From patchwork Thu Sep 14 03:51:14 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiaoyao Li X-Patchwork-Id: 13384377 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 1A63AEE021E for ; Thu, 14 Sep 2023 03:53:45 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qgdPc-0000uj-LA; Wed, 13 Sep 2023 23:53:05 -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 1qgdPY-0000ch-9u for qemu-devel@nongnu.org; Wed, 13 Sep 2023 23:53:00 -0400 Received: from mgamail.intel.com ([134.134.136.24]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qgdPU-0000r7-0n for qemu-devel@nongnu.org; Wed, 13 Sep 2023 23:52:59 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1694663576; x=1726199576; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=zrz3HhFIEcTQ9vz8USdPZet2h8wV0BzTOylzEBsMwj4=; b=GlehkUBTtk/03bg5HL8KNEhX/Sjx/tx+YFoNL4C0RVXFhv+KRGNB/xDr XZ4N+ZRJJ/w3ub5sy+AKtyiIDD49vI1b1MrdgfXRVf2PcpGRD/JSsPeus lmyox9W5OFDE0MOhz8pB7hXAroKzkMi3O8UVh67Tv+ZPumo7OJwo69Yzr D0eX/GVciaD7p4JRsFtyASAQerQiCxOnbczGsXe+t48ayAcWKrCF/q1kY pVBKV4EVN+vBvZoE2usl1VulW5B4gWPPB1riJ0XxqBxz3n1+NkgoaW94V XTRbH7cp0q8bNYMV+Iyz26282w63lZNW3OJripBRy2p/re6lzMWRjHUOv w==; X-IronPort-AV: E=McAfee;i="6600,9927,10832"; a="381528555" X-IronPort-AV: E=Sophos;i="6.02,144,1688454000"; d="scan'208";a="381528555" Received: from fmsmga004.fm.intel.com ([10.253.24.48]) by orsmga102.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 13 Sep 2023 20:52:45 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10832"; a="814500688" X-IronPort-AV: E=Sophos;i="6.02,144,1688454000"; d="scan'208";a="814500688" Received: from lxy-clx-4s.sh.intel.com ([10.239.48.52]) by fmsmga004.fm.intel.com with ESMTP; 13 Sep 2023 20:52:40 -0700 From: Xiaoyao Li To: Paolo Bonzini , David Hildenbrand , Igor Mammedov , "Michael S. Tsirkin" , Marcel Apfelbaum , Richard Henderson , Peter Xu , =?utf-8?q?Philippe_Mathieu-Daud=C3=A9?= , Cornelia Huck , =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= , Eric Blake , Markus Armbruster , Marcelo Tosatti Cc: qemu-devel@nongnu.org, kvm@vger.kernel.org, xiaoyao.li@intel.com, Michael Roth , isaku.yamahata@gmail.com, Sean Christopherson , Claudio Fontana Subject: [RFC PATCH v2 18/21] trace/kvm: Add trace for page convertion between shared and private Date: Wed, 13 Sep 2023 23:51:14 -0400 Message-Id: <20230914035117.3285885-19-xiaoyao.li@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230914035117.3285885-1-xiaoyao.li@intel.com> References: <20230914035117.3285885-1-xiaoyao.li@intel.com> MIME-Version: 1.0 Received-SPF: pass client-ip=134.134.136.24; envelope-from=xiaoyao.li@intel.com; helo=mgamail.intel.com X-Spam_score_int: -43 X-Spam_score: -4.4 X-Spam_bar: ---- X-Spam_report: (-4.4 / 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, HK_RANDOM_ENVFROM=0.001, HK_RANDOM_FROM=0.001, RCVD_IN_DNSWL_MED=-2.3, RCVD_IN_MSPIKE_H3=0.001, RCVD_IN_MSPIKE_WL=0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 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: Isaku Yamahata Signed-off-by: Isaku Yamahata Signed-off-by: Xiaoyao Li --- accel/kvm/kvm-all.c | 1 + accel/kvm/trace-events | 2 +- 2 files changed, 2 insertions(+), 1 deletion(-) diff --git a/accel/kvm/kvm-all.c b/accel/kvm/kvm-all.c index c67aa66b0559..229b7038a4c2 100644 --- a/accel/kvm/kvm-all.c +++ b/accel/kvm/kvm-all.c @@ -3048,6 +3048,7 @@ static int kvm_convert_memory(hwaddr start, hwaddr size, bool to_private) void *addr; int ret = -1; + trace_kvm_convert_memory(start, size, to_private ? "shared_to_private" : "private_to_shared"); section = memory_region_find(get_system_memory(), start, size); if (!section.mr) { return ret; diff --git a/accel/kvm/trace-events b/accel/kvm/trace-events index 80694683acea..4935c9c5cf0b 100644 --- a/accel/kvm/trace-events +++ b/accel/kvm/trace-events @@ -25,4 +25,4 @@ kvm_dirty_ring_reaper(const char *s) "%s" kvm_dirty_ring_reap(uint64_t count, int64_t t) "reaped %"PRIu64" pages (took %"PRIi64" us)" kvm_dirty_ring_reaper_kick(const char *reason) "%s" kvm_dirty_ring_flush(int finished) "%d" - +kvm_convert_memory(uint64_t start, uint64_t size, const char *msg) "start 0x%" PRIx64 " size 0x%" PRIx64 " %s"