linux-kernel - Re: NFS client broken in Linus' tip

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-ID: <20140203080325.GB806@infradead.org>
Date:	Mon, 3 Feb 2014 00:03:25 -0800
From:	Christoph Hellwig <hch@...radead.org>
To:	Trond Myklebust <trond.myklebust@...marydata.com>
Cc:	Russell King - ARM Linux <linux@....linux.org.uk>,
	Christoph Hellwig <hch@...radead.org>,
	linux-nfs@...r.kernel.org, linux-kernel@...r.kernel.org,
	Al Viro <viro@...iv.linux.org.uk>,
	Christoph Hellwig <hch@....de>,
	linux-arm-kernel@...ts.infradead.org
Subject: Re: NFS client broken in Linus' tip

On Fri, Jan 31, 2014 at 03:59:30PM -0500, Trond Myklebust wrote:
> posix_acl_xattr_get requires get_acl() to return EOPNOTSUPP if the
> filesystem cannot support acls. This is needed for NFS, which can't
> know whether or not the server supports acls until it tries to get/set
> one.
> This patch converts posix_acl_chmod and posix_acl_create to deal with
> EOPNOTSUPP return values from get_acl().

Shouldn't NFS just return a NULL ACL here?
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/