summaryrefslogtreecommitdiff
path: root/include/net/page_pool.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/net/page_pool.h')
-rw-r--r--include/net/page_pool.h8
1 files changed, 7 insertions, 1 deletions
diff --git a/include/net/page_pool.h b/include/net/page_pool.h
index ddfa0b328677..c8ec2f34722b 100644
--- a/include/net/page_pool.h
+++ b/include/net/page_pool.h
@@ -77,6 +77,7 @@ struct page_pool_params {
unsigned int pool_size;
int nid; /* Numa node id to allocate from pages from */
struct device *dev; /* device, for DMA pre-mapping purposes */
+ struct napi_struct *napi; /* Sole consumer of pages, otherwise NULL */
enum dma_data_direction dma_dir; /* DMA mapping direction */
unsigned int max_len; /* max DMA sync memory size */
unsigned int offset; /* DMA addr offset */
@@ -239,13 +240,14 @@ inline enum dma_data_direction page_pool_get_dma_dir(struct page_pool *pool)
return pool->p.dma_dir;
}
-bool page_pool_return_skb_page(struct page *page);
+bool page_pool_return_skb_page(struct page *page, bool napi_safe);
struct page_pool *page_pool_create(const struct page_pool_params *params);
struct xdp_mem_info;
#ifdef CONFIG_PAGE_POOL
+void page_pool_unlink_napi(struct page_pool *pool);
void page_pool_destroy(struct page_pool *pool);
void page_pool_use_xdp_mem(struct page_pool *pool, void (*disconnect)(void *),
struct xdp_mem_info *mem);
@@ -253,6 +255,10 @@ void page_pool_release_page(struct page_pool *pool, struct page *page);
void page_pool_put_page_bulk(struct page_pool *pool, void **data,
int count);
#else
+static inline void page_pool_unlink_napi(struct page_pool *pool)
+{
+}
+
static inline void page_pool_destroy(struct page_pool *pool)
{
}