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Ts'o" To: Bob Liu CC: , , , , , , , , , Subject: Re: [RFC PATCH v2 1/9] block: add nr_mirrors to request_queue Message-ID: <20190218175651.GA5210@mit.edu> References: <20190213095044.29628-1-bob.liu@oracle.com> <20190213095044.29628-2-bob.liu@oracle.com> <20190213160408.GW23000@mit.edu> <56d2dc78-01f8-9991-9199-372fe864d9f0@oracle.com> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Disposition: inline In-Reply-To: <56d2dc78-01f8-9991-9199-372fe864d9f0@oracle.com> User-Agent: Mutt/1.10.1 (2018-07-13) X-EOPAttributedMessage: 0 X-Forefront-Antispam-Report: CIP:18.9.28.11;IPV:CAL;SCL:-1;CTRY:US;EFV:NLI;SFV:NSPM;SFS:(10019020)(39860400002)(136003)(346002)(396003)(376002)(2980300002)(189003)(199004)(6266002)(97756001)(8936002)(4326008)(229853002)(86362001)(6246003)(8676002)(476003)(246002)(2616005)(126002)(36906005)(7416002)(33656002)(217873002)(103686004)(47776003)(5660300002)(486006)(6916009)(478600001)(50466002)(36756003)(106466001)(26826003)(54906003)(786003)(305945005)(42186006)(106002)(1076003)(2906002)(93886005)(316002)(16586007)(26005)(88552002)(23726003)(46406003)(90966002)(11346002)(76176011)(75432002)(336012)(58126008)(186003)(52956003)(356004)(4744005)(446003)(18370500001)(42866002);DIR:OUT;SFP:1102;SCL:1;SRVR:BYAPR01MB4854;H:outgoing.mit.edu;FPR:;SPF:Pass;LANG:en;PTR:outgoing-auth-1.mit.edu;MX:1;A:1; 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the problem is that it's not really another "copy" of the data, it's just that it can simply be different (multiple) ways of reconstructing the data. I suppose we could say that it's a virtual copy. In any case, I can't think of a better term, so nr_copy is probably as good as any. Cheers, - Ted