diff options
Diffstat (limited to 'net/packet/af_packet.c')
| -rw-r--r-- | net/packet/af_packet.c | 16 |
1 files changed, 8 insertions, 8 deletions
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c index b0ea8b730..862cc7027 100644 --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -1564,11 +1564,11 @@ static void free_pg_vec(unsigned long *pg_vec, unsigned order, unsigned len) for (i=0; i<len; i++) { if (pg_vec[i]) { - unsigned long map, mapend; + struct page *page, *pend; - mapend = MAP_NR(pg_vec[i] + (PAGE_SIZE << order) - 1); - for (map = MAP_NR(pg_vec[i]); map <= mapend; map++) - clear_bit(PG_reserved, &mem_map[map].flags); + pend = virt_to_page(pg_vec[i] + (PAGE_SIZE << order) - 1); + for (page = virt_to_page(pg_vec[i]); page <= pend; page++) + mem_map_unreserve(page); free_pages(pg_vec[i], order); } } @@ -1616,14 +1616,14 @@ static int packet_set_ring(struct sock *sk, struct tpacket_req *req, int closing memset(pg_vec, 0, req->tp_block_nr*sizeof(unsigned long*)); for (i=0; i<req->tp_block_nr; i++) { - unsigned long map, mapend; + struct page *page, *pend; pg_vec[i] = __get_free_pages(GFP_KERNEL, order); if (!pg_vec[i]) goto out_free_pgvec; - mapend = MAP_NR(pg_vec[i] + (PAGE_SIZE << order) - 1); - for (map = MAP_NR(pg_vec[i]); map <= mapend; map++) - set_bit(PG_reserved, &mem_map[map].flags); + pend = virt_to_page(pg_vec[i] + (PAGE_SIZE << order) - 1); + for (page = virt_to_page(pg_vec[i]); page <= pend; page++) + mem_map_reserve(page); } /* Page vector is allocated */ |