From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from relay.hostedemail.com (smtprelay0017.hostedemail.com [216.40.44.17]) (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 6407D227BA4; Thu, 29 Jan 2026 00:26:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=216.40.44.17 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769646367; cv=none; b=CYwLaFvRE5CWgxBRCCHvyN/bjgmi3wpVoRq+ktfXaHtlBxnthoQpsKT/72DKaDCUJXKAXfvzWoMRi5HYv9PiU4Rr89xZ4Gl2MTwMNSSffR+0F1EYKVbDgY7vJvYcx/MDC3r6YjTw9nZCqJn/DKLPG+dlxE+Rf8np/l29+r4D2to= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1769646367; c=relaxed/simple; bh=sdunrEJXn/1RGT8ArCRCGLAugkdWutd5LRhoj6woUZE=; h=Date:From:To:Cc:Subject:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=vCmc58f4O12CqL0Yr8Ky+focQZekAyIBnQVZ790PL37TpRUFuSCROIqw+sU4feWQCDyYMMRBqnUrPJgMbmWp8xoyK/qUHnsFBHfl7Ur8Bbz3DIiAabpw9syPZnS+AqbbVQrKdosPKG1bLoQdLSP/i+uGHdeWwk3SZn54WNmwiiA= 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=216.40.44.17 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 omf16.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay10.hostedemail.com (Postfix) with ESMTP id D8785C2A1D; Thu, 29 Jan 2026 00:26:03 +0000 (UTC) Received: from [HIDDEN] (Authenticated sender: rostedt@goodmis.org) by omf16.hostedemail.com (Postfix) with ESMTPA id 6D7752000E; Thu, 29 Jan 2026 00:26:00 +0000 (UTC) Date: Wed, 28 Jan 2026 19:26:10 -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 02/30] ring-buffer: Store bpage pointers into subbuf_ids Message-ID: <20260128192610.705081e1@gandalf.local.home> In-Reply-To: <20260126104419.1649811-3-vdonnefort@google.com> References: <20260126104419.1649811-1-vdonnefort@google.com> <20260126104419.1649811-3-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: ujnetgib94ug6t6hojmscg4dka4y3p7r X-Rspamd-Server: rspamout01 X-Rspamd-Queue-Id: 6D7752000E X-Session-Marker: 726F737465647440676F6F646D69732E6F7267 X-Session-ID: U2FsdGVkX19nwewCE2+i7VvsE8GxDLLQ6QU+hiCvMYo= X-HE-Tag: 1769646360-135765 X-HE-Meta: U2FsdGVkX18dkm+4R6cqC70HRYkyAX2cnzh/6q2Jp/mV2p6gRJ7o5dSkCRv+cj0VZuBSl3b3nNq0Cus06vsEMWTZY+3b8Pl0ZillKzIAJuxM7kwtyk0tePDhGUoaQi4TZRxDLFm85DDb+kimh2xoKY3a813j5tTT34eLICmeZsQxALHwm2cxBTsQD8mpr8A38LTvdVoilFaPVXbINdws5OkBwQpy5+glzkEooaSSK9KfFplTmJ3nkN8DG/mk+lIkT27A+ZJ3cyLm+MeDpmLDhCHFAX8daUMXwCZC+oKKHW79CGKEW4EQ+Zgi1xB9Sq7fHAUWTk7b5ZK44T4mH4LRqTglAi5KlF066bG+HkU0/XraWwP4LRPKvPmd8nokAttWgclJ2MrhDvMMi8fz7c3cng== On Mon, 26 Jan 2026 10:43:51 +0000 Vincent Donnefort wrote: > The subbuf_ids field allows to point to a specific page from the > ring-buffer based on its ID. As a preparation or the upcoming > ring-buffer remote support, point this array to the buffer_page instead > of the buffer_data_page. > > Signed-off-by: Vincent Donnefort Reviewed-by: Steven Rostedt (Google) -- Steve