[Buildroot] [PATCH 2/6 v2] fs/tar: add support for xattrs (thus capabilties)

Peter Korsgaard peter at korsgaard.com
Wed Nov 21 06:15:32 UTC 2018

>>>>> "Yann" == Yann E MORIN <yann.morin.1998 at free.fr> writes:

 > By default, tar will not include any extended attribute (xattr) when
 > creating archives, and thus will not store capabilties either (as they
 > are stored in the xattr 'security.capability').

 > Using option --xattrs is enough to create a tarball with all the xattrs
 > attached to a file. However, extracting all xattrs from a tarball
 > requires that --xattrs-include='*' be used. This is not symetric (but on
 > purpose, as per the documentation), and so is confusing to some.

 > So, we use --xattrs-include='*' to create the archive, so as to be
 > explicit that we want all xattrs to be stored.

 > Signed-off-by: "Yann E. MORIN" <yann.morin.1998 at free.fr>
 > Cc: Ricardo Martincoski <ricardo.martincoski at gmail.com>
 > Cc: Peter Korsgaard <peter at korsgaard.com>
 > Cc: Arnout Vandecappelle <arnout at mind.be>

Committed, thanks.

Bye, Peter Korsgaard

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