BH_Pinned          60 fs/gfs2/glops.c 	const unsigned long b_state = (1UL << BH_Dirty)|(1UL << BH_Pinned)|(1UL << BH_Lock);
BH_Pinned          76 fs/gfs2/meta_io.h ((bh)->b_state & ((1ul << BH_Dirty) | (1ul << BH_Lock) | (1ul << BH_Pinned)))