29 size_t xdr_skb_read_bits(struct xdr_skb_reader *desc, void *to, size_t len)  in xdr_skb_read_bits()  argument
31 	if (len > desc->count)  in xdr_skb_read_bits()
32 		len = desc->count;  in xdr_skb_read_bits()
33 	if (unlikely(skb_copy_bits(desc->skb, desc->offset, to, len)))  in xdr_skb_read_bits()
35 	desc->count -= len;  in xdr_skb_read_bits()
36 	desc->offset += len;  in xdr_skb_read_bits()
37 	return len;  in xdr_skb_read_bits()
49 static size_t xdr_skb_read_and_csum_bits(struct xdr_skb_reader *desc, void *to, size_t len)  in xdr_skb_read_and_csum_bits()  argument
54 	if (len > desc->count)  in xdr_skb_read_and_csum_bits()
55 		len = desc->count;  in xdr_skb_read_and_csum_bits()
57 	csum2 = skb_copy_and_csum_bits(desc->skb, pos, to, len, 0);  in xdr_skb_read_and_csum_bits()
59 	desc->count -= len;  in xdr_skb_read_and_csum_bits()
60 	desc->offset += len;  in xdr_skb_read_and_csum_bits()
61 	return len;  in xdr_skb_read_and_csum_bits()
75 	unsigned int	len, pglen = xdr->page_len;  in xdr_partial_copy_from_skb()  local
79 	len = xdr->head[0].iov_len;  in xdr_partial_copy_from_skb()
80 	if (base < len) {  in xdr_partial_copy_from_skb()
81 		len -= base;  in xdr_partial_copy_from_skb()
82 		ret = copy_actor(desc, (char *)xdr->head[0].iov_base + base, len);  in xdr_partial_copy_from_skb()
84 		if (ret != len || !desc->count)  in xdr_partial_copy_from_skb()
88 		base -= len;  in xdr_partial_copy_from_skb()
116 		len = PAGE_CACHE_SIZE;  in xdr_partial_copy_from_skb()
119 			len -= base;  in xdr_partial_copy_from_skb()
120 			if (pglen < len)  in xdr_partial_copy_from_skb()
121 				len = pglen;  in xdr_partial_copy_from_skb()
122 			ret = copy_actor(desc, kaddr + base, len);  in xdr_partial_copy_from_skb()
125 			if (pglen < len)  in xdr_partial_copy_from_skb()
126 				len = pglen;  in xdr_partial_copy_from_skb()
127 			ret = copy_actor(desc, kaddr, len);  in xdr_partial_copy_from_skb()
132 		if (ret != len || !desc->count)  in xdr_partial_copy_from_skb()
135 	} while ((pglen -= len) != 0);  in xdr_partial_copy_from_skb()
137 	len = xdr->tail[0].iov_len;  in xdr_partial_copy_from_skb()
138 	if (base < len)  in xdr_partial_copy_from_skb()
139 		copied += copy_actor(desc, (char *)xdr->tail[0].iov_base + base, len - base);  in xdr_partial_copy_from_skb()
159 	desc.count = skb->len - desc.offset;  in csum_partial_copy_to_xdr()
167 	if (desc.offset != skb->len) {  in csum_partial_copy_to_xdr()
169 		csum2 = skb_checksum(skb, desc.offset, skb->len - desc.offset, 0);  in csum_partial_copy_to_xdr()