113 	void *area;  member
178 	ps->area = vmalloc(len);  in alloc_area()
179 	if (!ps->area)  in alloc_area()
196 	vfree(ps->area);  in alloc_area()
204 	vfree(ps->area);  in free_area()
205 	ps->area = NULL;  in free_area()
229 static int chunk_io(struct pstore *ps, void *area, chunk_t chunk, int rw,  in chunk_io()  argument
240 		.mem.ptr.vma = area,  in chunk_io()
267 static chunk_t area_location(struct pstore *ps, chunk_t area)  in area_location()  argument
269 	return NUM_SNAPSHOT_HDR_CHUNKS + ((ps->exceptions_per_area + 1) * area);  in area_location()
291 	r = chunk_io(ps, ps->area, chunk, rw, 0);  in area_io()
300 	memset(ps->area, 0, ps->store->chunk_size << SECTOR_SHIFT);  in zero_memory_area()
303 static int zero_disk_area(struct pstore *ps, chunk_t area)  in zero_disk_area()  argument
305 	return chunk_io(ps, ps->zero_area, area_location(ps, area), WRITE, 0);  in zero_disk_area()
425 	struct disk_exception *de = get_exception(ps, ps->area, index);  in write_exception()
434 	struct disk_exception *de = get_exception(ps, ps->area, index);  in clear_exception()
518 		void *area;  in read_exceptions()  local
536 		area = dm_bufio_read(client, chunk, &bp);  in read_exceptions()
537 		if (IS_ERR(area)) {  in read_exceptions()
538 			r = PTR_ERR(area);  in read_exceptions()
542 		r = insert_exceptions(ps, area, callback, callback_context,  in read_exceptions()
546 			memcpy(ps->area, area, ps->store->chunk_size << SECTOR_SHIFT);  in read_exceptions()
788 	read_exception(ps, ps->area, ps->current_committed - 1, &ce);  in persistent_prepare_merge()
798 		read_exception(ps, ps->area,  in persistent_prepare_merge()
863 	ps->area = NULL;  in persistent_ctr()