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Re: [PATCH v2 RESEND] fs: return EPERM on immutable inode

To: Eryu Guan <guaneryu@xxxxxxxxx>
Subject: Re: [PATCH v2 RESEND] fs: return EPERM on immutable inode
From: Al Viro <viro@xxxxxxxxxxxxxxxxxx>
Date: Wed, 3 Aug 2016 18:37:13 +0100
Cc: linux-fsdevel@xxxxxxxxxxxxxxx, Steven Whitehouse <swhiteho@xxxxxxxxxx>, Bob Peterson <rpeterso@xxxxxxxxxx>, Dave Chinner <david@xxxxxxxxxxxxx>, "supporter:XFS FILESYSTEM" <xfs@xxxxxxxxxxx>, "open list:GFS2 FILE SYSTEM" <cluster-devel@xxxxxxxxxx>, open list <linux-kernel@xxxxxxxxxxxxxxx>
Delivered-to: xfs@xxxxxxxxxxx
In-reply-to: <1470139108-13115-1-git-send-email-guaneryu@xxxxxxxxx>
References: <1470139108-13115-1-git-send-email-guaneryu@xxxxxxxxx>
Sender: Al Viro <viro@xxxxxxxxxxxxxxxx>
User-agent: Mutt/1.6.1 (2016-04-27)
On Tue, Aug 02, 2016 at 07:58:28PM +0800, Eryu Guan wrote:
> In most cases, EPERM is returned on immutable inode, and there're only a
> few places returning EACCES. I noticed this when running LTP on
> overlayfs, setxattr03 failed due to unexpected EACCES on immutable
> inode.
> 
> So converting all EACCES to EPERM on immutable inode.
> 
> Acked-by: Dave Chinner <dchinner@xxxxxxxxxx>
> Signed-off-by: Eryu Guan <guaneryu@xxxxxxxxx>

Applied.

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