diff options
Diffstat (limited to 'net/xdp/xsk_buff_pool.c')
| -rw-r--r-- | net/xdp/xsk_buff_pool.c | 21 |
1 files changed, 2 insertions, 19 deletions
diff --git a/net/xdp/xsk_buff_pool.c b/net/xdp/xsk_buff_pool.c index dbd913ef4928..c56387439f67 100644 --- a/net/xdp/xsk_buff_pool.c +++ b/net/xdp/xsk_buff_pool.c @@ -35,26 +35,11 @@ void xp_del_xsk(struct xsk_buff_pool *pool, struct xdp_sock *xs) spin_unlock_irqrestore(&pool->xsk_tx_list_lock, flags); } -static void xp_addr_unmap(struct xsk_buff_pool *pool) -{ - vunmap(pool->addrs); -} - -static int xp_addr_map(struct xsk_buff_pool *pool, - struct page **pages, u32 nr_pages) -{ - pool->addrs = vmap(pages, nr_pages, VM_MAP, PAGE_KERNEL); - if (!pool->addrs) - return -ENOMEM; - return 0; -} - void xp_destroy(struct xsk_buff_pool *pool) { if (!pool) return; - xp_addr_unmap(pool); kvfree(pool->heads); kvfree(pool); } @@ -64,7 +49,6 @@ struct xsk_buff_pool *xp_create_and_assign_umem(struct xdp_sock *xs, { struct xsk_buff_pool *pool; struct xdp_buff_xsk *xskb; - int err; u32 i; pool = kvzalloc(struct_size(pool, free_heads, umem->chunks), @@ -86,6 +70,7 @@ struct xsk_buff_pool *xp_create_and_assign_umem(struct xdp_sock *xs, pool->frame_len = umem->chunk_size - umem->headroom - XDP_PACKET_HEADROOM; pool->umem = umem; + pool->addrs = umem->addrs; INIT_LIST_HEAD(&pool->free_list); INIT_LIST_HEAD(&pool->xsk_tx_list); spin_lock_init(&pool->xsk_tx_list_lock); @@ -103,9 +88,7 @@ struct xsk_buff_pool *xp_create_and_assign_umem(struct xdp_sock *xs, pool->free_heads[i] = xskb; } - err = xp_addr_map(pool, umem->pgs, umem->npgs); - if (!err) - return pool; + return pool; out: xp_destroy(pool); |