skipstart 309 kern/fs/sfs/sfs_vnode.c uint32_t skipstart, uint32_t len) skipstart 328 kern/fs/sfs/sfs_vnode.c KASSERT(skipstart + len <= SFS_BLOCKSIZE); skipstart 360 kern/fs/sfs/sfs_vnode.c result = uiomove(iobuf+skipstart, len, uio);