From patchwork Thu Feb 29 06:36:30 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiaoyao Li X-Patchwork-Id: 13576523 Received: from mgamail.intel.com (mgamail.intel.com [192.198.163.15]) (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 972154DA0C for ; Thu, 29 Feb 2024 06:38:33 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=192.198.163.15 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709188715; cv=none; b=RhBM0XC0GOcHW8PySRP6ePUkqKO3EZRYbYPOZEatFg2hwogqKBxziZ6CpS6GSM2cXBSRKF6364bdoqxn7wJqTeXPlZl0o1n5IBnP1zdlu9eKEORwBZOZ8YQYqgIjhlnISMNAO6HCIvqAYqsD1WJQKkDBtifj2qWIqp8siM6/x8c= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1709188715; c=relaxed/simple; bh=JyVMX810DXl+dX+w8+WDx/YFXlVut7d6olHsgcNQ9es=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=NyGUPut6DwqlfwzNbxNXWtqhQP/IItBG+Zd6N/gNfZRoO3qviBuiuQZqWDXNCUdXlaSbYMlsRYa0MHBnfUauumpJhnsOHKdIz+1nMjLieoW5Qy6yMZLqUq+nqSdVAu0C93aM/GTR+UDjQHoc3uYJnPT3Q4EbvtRYgmMC0sBwsXo= 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=iIMwUs+h; arc=none smtp.client-ip=192.198.163.15 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="iIMwUs+h" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1709188713; x=1740724713; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=JyVMX810DXl+dX+w8+WDx/YFXlVut7d6olHsgcNQ9es=; b=iIMwUs+hOnPJvxqd8ekc6a/U0Q2N9W2OuerT2a4PMbCyYFPjQYi8EWNV TPtGiVWnOxcCuTJ8YvDZWXXpq+HCZHFfXsELJPuceAaz4s32nPwG4VEPb WwBGYmeg+wLhHi1YIGt4UCTHKeQ7fd0DXl7ofD7CKdjavId9RyR8Cz/zP IGiRzvxfwnMKKik0qSoWaqv/r/zucDjCUrjY0+Dqud1/nr/g0gx5uZLtb 1CZqBUkjlvkmknrlIP9fIeeWwmRJ57ZwLm7GW98SacbzXByvIuTXR3nmF CITg+SaOt+dlmXSOMK59qMQcKhp3rFkxYtQTdBhCdcIyZQHVMvQA1ilRD g==; X-IronPort-AV: E=McAfee;i="6600,9927,10998"; a="3802537" X-IronPort-AV: E=Sophos;i="6.06,192,1705392000"; d="scan'208";a="3802537" Received: from orviesa007.jf.intel.com ([10.64.159.147]) by fmvoesa109.fm.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 28 Feb 2024 22:38:33 -0800 X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.06,192,1705392000"; d="scan'208";a="8074993" Received: from lxy-clx-4s.sh.intel.com ([10.239.48.52]) by orviesa007.jf.intel.com with ESMTP; 28 Feb 2024 22:38:27 -0800 From: Xiaoyao Li To: Paolo Bonzini , David Hildenbrand , Igor Mammedov , Eduardo Habkost , Marcel Apfelbaum , =?utf-8?q?Philippe_Mathieu-D?= =?utf-8?q?aud=C3=A9?= , Yanan Wang , "Michael S. Tsirkin" , Richard Henderson , Ani Sinha , Peter Xu , Cornelia Huck , =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= , Eric Blake , Markus Armbruster , Marcelo Tosatti Cc: kvm@vger.kernel.org, qemu-devel@nongnu.org, Michael Roth , Claudio Fontana , Gerd Hoffmann , Isaku Yamahata , Chenyi Qiang , xiaoyao.li@intel.com Subject: [PATCH v5 09/65] trace/kvm: Add trace for page convertion between shared and private Date: Thu, 29 Feb 2024 01:36:30 -0500 Message-Id: <20240229063726.610065-10-xiaoyao.li@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20240229063726.610065-1-xiaoyao.li@intel.com> References: <20240229063726.610065-1-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 87e4275932a7..fe2eb3f06902 100644 --- a/accel/kvm/kvm-all.c +++ b/accel/kvm/kvm-all.c @@ -2912,6 +2912,8 @@ 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"