diff options
Diffstat (limited to 'net/core/skbuff.c')
| -rw-r--r-- | net/core/skbuff.c | 18 |
1 files changed, 6 insertions, 12 deletions
diff --git a/net/core/skbuff.c b/net/core/skbuff.c index 624e9e4ec116..4abfc3ba6898 100644 --- a/net/core/skbuff.c +++ b/net/core/skbuff.c @@ -558,8 +558,7 @@ struct sk_buff *__alloc_skb(unsigned int size, gfp_t gfp_mask, * aligned memory blocks, unless SLUB/SLAB debug is enabled. * Both skb->head and skb_shared_info are cache line aligned. */ - size = SKB_DATA_ALIGN(size); - size += SKB_DATA_ALIGN(sizeof(struct skb_shared_info)); + size = SKB_HEAD_ALIGN(size); osize = kmalloc_size_roundup(size); data = kmalloc_reserve(osize, gfp_mask, node, &pfmemalloc); if (unlikely(!data)) @@ -632,8 +631,7 @@ struct sk_buff *__netdev_alloc_skb(struct net_device *dev, unsigned int len, goto skb_success; } - len += SKB_DATA_ALIGN(sizeof(struct skb_shared_info)); - len = SKB_DATA_ALIGN(len); + len = SKB_HEAD_ALIGN(len); if (sk_memalloc_socks()) gfp_mask |= __GFP_MEMALLOC; @@ -732,8 +730,7 @@ struct sk_buff *__napi_alloc_skb(struct napi_struct *napi, unsigned int len, data = page_frag_alloc_1k(&nc->page_small, gfp_mask); pfmemalloc = NAPI_SMALL_PAGE_PFMEMALLOC(nc->page_small); } else { - len += SKB_DATA_ALIGN(sizeof(struct skb_shared_info)); - len = SKB_DATA_ALIGN(len); + len = SKB_HEAD_ALIGN(len); data = page_frag_alloc(&nc->page, len, gfp_mask); pfmemalloc = nc->page.pfmemalloc; @@ -1938,8 +1935,7 @@ int pskb_expand_head(struct sk_buff *skb, int nhead, int ntail, if (skb_pfmemalloc(skb)) gfp_mask |= __GFP_MEMALLOC; - size = SKB_DATA_ALIGN(size); - size += SKB_DATA_ALIGN(sizeof(struct skb_shared_info)); + size = SKB_HEAD_ALIGN(size); size = kmalloc_size_roundup(size); data = kmalloc_reserve(size, gfp_mask, NUMA_NO_NODE, NULL); if (!data) @@ -6289,8 +6285,7 @@ static int pskb_carve_inside_header(struct sk_buff *skb, const u32 off, if (skb_pfmemalloc(skb)) gfp_mask |= __GFP_MEMALLOC; - size = SKB_DATA_ALIGN(size); - size += SKB_DATA_ALIGN(sizeof(struct skb_shared_info)); + size = SKB_HEAD_ALIGN(size); size = kmalloc_size_roundup(size); data = kmalloc_reserve(size, gfp_mask, NUMA_NO_NODE, NULL); if (!data) @@ -6408,8 +6403,7 @@ static int pskb_carve_inside_nonlinear(struct sk_buff *skb, const u32 off, if (skb_pfmemalloc(skb)) gfp_mask |= __GFP_MEMALLOC; - size = SKB_DATA_ALIGN(size); - size += SKB_DATA_ALIGN(sizeof(struct skb_shared_info)); + size = SKB_HEAD_ALIGN(size); size = kmalloc_size_roundup(size); data = kmalloc_reserve(size, gfp_mask, NUMA_NO_NODE, NULL); if (!data) |