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From: "Harry G. Coin" <hgcoin@gmail.com>
To: virtio-fs@redhat.com
Subject: Re: [Virtio-fs] [PATCH] docs: describe the security considerations with virtiofsd xattr mapping
Date: Tue, 15 Jun 2021 23:31:52 -0500	[thread overview]
Message-ID: <c7e13bcd-9fd9-d416-9899-5914102b3656@gmail.com> (raw)
In-Reply-To: <YMjLZUqZ5nhihJ1X@redhat.com>


On 6/15/21 10:46 AM, Daniel P. Berrangé wrote:
>  - Store a symlinks' xattr on the target of the symlink
>
>    if the symlink has dev:inode  54:224, and points to
>    a file 'foo', then on 'foo' create an xattr
>    "user.virtiofs.link:54:224.<original xattrpath>"

Atomicity issues here.  If you do this, virtiofsd will need a 'xattr
write intent journal' somewhere....



  parent reply	other threads:[~2021-06-16  4:31 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-06-11 12:04 [PATCH] docs: describe the security considerations with virtiofsd xattr mapping Daniel P. Berrangé
2021-06-11 12:04 ` [Virtio-fs] " Daniel P. Berrangé
2021-06-11 15:42 ` Vivek Goyal
2021-06-15 15:46   ` Daniel P. Berrangé
2021-06-15 17:19     ` Harry G. Coin
2021-06-15 19:57     ` Vivek Goyal
2021-06-15 19:57       ` Vivek Goyal
2021-06-16  9:50       ` Dr. David Alan Gilbert
2021-06-16  9:50         ` Dr. David Alan Gilbert
2021-06-16  4:31     ` Harry G. Coin [this message]
2021-06-16 10:16 ` Dr. David Alan Gilbert
2021-06-16 10:16   ` [Virtio-fs] " Dr. David Alan Gilbert
2021-06-30 18:38 ` Dr. David Alan Gilbert
2021-06-30 18:38   ` [Virtio-fs] " Dr. David Alan Gilbert

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