196 	sector_t isect, extent_length = 0;  in bl_mark_devices_unavailable()  local
205 		extent_length = be.be_length - (isect - be.be_f_offset);  in bl_mark_devices_unavailable()
207 		isect += extent_length;  in bl_mark_devices_unavailable()
208 		if (bytes_left > extent_length << SECTOR_SHIFT)  in bl_mark_devices_unavailable()
209 			bytes_left -= extent_length << SECTOR_SHIFT;  in bl_mark_devices_unavailable()
259 	sector_t isect, extent_length = 0;  in bl_read_pagelist()  local
284 		if (extent_length <= 0) {  in bl_read_pagelist()
293 			extent_length = be.be_length - (isect - be.be_f_offset);  in bl_read_pagelist()
328 		extent_length -= (pg_len >> SECTOR_SHIFT);  in bl_read_pagelist()
404 	sector_t isect, extent_length = 0;  in bl_write_pagelist()  local
432 		if (extent_length <= 0) {  in bl_write_pagelist()
441 			extent_length = be.be_length - (isect - be.be_f_offset);  in bl_write_pagelist()
458 		extent_length -= (pg_len >> SECTOR_SHIFT);  in bl_write_pagelist()