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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 1852DE9A055 for ; Thu, 19 Feb 2026 17:55:37 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:MIME-Version:References:In-Reply-To:Message-ID:Subject:Cc:To: From:Date:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=+2nwEc0amxmvspErybeoJMi8CjW2qJvF4iBm0royAQ8=; b=L1zfAYsr332GauCN5u+f9w0irM faVkG1HTBhesyGaVBQGux1MpYCdDn3ud8hx2mEzbRSkDASv8zK2oa/e7faXbTkujNdil2iP7CZFlF nlWgnj+EQHGoQ9Ii6Wrvs/+U3ek+ckv8wcfWUw8i8sU7pr3jSomT6g1cPuZjpeHOxmD34vfiV+wh9 EkB4rqVVpQim1z+NTBrgy3QCHz2s9Oq5fviHkA4ps2QsiXaxzoEVbn3BOUrwXs/bEZGs/55850DzF 2jd20n60CdxQlHJBu+Qu9Psl1CZaJYB5vGY3MDmnGOE0qbCjvQsbiNiI9xfsXIz3DIOdpCRcx6ek9 xv2/vk7A==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vt8FO-0000000Bjqb-37Ib; Thu, 19 Feb 2026 17:55:30 +0000 Received: from smtprelay0013.hostedemail.com ([216.40.44.13] helo=relay.hostedemail.com) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vt8FL-0000000BjqG-1x19 for linux-arm-kernel@lists.infradead.org; Thu, 19 Feb 2026 17:55:29 +0000 Received: from omf18.hostedemail.com (a10.router.float.18 [10.200.18.1]) by unirelay07.hostedemail.com (Postfix) with ESMTP id D4C8A160672; Thu, 19 Feb 2026 17:55:22 +0000 (UTC) Received: from [HIDDEN] (Authenticated sender: rostedt@goodmis.org) by omf18.hostedemail.com (Postfix) with ESMTPA id 70B362E; Thu, 19 Feb 2026 17:55:19 +0000 (UTC) Date: Thu, 19 Feb 2026 12:55:25 -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 v12 05/30] tracing: Introduce trace remotes Message-ID: <20260219125525.12afbcfb@gandalf.local.home> In-Reply-To: <20260219150307.14538-6-vdonnefort@google.com> References: <20260219150307.14538-1-vdonnefort@google.com> <20260219150307.14538-6-vdonnefort@google.com> X-Mailer: Claws Mail 3.20.0git84 (GTK+ 2.24.33; x86_64-pc-linux-gnu) MIME-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Rspamd-Server: rspamout06 X-Rspamd-Queue-Id: 70B362E X-Stat-Signature: u1he8b9g4za14gbwiygmi6hbhxy3z4a6 X-Session-Marker: 726F737465647440676F6F646D69732E6F7267 X-Session-ID: U2FsdGVkX1+WMo3F+bs2zk/Y4yoqF8XVhVwxseeWyj8= X-HE-Tag: 1771523719-921131 X-HE-Meta: U2FsdGVkX1/LrJvJg4Wy78/u4/54AVEg1GJ5/mPuHr184EDrrqbRAapQiOKf1wx/fZLKN9iKRYe7XUwEmWB99Jo1BUX+JwLqRCR1mB6OKIhrZRTp2AdWwply1KIgOUEvvCSe35AwcfN+ktt5BlnYkneOlwAgds9O2H04tY3J+Mie/F5gCQrBAoukRUvzZ70v9jSsVY9wD8fUJ4ocO/oL9m40P91q8gNGt66xvjt1fKhnc5zqXNVQk6EIsmNbU1aqj8l8N1+t0ebr46WcAN/brlqaQOlxxl6SzgzAnRO8fpgORzlMhzyHmqEuZJgStuNN6+Z1t6u97wytW8IM5mDrMxGi22eUnN1nkSkkN/WaTfLRbQME+WLTRFEmgbEIYi5U1sLw0qQ7yJG1eMFmvq5Pvw== X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260219_095527_570305_24485596 X-CRM114-Status: UNSURE ( 9.65 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Thu, 19 Feb 2026 15:02:42 +0000 Vincent Donnefort wrote: > A trace remote relies on ring-buffer remotes to read and control > compatible tracing buffers, written by entity such as firmware or > hypervisor. > > Add a Tracefs directory remotes/ that contains all instances of trace > remotes. Each instance follows the same hierarchy as any other to ease > the support by existing user-space tools. > > This currently does not provide any event support, which will come > later. > > Signed-off-by: Vincent Donnefort Reviewed-by: Steven Rostedt (Google) -- Steve