Subject: Re: bug#16094: bug: cp/mv cannot copy/move a file's extended attrs if they start with 'security'

From: Linda Walsh <[email-masked]>
Date: Tue, 10 Dec 2013 16:09:07 -0800

On 12/10/2013 12:52 AM, Pádraig Brady wrote:
> Note since you're writing to /tmp it might be an issue with tmpfs?
----

> df /tmp
Filesystem      Size  Used Avail Use% Mounted on
/dev/sdc2       7.8G  3.5G  4.4G  45% /tmp

xfs_info  /tmp
meta-data=/dev/sdc2              isize=256    agcount=4, agsize=519101 blks
          =                       sectsz=512   attr=2

I don't think so...

> Have a look at recent TMPFS_SECURITY and TMPFS_XATTR kernel options are enabled.
> Also there are acl mount options that might impact here too.

> zgrep TMPFS /proc/config.gz 
CONFIG_DEVTMPFS=y
CONFIG_DEVTMPFS_MOUNT=y
CONFIG_TMPFS=y
CONFIG_TMPFS_POSIX_ACL=y
CONFIG_TMPFS_XATTR=y

They are enabled, but I don't think they are relevant since
/tmp is a normal xfs file system in my case.

Actually a it's a dir on /var named /var/rtmp that gets
'rbound' (rbind) to /tmp) so my root can remain relatively
static.