From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from relay.hostedemail.com (smtprelay0011.hostedemail.com [216.40.44.11]) (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 431B9223708; Thu, 29 Jan 2026 00:25:49 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=216.40.44.11 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769646350; cv=none; b=A57KwtZmLAC0REqJXL2hO/lVXJfsNBovGVExDtCR0rj5J0gw57mVmzzdnlrMGWMjC8dVayjFleULAzSH86eIQZLwrHTk89GlOZFUcFVx0Gb8oqeOBit+HYQ38HVR/X5gPRu/pHwPuavJIoHsSpgjnW8vW/t18GccP2SekAoT3Xc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769646350; c=relaxed/simple; bh=++mYl3+DulIKwpn8TgsEifPRO5SuGgRy1stcR7ty5BM=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=Defh0MXDTcOcjepZumEfKCpRIw5BQWHg8C/5yP/MjYp08iKUHW6s0fopqTG81JZtoD6gj3T1DT6AygLs5OT2bZdCRU/y3+Ji8kbaVV4QzL+5DR47oOsh+1d8bP6R+yJ3BKoFfttLRkfntgTuGHVqJ/Vf6Q6yKE2Ydz1k/NJulyY= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=goodmis.org; spf=pass smtp.mailfrom=goodmis.org; arc=none smtp.client-ip=216.40.44.11 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=goodmis.org Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=goodmis.org Received: from omf13.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay09.hostedemail.com (Postfix) with ESMTP id 7892F8993C; Thu, 29 Jan 2026 00:25:46 +0000 (UTC) Received: from [HIDDEN] (Authenticated sender: rostedt@goodmis.org) by omf13.hostedemail.com (Postfix) with ESMTPA id D35942000D; Thu, 29 Jan 2026 00:25:42 +0000 (UTC) Date: Wed, 28 Jan 2026 19:25:52 -0500 From: Steven Rostedt To: Vincent Donnefort Cc: mhiramat@kernel.org, mathieu.desnoyers@efficios.com, linux-trace-kernel@vger.kernel.org, maz@kernel.org, oliver.upton@linux.dev, joey.gouly@arm.com, suzuki.poulose@arm.com, yuzenghui@huawei.com, kvmarm@lists.linux.dev, linux-arm-kernel@lists.infradead.org, jstultz@google.com, qperret@google.com, will@kernel.org, aneesh.kumar@kernel.org, kernel-team@android.com, linux-kernel@vger.kernel.org Subject: Re: [PATCH v10 01/30] ring-buffer: Add page statistics to the meta-page Message-ID: <20260128192552.4412c237@gandalf.local.home> In-Reply-To: <20260126104419.1649811-2-vdonnefort@google.com> References: <20260126104419.1649811-1-vdonnefort@google.com> <20260126104419.1649811-2-vdonnefort@google.com> X-Mailer: Claws Mail 3.20.0git84 (GTK+ 2.24.33; x86_64-pc-linux-gnu) Precedence: bulk X-Mailing-List: linux-trace-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Stat-Signature: fudyp3u68omqjtrjwctued9i7d45kszb X-Rspamd-Server: rspamout03 X-Rspamd-Queue-Id: D35942000D X-Session-Marker: 726F737465647440676F6F646D69732E6F7267 X-Session-ID: U2FsdGVkX1+Vb56e76rRVvcfu17HINZb47lehiLr1pU= X-HE-Tag: 1769646342-895400 X-HE-Meta: U2FsdGVkX19JBi9xRS5aP0vJ4+vPJDTT+uwueSCUhMwDCfiNNtLUx0bg5BBggBzmvytIjc8pmbfeH+eXko+zuvQTqD/UhiZjiYg0MKYwG8BQz4h1hoUPtmt0HzUOAC/wetsqCfSLgImrTwJx7/XNIvnFL2W94oyAvRXPxhLUyEBf0DaSauYlljdMuwPHe+wRBfDnWhuSOD5bLH6Kzr9okdLX84HcYFbc3Vs+pc296UnuxWy8uBXbITlhn7Q1TK9cwMEKNOuGg56yT5hjXE6cZQpr1B+b0SRSougPBIM4DE05oUY8u6vlJR6/L0iiWNWi9ZDSB3wa+0l5JJ6nCHCEBBMvbISQ3iHM2x1YRHbKArVhkcvDD6bnlvxcfiUXvw/rNZH7wA65EQMTNVRBVBuDcQ== On Mon, 26 Jan 2026 10:43:50 +0000 Vincent Donnefort wrote: > Add two fields pages_touched and pages_lost to the ring-buffer > meta-page. Those fields are useful to get the number of used pages in > the ring-buffer. > > Signed-off-by: Vincent Donnefort Reviewed-by: Steven Rostedt (Google) -- Steve