[XFS] add __init/__exit mark to specific init/cleanup functions
SGI-PV: 971186
SGI-Modid: xfs-linux-melb:xfs-kern:30459a
Signed-off-by: Lachlan McIlroy <lachlan@sgi.com>
Signed-off-by: Denis Cheng <crquan@gmail.com>
authored by Lachlan McIlroy and committed by Lachlan McIlroy de2eeea6 450790a2