From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (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 AA11A2405E3; Wed, 1 Oct 2025 06:19:14 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759299554; cv=none; b=YZiaT15VdI655yI55Cl63kb4hqTGxT/8mO8X2mauRNOflvEm2/FMvHqF5sq9+dylV+MDqxxjZYVBxU5kY+wlYQQRQ/NGS6ZTPvTRkMJehEd08Ae4bIAw1ut/nWZfgrmYJHuW96Po/wz2SLGUgjaItCKQUY3lW72fXn9oD3JXlJA= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1759299554; c=relaxed/simple; bh=vGoNSaKouqF0DmdtOE+YsWzH9vurYXHj5mwYZnXoP4M=; h=Message-ID:Date:MIME-Version:Subject:To:Cc:References:From: In-Reply-To:Content-Type; b=MU4lfWSSuRSrheGRawqE8mhm3SVH65oemjHh0C0Adi92M7y3mS8xlT0BdMf8VfLld8ASJCAG/FfKLsObbLDHeNI0Pe/k05CLFHOWdMUsecqba1/30QAKrUDRJqgLkwQZmesoyvv6E0snhYPrgP2u+Ay0iAEn2ue6h+68e/3bC3k= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=JY7PtjwU; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="JY7PtjwU" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 24C95C4CEF4; Wed, 1 Oct 2025 06:19:07 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1759299554; bh=vGoNSaKouqF0DmdtOE+YsWzH9vurYXHj5mwYZnXoP4M=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=JY7PtjwUokXr3FyxZ0x2Fg2GvvHstL2N5dmwwI3PSz/wfrlkDGkKzKU5zV3SujQqD wsYYALS/PP8IMCa9ICxucBvB3ZjVYb670moZfeRSGv5U9piel47l/iWuZbSqb2uWb4 J3hHhjQo/a1RRid3F2QYS+HcO1h4/0Lo3z5X/MjVJPq/88RQoVPYfAepc+X6BVkV1+ 8/T5l0eZ09gau1kVCiyqjGvnEKiG3sQg6cGHfD4XmZ+AxE1MHSFfbTPeQJTsAuRsrv zOA/AZuWZbYCHtAC9iC4zgCV5pyamZU4+VV5UNNdEMFiO68bNDT/UmVXouyrMk7hJI ATDHnkiRMkcVQ== Message-ID: <255669b4-05fe-421c-898d-9649cf637187@kernel.org> Date: Wed, 1 Oct 2025 15:19:04 +0900 Precedence: bulk X-Mailing-List: linux-btrace@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 03/15] blktrace: split out relaying a blktrace event To: Johannes Thumshirn , Jens Axboe Cc: Steven Rostedt , Masami Hiramatsu , Mathieu Desnoyers , linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, linux-trace-kernel@vger.kernel.org, linux-btrace@vger.kernel.org, John Garry , Hannes Reinecke , Christoph Hellwig , Naohiro Aota , Shinichiro Kawasaki , Chaitanya Kulkarni , "Martin K . Petersen" References: <20250925150231.67342-1-johannes.thumshirn@wdc.com> <20250925150231.67342-4-johannes.thumshirn@wdc.com> From: Damien Le Moal Content-Language: en-US Organization: Western Digital Research In-Reply-To: <20250925150231.67342-4-johannes.thumshirn@wdc.com> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit On 9/26/25 00:02, Johannes Thumshirn wrote: > Split out the code relaying a blktrace event to user-space using relayfs. > > This enables adding a second version supporting a new version of the > protocol. > > Reviewed-by: Christoph Hellwig > Signed-off-by: Johannes Thumshirn Reviewed-by: Damien Le Moal -- Damien Le Moal Western Digital Research