04.intmail.prod.int.rdu2.redhat.com [10.11.54.4]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mimecast-mx02.redhat.com (Postfix) with ESMTPS id 39FD71C05EB2; Thu, 1 Jun 2023 15:06:56 +0000 (UTC) Received: from localhost (unknown [10.39.194.5]) by smtp.corp.redhat.com (Postfix) with ESMTP id B7EDD20296C6; Thu, 1 Jun 2023 15:06:55 +0000 (UTC) From: Stefan Hajnoczi To: qemu-devel@nongnu.org Cc: Christian Schoenebeck , Yanan Wang , Paolo Bonzini , Warner Losh , Michael Roth , Markus Armbruster , Marcel Apfelbaum , Richard Henderson , Kyle Evans , Eduardo Habkost , Riku Voipio , Greg Kurz , Richard Henderson , Stefan Hajnoczi , libvir-list@redhat.com, =?utf-8?q?Ph?= =?utf-8?q?ilippe_Mathieu-Daud=C3=A9?= , Eric Blake , =?utf-8?q?Alex_Benn=C3=A9e?= Subject: [PULL v2 02/11] trace-events: remove the remaining vcpu trace events Date: Thu, 1 Jun 2023 11:06:40 -0400 Message-Id: <20230601150649.1591095-3-stefanha@redhat.com> In-Reply-To: <20230601150649.1591095-1-stefanha@redhat.com> References: <20230601150649.1591095-1-stefanha@redhat.com> MIME-Version: 1.0 X-Scanned-By: MIMEDefang 3.1 on 10.11.54.4 Received-SPF: pass client-ip=170.10.129.124; envelope-from=stefanha@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -22 X-Spam_score: -2.3 X-Spam_bar: -- X-Spam_report: (-2.3 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-0.166, 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 From: Alex Bennée While these are all in helper functions being designated vcpu events complicates the removal of the dynamic vcpu state code. TCG plugins allow you to instrument vcpu_[init|exit|idle]. We rename cpu_reset and make it a normal trace point. Reviewed-by: Stefan Hajnoczi Reviewed-by: Richard Henderson Reviewed-by: Philippe Mathieu-Daudé Signed-off-by: Alex Bennée Message-id: 20230526165401.574474-3-alex.bennee@linaro.org Message-Id: <20230524133952.3971948-3-alex.bennee@linaro.org> Signed-off-by: Stefan Hajnoczi --- hw/core/cpu-common.c | 4 ++-- trace/control-target.c | 1 - trace/control.c | 2 -- hw/core/trace-events | 3 +++ trace-events | 31 ------------------------------- 5 files changed, 5 insertions(+), 36 deletions(-) diff --git a/hw/core/cpu-common.c b/hw/core/cpu-common.c index 5ccc3837b6..951477a7fd 100644 --- a/hw/core/cpu-common.c +++ b/hw/core/cpu-common.c @@ -32,7 +32,7 @@ #include "sysemu/tcg.h" #include "hw/boards.h" #include "hw/qdev-properties.h" -#include "trace/trace-root.h" +#include "trace.h" #include "qemu/plugin.h" CPUState *cpu_by_arch_id(int64_t id) @@ -113,7 +113,7 @@ void cpu_reset(CPUState *cpu) { device_cold_reset(DEVICE(cpu)); - trace_guest_cpu_reset(cpu); + trace_cpu_reset(cpu->cpu_index); } static void cpu_common_reset_hold(Object *obj) diff --git a/trace/control-target.c b/trace/control-target.c index c0c1e2310a..a10752924b 100644 --- a/trace/control-target.c +++ b/trace/control-target.c @@ -144,5 +144,4 @@ void trace_init_vcpu(CPUState *vcpu) } } } - trace_guest_cpu_enter(vcpu); } diff --git a/trace/control.c b/trace/control.c index 6c77cc6318..d24af91004 100644 --- a/trace/control.c +++ b/trace/control.c @@ -277,8 +277,6 @@ void trace_fini_vcpu(CPUState *vcpu) TraceEventIter iter; TraceEvent *ev; - trace_guest_cpu_exit(vcpu); - trace_event_iter_init_all(&iter); while ((ev = trace_event_iter_next(&iter)) != NULL) { if (trace_event_is_vcpu(ev) && diff --git a/hw/core/trace-events b/hw/core/trace-events index 56da55bd71..2cf085ac66 100644 --- a/hw/core/trace-events +++ b/hw/core/trace-events @@ -29,3 +29,6 @@ clock_set(const char *clk, uint64_t old, uint64_t new) "'%s', %"PRIu64"Hz->%"PRI clock_propagate(const char *clk) "'%s'" clock_update(const char *clk, const char *src, uint64_t hz, int cb) "'%s', src='%s', val=%"PRIu64"Hz cb=%d" clock_set_mul_div(const char *clk, uint32_t oldmul, uint32_t mul, uint32_t olddiv, uint32_t div) "'%s', mul: %u -> %u, div: %u -> %u" + +# cpu-common.c +cpu_reset(int cpu_index) "%d" diff --git a/trace-events b/trace-events index 691c3533e4..dd318ed1af 100644 --- a/trace-events +++ b/trace-events @@ -54,34 +54,3 @@ qmp_job_resume(void *job) "job %p" qmp_job_complete(void *job) "job %p" qmp_job_finalize(void *job) "job %p" qmp_job_dismiss(void *job) "job %p" - - -### Guest events, keep at bottom - - -## vCPU - -# trace/control-target.c - -# Hot-plug a new virtual (guest) CPU -# -# Mode: user, softmmu -# Targets: all -vcpu guest_cpu_enter(void) - -# trace/control.c - -# Hot-unplug a virtual (guest) CPU -# -# Mode: user, softmmu -# Targets: all -vcpu guest_cpu_exit(void) - -# hw/core/cpu.c - -# Reset the state of a virtual (guest) CPU -# -# Mode: user, softmmu -# Targets: all -vcpu guest_cpu_reset(void) -