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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id B8C79C433F5 for ; Mon, 2 May 2022 16:09:11 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S240435AbiEBQMj (ORCPT ); Mon, 2 May 2022 12:12:39 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53194 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S240307AbiEBQMh (ORCPT ); Mon, 2 May 2022 12:12:37 -0400 Received: from mail-ot1-x334.google.com (mail-ot1-x334.google.com [IPv6:2607:f8b0:4864:20::334]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9453BDEEF for ; Mon, 2 May 2022 09:09:08 -0700 (PDT) Received: by mail-ot1-x334.google.com with SMTP id c5-20020a9d75c5000000b00605ff3b9997so4818246otl.0 for ; Mon, 02 May 2022 09:09:08 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=osandov-com.20210112.gappssmtp.com; s=20210112; h=date:from:to:cc:subject:message-id:references:mime-version :content-disposition:in-reply-to; bh=B/uVoCQZXpNP+GXZdJL2KWam3nupYPtn4R/1jFNhGMk=; b=lwblONIsZDB+Fy8xHPeMtApBA1FRlAmXviH0g8LwpG+s38JxuHTD5IUm6uZBCswOEK Q7Pk+1rrl7j/by6mdXtrgm22xnEhy0JLHZnezngwZGtqgIThY+LKKd77RPe0MrG7fwlM NeSmTA8cb1r2dnRPZiqjF0+3tTssR6UtLbWmIjKWb5cKsQOEr6NGhx6QQNM0QTevgOKC yr+MVQ3g60Q82zjEE3BrY5DHdkXDFhtDGXIcBwgEbNlYQiWPB4dQm1zGM1024PdLxfMD 1dAUp3+GZOQ6Ecc2/S4qukzyI9u6M9bjKU6rK8zWVuI3Ubruy89ezrtuFuJ9BmA4KNpa sOyw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:date:from:to:cc:subject:message-id:references :mime-version:content-disposition:in-reply-to; bh=B/uVoCQZXpNP+GXZdJL2KWam3nupYPtn4R/1jFNhGMk=; b=P1GEW5UocdEmb3ASrsUNhj0RQBqAq8AN4aeBL4kCQWOerMNrqe1QsTm2+zX8DRBz6n VRGUPcMy+N9GG5uliNkFqPaG16F0U2gqb4JkwI+eaJGPxkvWlg1o+eoR27O3HgfZn4uk kATq7SBN2qmK8OHzPynR+oslOCCo3XLBIp+mOMKmQ7hupBRQAC+pWJm6dyf8+CapszKx c9xvmmYRkrT2ttp6wGCw07954YjCY58ZJfia7yoR1Jg0Y2n7Ny0VIJeIHHfCUlhJkZ1t KXq71u9mvBkVAfN5NFGI9Mb+pCvWD4PFJi6lqDA5p/EYXpqnizJXUWyMgZesGc/1jjea pTSA== X-Gm-Message-State: AOAM533bTBM4nymxo1Gow7HdGVxwNFYwJKkxzG1FC+G1Nle21hhsT/Wx /CNf3uUecZG977bjT6DokEqz8w== X-Google-Smtp-Source: ABdhPJxBtgB8cf9G0gTqD6sxO7iVbiEZZVlT5BfOupTX6WPWjyQwJ/fHDClS9RQLbei4sOaU0rqslA== X-Received: by 2002:a9d:6d06:0:b0:606:133c:e7e8 with SMTP id o6-20020a9d6d06000000b00606133ce7e8mr2567540otp.83.1651507747821; Mon, 02 May 2022 09:09:07 -0700 (PDT) Received: from relinquished.localdomain ([8.34.116.185]) by smtp.gmail.com with ESMTPSA id i1-20020a056870a68100b000e686d138a0sm5996008oam.58.2022.05.02.09.09.06 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 02 May 2022 09:09:07 -0700 (PDT) Date: Mon, 2 May 2022 09:09:05 -0700 From: Omar Sandoval To: Hannes Reinecke Cc: Omar Sandoval , Christian Brauner , "linux-block@vger.kernel.org" , "lsf-pc@lists.linux-foundation.org" Subject: Re: [LSF TOPIC] block namespaces Message-ID: References: <7dca874a-b8ef-59bf-a368-595d0ed2838f@suse.de> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <7dca874a-b8ef-59bf-a368-595d0ed2838f@suse.de> Precedence: bulk List-ID: X-Mailing-List: linux-block@vger.kernel.org On Mon, May 02, 2022 at 01:14:48AM +0200, Hannes Reinecke wrote: > Hi Omar, > > here's a late topic for the I/O Track: Block namespaces > > We already proposed it for the (canceled) LSF last year, and now I found > that Christian Brauner is actually present here at LSF. > > What this is about: Similarly to network namespaces we'd like to explore the > possibility of block namespaces. > Canonical use-case here is iscsi sessions within containers: if one > container starts up an iscsi session, why should this session be visible to > the other containers? > The discussion should be about general design and possible use-cases. Hey, Hannes, How much does this overlap with Chris Leech's "network storage transports managed within a container" topic?