44 	struct gfs2_bufdata *bd;  in gfs2_pin()  local
53 	bd = bh->b_private;  in gfs2_pin()
58 	if (bd->bd_tr)  in gfs2_pin()
59 		list_move(&bd->bd_ail_st_list, &bd->bd_tr->tr_ail2_list);  in gfs2_pin()
63 	trace_gfs2_pin(bd, 1);  in gfs2_pin()
66 static bool buffer_is_rgrp(const struct gfs2_bufdata *bd)  in buffer_is_rgrp()  argument
68 	return bd->bd_gl->gl_name.ln_type == LM_TYPE_RGRP;  in buffer_is_rgrp()
71 static void maybe_release_space(struct gfs2_bufdata *bd)  in maybe_release_space()  argument
73 	struct gfs2_glock *gl = bd->bd_gl;  in maybe_release_space()
76 	unsigned int index = bd->bd_bh->b_blocknr - gl->gl_name.ln_number;  in maybe_release_space()
82 		gfs2_rgrp_send_discards(sdp, rgd->rd_data0, bd->bd_bh, bi, 1, NULL);  in maybe_release_space()
84 	       bd->bd_bh->b_data + bi->bi_offset, bi->bi_len);  in maybe_release_space()
102 	struct gfs2_bufdata *bd = bh->b_private;  in gfs2_unpin()  local
111 	if (buffer_is_rgrp(bd))  in gfs2_unpin()
112 		maybe_release_space(bd);  in gfs2_unpin()
115 	if (bd->bd_tr) {  in gfs2_unpin()
116 		list_del(&bd->bd_ail_st_list);  in gfs2_unpin()
119 		struct gfs2_glock *gl = bd->bd_gl;  in gfs2_unpin()
120 		list_add(&bd->bd_ail_gl_list, &gl->gl_ail_list);  in gfs2_unpin()
123 	bd->bd_tr = tr;  in gfs2_unpin()
124 	list_add(&bd->bd_ail_st_list, &tr->tr_ail1_list);  in gfs2_unpin()
127 	clear_bit(GLF_LFLUSH, &bd->bd_gl->gl_flags);  in gfs2_unpin()
128 	trace_gfs2_pin(bd, 0);  in gfs2_unpin()
503 	struct gfs2_bufdata *bd;  in buf_lo_after_commit()  local
510 		bd = list_entry(head->next, struct gfs2_bufdata, bd_list);  in buf_lo_after_commit()
511 		list_del_init(&bd->bd_list);  in buf_lo_after_commit()
512 		gfs2_unpin(sdp, bd->bd_bh, tr);  in buf_lo_after_commit()
620 	struct gfs2_bufdata *bd;  in revoke_lo_before_commit()  local
632 	list_for_each_entry(bd, head, bd_list) {  in revoke_lo_before_commit()
647 		*(__be64 *)(page_address(page) + offset) = cpu_to_be64(bd->bd_blkno);  in revoke_lo_before_commit()
658 	struct gfs2_bufdata *bd;  in revoke_lo_after_commit()  local
662 		bd = list_entry(head->next, struct gfs2_bufdata, bd_list);  in revoke_lo_after_commit()
663 		list_del_init(&bd->bd_list);  in revoke_lo_after_commit()
664 		gl = bd->bd_gl;  in revoke_lo_after_commit()
666 		kmem_cache_free(gfs2_bufdata_cachep, bd);  in revoke_lo_after_commit()
834 	struct gfs2_bufdata *bd;  in databuf_lo_after_commit()  local
841 		bd = list_entry(head->next, struct gfs2_bufdata, bd_list);  in databuf_lo_after_commit()
842 		list_del_init(&bd->bd_list);  in databuf_lo_after_commit()
843 		gfs2_unpin(sdp, bd->bd_bh, tr);  in databuf_lo_after_commit()