From mboxrd@z Thu Jan 1 00:00:00 1970 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 kanga.kvack.org (kanga.kvack.org [205.233.56.17]) (using TLSv1 with cipher DHE-RSA-AES256-SHA (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id AE490CDB470 for ; Tue, 23 Jun 2026 06:53:10 +0000 (UTC) Received: by kanga.kvack.org (Postfix) id CC0B06B0096; Tue, 23 Jun 2026 02:53:05 -0400 (EDT) Received: by kanga.kvack.org (Postfix, from userid 40) id C98F56B0098; Tue, 23 Jun 2026 02:53:05 -0400 (EDT) X-Delivered-To: int-list-linux-mm@kvack.org Received: by kanga.kvack.org (Postfix, from userid 63042) id B60876B0099; Tue, 23 Jun 2026 02:53:05 -0400 (EDT) X-Delivered-To: linux-mm@kvack.org Received: from relay.hostedemail.com (smtprelay0016.hostedemail.com [216.40.44.16]) by kanga.kvack.org (Postfix) with ESMTP id 77E4A6B0096 for ; Tue, 23 Jun 2026 02:53:05 -0400 (EDT) Received: from smtpin13.hostedemail.com (lb01a-stub [10.200.18.249]) by unirelay06.hostedemail.com (Postfix) with ESMTP id 0BFF31C5776 for ; Tue, 23 Jun 2026 06:53:05 +0000 (UTC) X-FDA: 84910260330.13.BFFF665 Received: from out-180.mta1.migadu.com (out-180.mta1.migadu.com [95.215.58.180]) by imf27.hostedemail.com (Postfix) with ESMTP id 601CA4000B for ; Tue, 23 Jun 2026 06:53:03 +0000 (UTC) Authentication-Results: imf27.hostedemail.com; dkim=pass header.d=linux.dev header.s=key1 header.b=kCqgWpzq; spf=pass (imf27.hostedemail.com: domain of ye.liu@linux.dev designates 95.215.58.180 as permitted sender) smtp.mailfrom=ye.liu@linux.dev; dmarc=pass (policy=none) header.from=linux.dev ARC-Seal: i=1; a=rsa-sha256; d=hostedemail.com; s=arc-20220608; cv=none; t=1782197583; b=CRL1tSFRn3qIlvbG4tjPJSuIHsqLo7HHdpVRxOCP71tdnlIvmNfwkb/fbF0Cly9hruYlUT GVHASeOkW+6geC3Wc8pf/XS0gXyXYrLjz5VRIAASPB4RbhqJztFRwVabjcfAYO8KCHcjE6 3ys4vvR2GGXM3Fa0WYrf09onqK+Tp74= ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=hostedemail.com; s=arc-20220608; t=1782197583; h=from:from:sender:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references:dkim-signature; bh=yky0pLEqAno5O+v3VI+smdGn9aRO7GVsVIMrBB77xuM=; b=eLgrzkue1UQH0WhK/wDIC3XP+MPBbR0nZEl5W5xvtwZ6CD1Wp0R64+tk52d/azlkBGnrbT QwC0CFx38aJOZrvcdursRc9TAYwIWeHP9JOns3jiRlZNTdBXdvDCVo5zkoKyPPaBqhNhCJ q7sC39hrifGK4yuLCrQdvTPu/lJhD7M= ARC-Authentication-Results: i=1; imf27.hostedemail.com; dkim=pass header.d=linux.dev header.s=key1 header.b=kCqgWpzq; spf=pass (imf27.hostedemail.com: domain of ye.liu@linux.dev designates 95.215.58.180 as permitted sender) smtp.mailfrom=ye.liu@linux.dev; dmarc=pass (policy=none) header.from=linux.dev X-Report-Abuse: Please report any abuse attempt to abuse@migadu.com and include these headers. DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linux.dev; s=key1; t=1782197582; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=yky0pLEqAno5O+v3VI+smdGn9aRO7GVsVIMrBB77xuM=; b=kCqgWpzq1cbfa5Nhfco36NZiTz/0u4DxDwCxm6k1tznTV4/UG3ysEV5P4vOfAGIDvCzlhp