Compile warnings in XFS, kernel 2.6.15.1

["L. A. Walsh" <lkml@xxxxxxxxx>]

Are these warnings anything to worry about?

 CC      fs/xfs/xfs_bmap.o
 LD      fs/udf/udf.o
 LD      fs/udf/built-in.o
 CC      fs/dnotify.o
 CC      fs/xfs/xfs_bmap_btree.o
fs/xfs/xfs_bmap.c: In function `xfs_bmap_search_extents':
fs/xfs/xfs_bmap.c:3590: warning: long long unsigned int format, 
different type arg (arg 5)
 CC      fs/xfs/xfs_btree.o
 CC      fs/xfs/xfs_buf_item.o
 CC      fs/xfs/xfs_iget.o
 CC      fs/xfs/xfs_inode.o
 CC      fs/xfs/xfs_inode_item.o
 CC      fs/xfs/xfs_iocore.o
 CC      fs/xfs/xfs_iomap.o
 CC      fs/xfs/xfs_itable.o
fs/xfs/xfs_iomap.c: In function `xfs_iomap_write_direct':
fs/xfs/xfs_iomap.c:488: warning: long long unsigned int format, 
different type arg (arg 5)
fs/xfs/xfs_iomap.c: In function `xfs_iomap_write_delay':
fs/xfs/xfs_iomap.c:591: warning: long long unsigned int format, 
different type arg (arg 5)
fs/xfs/xfs_iomap.c:697: warning: long long unsigned int format, 
different type arg (arg 5)
fs/xfs/xfs_iomap.c: In function `xfs_iomap_write_allocate':
fs/xfs/xfs_iomap.c:834: warning: long long unsigned int format, 
different type arg (arg 5)
fs/xfs/xfs_iomap.c: In function `xfs_iomap_write_unwritten':
fs/xfs/xfs_iomap.c:941: warning: long long unsigned int format, 
different type arg (arg 5)