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H A Dtrace-events3b79ef2c Tue Nov 01 06:00:40 CDT 2016 Greg Kurz <groug@kaod.org> 9pfs: limit xattr size in xattrcreate

We shouldn't allow guests to create extended attribute with arbitrary sizes.
On linux hosts, the limit is XATTR_SIZE_MAX. Let's use it.

Signed-off-by: Greg Kurz <groug@kaod.org>
H A D9p.c3b79ef2c Tue Nov 01 06:00:40 CDT 2016 Greg Kurz <groug@kaod.org> 9pfs: limit xattr size in xattrcreate

We shouldn't allow guests to create extended attribute with arbitrary sizes.
On linux hosts, the limit is XATTR_SIZE_MAX. Let's use it.

Signed-off-by: Greg Kurz <groug@kaod.org>