Jmi3E3EVqUKqx8Qxjsnl9okFMmjCIMHf2ZsTb2t48Ol8F5uPdTtynRp3rCOY/WIyVsmu8x JJ0T9mMHhCDhMogdgISzODIgLaglgMQ= From: Ye Liu To: Andrew Morton , Vlastimil Babka Cc: Ye Liu , Suren Baghdasaryan , Michal Hocko , Brendan Jackman , Johannes Weiner , Zi Yan , linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: [PATCH 5/6] mm/page_owner: move free_ts_nsec output to free section in __dump_page_owner() Date: Tue, 23 Jun 2026 14:52:30 +0800 Message-ID: <20260623065234.31866-6-ye.liu@linux.dev> In-Reply-To: <20260623065234.31866-1-ye.liu@linux.dev> References: <20260623065234.31866-1-ye.liu@linux.dev> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Migadu-Flow: FLOW_OUT X-Rspam-User: X-Rspamd-Server: rspam12 X-Rspamd-Queue-Id: 601CA4000B X-Stat-Signature: eu5pft3c8ktjp17fe48mucoa463h4kom X-HE-Tag: 1782197583-267482 X-HE-Meta: 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 5Kt2LX3f BhQxc+FB0D9FVpwvuQ9m32mgBE6RSABdwipmKJ83aR9XqMm5bwR2JFOI85v/N8+UVLG8uvQsJwarA7dJruot2CJBipWn78WMXjZ9tQM7p3p0fzliZURzZ6Kq/OdbGWprafRPRfs1MhC+imgWC5ptyNK77sD/Lef81jHqR78Rlg3pXO0mjV9mmjR1VW1gzlrgCYh/Fvjq7tpKBIxGCbSmFBextlWzaIii/MXfiB1YC0/7zVeDKaOdQq+Rk6Q== Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: The free_ts_nsec field is a free-event timestamp, but it was printed in the allocation summary line alongside ts_nsec (allocation time). Move it to the free section where it logically belongs, together with free_pid and free_tgid. This also makes __dump_page_owner() consistent with print_page_owner(), which only prints ts_nsec in the allocation summary. The output now groups all free-related information (pid, tgid, timestamp, stack trace) in one place. No functional change except output formatting. Signed-off-by: Ye Liu --- mm/page_owner.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) diff --git a/mm/page_owner.c b/mm/page_owner.c index 958151ccb587..eaccff355cb4 100644 --- a/mm/page_owner.c +++ b/mm/page_owner.c @@ -660,10 +660,10 @@ void __dump_page_owner(const struct page *page) else pr_alert("page_owner tracks the page as freed\n"); - pr_alert("page last allocated via order %u, migratetype %s, gfp_mask %#x(%pGg), pid %d, tgid %d (%s), ts %llu, free_ts %llu\n", + pr_alert("page last allocated via order %u, migratetype %s, gfp_mask %#x(%pGg), pid %d, tgid %d (%s), ts %llu\n", page_owner->order, migratetype_names[mt], gfp_mask, &gfp_mask, page_owner->pid, page_owner->tgid, page_owner->comm, - page_owner->ts_nsec, page_owner->free_ts_nsec); + page_owner->ts_nsec); handle = READ_ONCE(page_owner->handle); if (!handle) @@ -675,8 +675,9 @@ void __dump_page_owner(const struct page *page) if (!handle) { pr_alert("page_owner free stack trace missing\n"); } else { - pr_alert("page last free pid %d tgid %d stack trace:\n", - page_owner->free_pid, page_owner->free_tgid); + pr_alert("page last free pid %d tgid %d ts %llu stack trace:\n", + page_owner->free_pid, page_owner->free_tgid, + page_owner->free_ts_nsec); stack_depot_print(handle); } -- 2.43.0