From patchwork Mon Jul 31 16:21:58 2023 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Xiaoyao Li X-Patchwork-Id: 13335016 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 87B78C001DC for ; Mon, 31 Jul 2023 16:36:39 +0000 (UTC) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1qQVqm-0005Lp-Ig; Mon, 31 Jul 2023 12:34:29 -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 1qQVq8-0004kN-MP for qemu-devel@nongnu.org; Mon, 31 Jul 2023 12:33:51 -0400 Received: from [134.134.136.126] (helo=mgamail.intel.com) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1qQVq6-0001Oy-NL for qemu-devel@nongnu.org; Mon, 31 Jul 2023 12:33:48 -0400 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1690821226; x=1722357226; h=from:to:cc:subject:date:message-id:in-reply-to: references:mime-version:content-transfer-encoding; bh=heHOwr2oExdov2YnZXE+amN8spk5BZtW366haLX5N0Q=; b=aAaVOG0vIVLYvY+H3hiSuVjkGGc4eKZEoAVBfE2/rVkHAoYC91F8Ok1Y QaleNeE5ufm6n6RSQpPn9VjKaL4flBG0kvKX9LeG44P61XrXflIrOkMVc pz2uV7xQ2A8UfWkj5BT0GMJ/LVR86ITing/t1oOQWPgCEL8rkAb6ILHqL YwV72yhU3mKc0M6fOOHaC8Oy0Fl6P3QFpznPggKqsjQ66222r2RxyCFf/ rYzOREillyXm+NpcSL1TjJOMIXA5CMihG2GPGKNT/T5brEbONgwW3eZyp LzCYddYqhdQwyVug4velVHMH5kIPpMwKkuwsGIL3PRhqGKWT2KV5A6Ouw g==; X-IronPort-AV: E=McAfee;i="6600,9927,10788"; a="353993598" X-IronPort-AV: E=Sophos;i="6.01,244,1684825200"; d="scan'208";a="353993598" Received: from orsmga008.jf.intel.com ([10.7.209.65]) by orsmga106.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 31 Jul 2023 09:26:06 -0700 X-ExtLoop1: 1 X-IronPort-AV: E=McAfee;i="6600,9927,10788"; a="757984384" X-IronPort-AV: E=Sophos;i="6.01,244,1684825200"; d="scan'208";a="757984384" Received: from lxy-clx-4s.sh.intel.com ([10.239.48.46]) by orsmga008.jf.intel.com with ESMTP; 31 Jul 2023 09:26:01 -0700 From: Xiaoyao Li To: Paolo Bonzini , Sean Christopherson , David Hildenbrand , Igor Mammedov , "Michael S. Tsirkin" , Marcel Apfelbaum , Richard Henderson , Marcelo Tosatti Cc: Markus Armbruster , Eric Blake , =?utf-8?q?Daniel_P=2E_Berrang=C3=A9?= , =?utf-8?q?Phil?= =?utf-8?q?ippe_Mathieu-Daud=C3=A9?= , Peter Xu , Chao Peng , Michael Roth , isaku.yamahata@gmail.com, xiaoyao.li@intel.com, qemu-devel@nongnu.org, kvm@vger.kernel.org Subject: [RFC PATCH 16/19] trace/kvm: Add trace for page convertion between shared and private Date: Mon, 31 Jul 2023 12:21:58 -0400 Message-Id: <20230731162201.271114-17-xiaoyao.li@intel.com> X-Mailer: git-send-email 2.34.1 In-Reply-To: <20230731162201.271114-1-xiaoyao.li@intel.com> References: <20230731162201.271114-1-xiaoyao.li@intel.com> MIME-Version: 1.0 X-Host-Lookup-Failed: Reverse DNS lookup failed for 134.134.136.126 (failed) Received-SPF: pass client-ip=134.134.136.126; envelope-from=xiaoyao.li@intel.com; helo=mgamail.intel.com X-Spam_score_int: -12 X-Spam_score: -1.3 X-Spam_bar: - X-Spam_report: (-1.3 / 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, RDNS_NONE=0.793, SPF_HELO_NONE=0.001, SPF_PASS=-0.001, T_SCC_BODY_TEXT_LINE=-0.01 autolearn=no 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 72d50b923bf2..c9f3aab5e587 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) ram_addr_t offset; 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"