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Date: Mon, 18 Mar 2019 14:35:08 +0530 From: Gregory Farnum <gfarnum@...hat.com> To: "Yan, Zheng" <zyan@...hat.com> Cc: Luis Henriques <lhenriques@...e.com>, Sage Weil <sage@...hat.com>, Ilya Dryomov <idryomov@...il.com>, ceph-devel <ceph-devel@...r.kernel.org>, Linux Kernel Mailing List <linux-kernel@...r.kernel.org>, Hendrik Peyerl <hpeyerl@...sline.net> Subject: Re: [PATCH v2 2/2] ceph: quota: fix quota subdir mounts On Mon, Mar 18, 2019 at 2:32 PM Yan, Zheng <ukernel@...il.com> wrote: > After reading the code carefully. I feel a little uncomfortable with > the "lookup_ino" in get_quota_realm. how about populating directories > above the 'mount subdir' during mounting (similar to cifs_get_root ). Isn't that going to be a problem for any clients which have restricted filesystem access permissions? They may not be able to see all the directories above their mount point. -Greg
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