-static void extent_trunc(struct inode * inode, lb_addr bloc, int extoffset,
- lb_addr eloc, int8_t etype, uint32_t elen, struct buffer_head *bh, uint32_t nelen)
+static void extent_trunc(struct inode * inode, kernel_lb_addr bloc, int extoffset,
+ kernel_lb_addr eloc, int8_t etype, uint32_t elen, struct buffer_head *bh, uint32_t nelen)