sunrpc: use bvec_set_page to initialize bvecs

Use the bvec_set_page helper to initialize bvecs.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Acked-by: Chuck Lever <chuck.lever@oracle.com>
Acked-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Link: https://lore.kernel.org/r/20230203150634.3199647-22-hch@lst.de
Signed-off-by: Jens Axboe <axboe@kernel.dk>

Author: Christoph Hellwig

net/sunrpc/svcsock.c

@@ -252,11 +252,8 @@ static ssize_t svc_tcp_read_msg(struct svc_rqst *rqstp, size_t buflen,
 
 	clear_bit(XPT_DATA, &svsk->sk_xprt.xpt_flags);
 
-	for (i = 0, t = 0; t < buflen; i++, t += PAGE_SIZE) {
-		bvec[i].bv_page = rqstp->rq_pages[i];
-		bvec[i].bv_len = PAGE_SIZE;
-		bvec[i].bv_offset = 0;
-	}
+	for (i = 0, t = 0; t < buflen; i++, t += PAGE_SIZE)
+		bvec_set_page(&bvec[i], rqstp->rq_pages[i], PAGE_SIZE, 0);
 	rqstp->rq_respages = &rqstp->rq_pages[i];
 	rqstp->rq_next_page = rqstp->rq_respages + 1;
 

net/sunrpc/xdr.c

@@ -150,9 +150,8 @@ xdr_alloc_bvec(struct xdr_buf *buf, gfp_t gfp)
 		if (!buf->bvec)
 			return -ENOMEM;
 		for (i = 0; i < n; i++) {
-			buf->bvec[i].bv_page = buf->pages[i];
-			buf->bvec[i].bv_len = PAGE_SIZE;
-			buf->bvec[i].bv_offset = 0;
+			bvec_set_page(&buf->bvec[i], buf->pages[i], PAGE_SIZE,
+				      0);
 		}
 	}
 	return 0;