From nobody Sat Nov 23 19:52:57 2024 Delivered-To: importer@patchew.org Authentication-Results: mx.zohomail.com; spf=pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) smtp.mailfrom=qemu-devel-bounces+importer=patchew.org@nongnu.org Return-Path: Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) by mx.zohomail.com with SMTPS id 1730214039063434.041196502017; Tue, 29 Oct 2024 08:00:39 -0700 (PDT) Received: from localhost ([::1] helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1t5ngP-0006F5-NL; Tue, 29 Oct 2024 10:58:58 -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 1t5ngM-0006CN-Jd for qemu-devel@nongnu.org; Tue, 29 Oct 2024 10:58:54 -0400 Received: from vps-ovh.mhejs.net ([145.239.82.108]) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1t5ngJ-0004fN-Ft for qemu-devel@nongnu.org; Tue, 29 Oct 2024 10:58:54 -0400 Received: from MUA by vps-ovh.mhejs.net with esmtpsa (TLS1.3) tls TLS_AES_256_GCM_SHA384 (Exim 4.98) (envelope-from ) id 1t5ng0-000000014Cl-3i32; Tue, 29 Oct 2024 15:58:32 +0100 From: "Maciej S. Szmigiero" To: Peter Xu , Fabiano Rosas Cc: Alex Williamson , =?UTF-8?q?C=C3=A9dric=20Le=20Goater?= , Eric Blake , Markus Armbruster , =?UTF-8?q?Daniel=20P=20=2E=20Berrang=C3=A9?= , Avihai Horon , Joao Martins , qemu-devel@nongnu.org Subject: [PATCH 2/4] migration/ram: Add load start trace event Date: Tue, 29 Oct 2024 15:58:14 +0100 Message-ID: <94ddfa7ecb83a78f73b82867dd30c8767592d257.1730203967.git.maciej.szmigiero@oracle.com> X-Mailer: git-send-email 2.47.0 In-Reply-To: References: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Received-SPF: pass (zohomail.com: domain of gnu.org designates 209.51.188.17 as permitted sender) client-ip=209.51.188.17; envelope-from=qemu-devel-bounces+importer=patchew.org@nongnu.org; helo=lists.gnu.org; Received-SPF: none client-ip=145.239.82.108; envelope-from=mhej@vps-ovh.mhejs.net; helo=vps-ovh.mhejs.net X-Spam_score_int: -15 X-Spam_score: -1.6 X-Spam_bar: - X-Spam_report: (-1.6 / 5.0 requ) BAYES_00=-1.9, HEADER_FROM_DIFFERENT_DOMAINS=0.25, RCVD_IN_VALIDITY_CERTIFIED_BLOCKED=0.001, RCVD_IN_VALIDITY_RPBL_BLOCKED=0.001, SPF_HELO_NONE=0.001, SPF_NONE=0.001 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+importer=patchew.org@nongnu.org Sender: qemu-devel-bounces+importer=patchew.org@nongnu.org X-ZM-MESSAGEID: 1730214040306116600 Content-Type: text/plain; charset="utf-8" From: "Maciej S. Szmigiero" There's a RAM load complete trace event but there wasn't its start equivale= nt. Signed-off-by: Maciej S. Szmigiero Reviewed-by: Fabiano Rosas --- migration/ram.c | 1 + migration/trace-events | 1 + 2 files changed, 2 insertions(+) diff --git a/migration/ram.c b/migration/ram.c index 326ce7eb791f..72cd1dbb22c4 100644 --- a/migration/ram.c +++ b/migration/ram.c @@ -4294,6 +4294,7 @@ static int ram_load(QEMUFile *f, void *opaque, int ve= rsion_id) * it will be necessary to reduce the granularity of this * critical section. */ + trace_ram_load_start(); WITH_RCU_READ_LOCK_GUARD() { if (postcopy_running) { /* diff --git a/migration/trace-events b/migration/trace-events index c65902f042bd..2a99a7baaea6 100644 --- a/migration/trace-events +++ b/migration/trace-events @@ -115,6 +115,7 @@ colo_flush_ram_cache_end(void) "" save_xbzrle_page_skipping(void) "" save_xbzrle_page_overflow(void) "" ram_save_iterate_big_wait(uint64_t milliconds, int iterations) "big wait: = %" PRIu64 " milliseconds, %d iterations" +ram_load_start(void) "" ram_load_complete(int ret, uint64_t seq_iter) "exit_code %d seq iteration = %" PRIu64 ram_write_tracking_ramblock_start(const char *block_id, size_t page_size, = void *addr, size_t length) "%s: page_size: %zu addr: %p length: %zu" ram_write_tracking_ramblock_stop(const char *block_id, size_t page_size, v= oid *addr, size_t length) "%s: page_size: %zu addr: %p length: %zu"