From patchwork Thu Jan 25 03:22:31 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiaoyao Li X-Patchwork-Id: 13529860 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.10]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id DEC3C10A1E for ; Thu, 25 Jan 2024 03:28:11 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.10 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706153293; cv=none; b=a6FNf+amFUoBQPN5p8NRGSK5+WVBoi94Y9IdTlFklkx6wFeHtAYjraF12hgrcYET3NZ8pbjFS5wI87WmKCTc+aDhmyzP+FKDD7svz/FZfk9hPtI+sZaP1k9yHYHS6oEJT7qj9yXVA7xRxd0IlEXXc+0YEh65lbnbKqe2eABS9M4= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1706153293; c=relaxed/simple; bh=StSREf5QkCSEOqmZOMZd9ps9P2w48xkgIY2iwYIvkos=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=XII1yu6ze15hre6vHUgElystfrVVInKzPy+QIQBaLMlm2zuC9H4l/ksLov+GKVT5ldpbUA0h43vni8jMiPFcBcJTqFKmwYyR5cudaxrzi5+i5mol37pjXsJlDra/ytd700psNXOKbLeDTeyWdk4/6cH80CfGMxdgJM1mHB0s1rM= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com; spf=pass smtp.mailfrom=intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=IR5P9oNd; arc=none smtp.client-ip=192.198.163.10 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=intel.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="IR5P9oNd" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1706153292; x=1737689292; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=StSREf5QkCSEOqmZOMZd9ps9P2w48xkgIY2iwYIvkos=; b=IR5P9oNdu9ie+8MjARnMcg3Rc+jhL13mlJN1wdUsSuyrB25QMzK5GBP1 1PjBNZliVs5RTl/xoer+4KQ62kvxrp6xe+mtGDo2un9rkySx8w0pITcE2 ZTIYf87w0mKACSi564eFGk095+IhPtEy6L2TLF8jUqPDO3L+UU+TUFC6o B12ykNLFcfT1fcGTPRSpDc6ND/uGH6Lh44OxsE/rDDuJ4GEStNbVFaqcI sbTgGOF5hmHF7I+h7oXkpcEgLFsCs6Ee5x8aSvIN60tadwC9k2O2yhrrq giCmxoSSK9mjcFpTMIaZ2OOqr4x0ulyn9zWD3K6LZ6Qt2HbV+RaiKpk5L A==; X-IronPort-AV: E=McAfee;i="6600,9927,10962"; a="9428044" X-IronPort-AV: E=Sophos;i="6.05,216,1701158400"; d="scan'208";a="9428044" Received: from orviesa005.jf.intel.com ([10.64.159.145]) by fmvoesa104.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 24 Jan 2024 19:24:26 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.05,216,1701158400"; d="scan'208";a="2084711" Received: from lxy-clx-4s.sh.intel.com ([10.239.48.52]) by orviesa005.jf.intel.com with ESMTP; 24 Jan 2024 19:24:21 -0800 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 , Sean Christopherson , Claudio Fontana , Gerd Hoffmann , Isaku Yamahata , Chenyi Qiang Subject: [PATCH v4 09/66] trace/kvm: Add trace for page convertion between shared and private Date: Wed, 24 Jan 2024 22:22:31 -0500 Message-Id: <20240125032328.2522472-10-xiaoyao.li@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240125032328.2522472-1-xiaoyao.li@intel.com> References: <20240125032328.2522472-1-xiaoyao.li@intel.com> Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 From: Isaku Yamahata Signed-off-by: Isaku Yamahata Signed-off-by: Xiaoyao Li --- accel/kvm/kvm-all.c | 2 ++ accel/kvm/trace-events | 1 + 2 files changed, 3 insertions(+) diff --git a/accel/kvm/kvm-all.c b/accel/kvm/kvm-all.c index 2421b8a5b314..def2b46b9de2 100644 --- a/accel/kvm/kvm-all.c +++ b/accel/kvm/kvm-all.c @@ -2902,6 +2902,8 @@ 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"); + if (!QEMU_PTR_IS_ALIGNED(start, qemu_host_page_size) || !QEMU_PTR_IS_ALIGNED(size, qemu_host_page_size)) { return -1; diff --git a/accel/kvm/trace-events b/accel/kvm/trace-events index e8c52cb9e7a1..31175fed97ce 100644 --- a/accel/kvm/trace-events +++ b/accel/kvm/trace-events @@ -31,3 +31,4 @@ kvm_cpu_exec(void) "" kvm_interrupt_exit_request(void) "" kvm_io_window_exit(void) "" kvm_run_exit_system_event(int cpu_index, uint32_t event_type) "cpu_index %d, system_even_type %"PRIu32 +kvm_convert_memory(uint64_t start, uint64_t size, const char *msg) "start 0x%" PRIx64 " size 0x%" PRIx64 " %s"