Lines Matching refs:nr_segs
637 unsigned long iov_shorten(struct iovec *iov, unsigned long nr_segs, size_t to) in iov_shorten() argument
642 while (seg < nr_segs) { in iov_shorten()
700 unsigned long nr_segs, unsigned long fast_segs, in rw_copy_check_uvector() argument
713 if (nr_segs == 0) { in rw_copy_check_uvector()
722 if (nr_segs > UIO_MAXIOV) { in rw_copy_check_uvector()
726 if (nr_segs > fast_segs) { in rw_copy_check_uvector()
727 iov = kmalloc(nr_segs*sizeof(struct iovec), GFP_KERNEL); in rw_copy_check_uvector()
733 if (copy_from_user(iov, uvector, nr_segs*sizeof(*uvector))) { in rw_copy_check_uvector()
748 for (seg = 0; seg < nr_segs; seg++) { in rw_copy_check_uvector()
776 unsigned long nr_segs, loff_t *pos) in do_readv_writev() argument
786 ret = import_iovec(type, uvector, nr_segs, in do_readv_writev()
950 unsigned long nr_segs, loff_t *pos) in compat_do_readv_writev() argument
960 ret = compat_import_iovec(type, uvector, nr_segs, in compat_do_readv_writev()