From eeb2c4fb6a3d0ebed35fbc13a255f691c8b8d7e5 Mon Sep 17 00:00:00 2001 From: Jacob Wen Date: Mon, 7 Jan 2019 09:59:59 +0800 Subject: rds: use DIV_ROUND_UP instead of ceil Yes indeed, DIV_ROUND_UP is in kernel.h. Signed-off-by: Jacob Wen Signed-off-by: David S. Miller --- net/rds/message.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) (limited to 'net/rds/message.c') diff --git a/net/rds/message.c b/net/rds/message.c index f139420ba1f6..50f13f1d4ae0 100644 --- a/net/rds/message.c +++ b/net/rds/message.c @@ -341,7 +341,7 @@ struct rds_message *rds_message_map_pages(unsigned long *page_addrs, unsigned in { struct rds_message *rm; unsigned int i; - int num_sgs = ceil(total_len, PAGE_SIZE); + int num_sgs = DIV_ROUND_UP(total_len, PAGE_SIZE); int extra_bytes = num_sgs * sizeof(struct scatterlist); int ret; @@ -351,7 +351,7 @@ struct rds_message *rds_message_map_pages(unsigned long *page_addrs, unsigned in set_bit(RDS_MSG_PAGEVEC, &rm->m_flags); rm->m_inc.i_hdr.h_len = cpu_to_be32(total_len); - rm->data.op_nents = ceil(total_len, PAGE_SIZE); + rm->data.op_nents = DIV_ROUND_UP(total_len, PAGE_SIZE); rm->data.op_sg = rds_message_alloc_sgs(rm, num_sgs, &ret); if (!rm->data.op_sg) { rds_message_put(rm); -- cgit 1.4.1